./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7 --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 a74358cfc3b57ddf641c2843362a5594690e287c76148ee1838c9104dbe09de1 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:11:29,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:11:29,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:11:29,538 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:11:29,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:11:29,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:11:29,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:11:29,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:11:29,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:11:29,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:11:29,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:11:29,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:11:29,560 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:11:29,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:11:29,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:11:29,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:11:29,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:11:29,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:11:29,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:11:29,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:11:29,585 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:11:29,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:11:29,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:11:29,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:11:29,599 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:11:29,600 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:11:29,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:11:29,602 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:11:29,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:11:29,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:11:29,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:11:29,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:11:29,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:11:29,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:11:29,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:11:29,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:11:29,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:11:29,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:11:29,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:11:29,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:11:29,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:11:29,613 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 18:11:29,653 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:11:29,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:11:29,660 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:11:29,660 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:11:29,661 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:11:29,661 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:11:29,661 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:11:29,661 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:11:29,662 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:11:29,662 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:11:29,663 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:11:29,663 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:11:29,663 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:11:29,663 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:11:29,664 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:11:29,664 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:11:29,664 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:11:29,664 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:11:29,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:11:29,666 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 18:11:29,666 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:11:29,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 18:11:29,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:11:29,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:11:29,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:11:29,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:11:29,668 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 18:11:29,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:11:29,669 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:11:29,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:11:29,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:11:29,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:11:29,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:11:29,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:11:29,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:11:29,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:11:29,671 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:11:29,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:11:29,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:11:29,671 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:11:29,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:11:29,672 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_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a74358cfc3b57ddf641c2843362a5594690e287c76148ee1838c9104dbe09de1 [2021-11-25 18:11:29,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:11:30,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:11:30,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:11:30,009 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:11:30,010 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:11:30,011 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i [2021-11-25 18:11:30,103 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/data/4b92550f7/6fb01e7cc2dd44128c45ccb06399a7d6/FLAGf434c0ef6 [2021-11-25 18:11:30,727 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:11:30,731 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i [2021-11-25 18:11:30,760 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/data/4b92550f7/6fb01e7cc2dd44128c45ccb06399a7d6/FLAGf434c0ef6 [2021-11-25 18:11:30,996 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/data/4b92550f7/6fb01e7cc2dd44128c45ccb06399a7d6 [2021-11-25 18:11:30,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:11:30,999 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:11:31,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:11:31,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:11:31,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:11:31,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:11:30" (1/1) ... [2021-11-25 18:11:31,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4edb5ed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:31, skipping insertion in model container [2021-11-25 18:11:31,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:11:30" (1/1) ... [2021-11-25 18:11:31,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:11:31,091 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:11:31,517 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_4da8aa6f-c12c-432b-9063-dd83249499ac/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i[33021,33034] [2021-11-25 18:11:31,644 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:11:31,653 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:11:31,691 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_4da8aa6f-c12c-432b-9063-dd83249499ac/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i[33021,33034] [2021-11-25 18:11:31,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:11:31,762 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:11:31,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:31 WrapperNode [2021-11-25 18:11:31,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:11:31,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:11:31,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:11:31,764 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:11:31,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:31" (1/1) ... [2021-11-25 18:11:31,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:31" (1/1) ... [2021-11-25 18:11:31,875 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 621 [2021-11-25 18:11:31,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:11:31,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:11:31,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:11:31,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:11:31,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:31" (1/1) ... [2021-11-25 18:11:31,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:31" (1/1) ... [2021-11-25 18:11:31,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:31" (1/1) ... [2021-11-25 18:11:31,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:31" (1/1) ... [2021-11-25 18:11:31,924 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:31" (1/1) ... [2021-11-25 18:11:31,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:31" (1/1) ... [2021-11-25 18:11:31,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:31" (1/1) ... [2021-11-25 18:11:31,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:11:31,946 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:11:31,946 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:11:31,946 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:11:31,947 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:31" (1/1) ... [2021-11-25 18:11:31,966 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:11:31,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:11:32,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:11:32,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:11:32,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 18:11:32,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 18:11:32,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 18:11:32,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 18:11:32,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 18:11:32,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 18:11:32,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 18:11:32,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:11:32,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 18:11:32,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 18:11:32,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 18:11:32,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 18:11:32,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 18:11:32,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:11:32,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:11:32,277 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:11:32,278 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:11:33,074 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:11:33,399 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:11:33,400 INFO L301 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-25 18:11:33,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:11:33 BoogieIcfgContainer [2021-11-25 18:11:33,402 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:11:33,404 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:11:33,404 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:11:33,408 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:11:33,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:11:30" (1/3) ... [2021-11-25 18:11:33,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f84d4ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:11:33, skipping insertion in model container [2021-11-25 18:11:33,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:31" (2/3) ... [2021-11-25 18:11:33,410 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f84d4ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:11:33, skipping insertion in model container [2021-11-25 18:11:33,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:11:33" (3/3) ... [2021-11-25 18:11:33,411 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test1-1.i [2021-11-25 18:11:33,417 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:11:33,417 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 18:11:33,480 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:11:33,494 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 [2021-11-25 18:11:33,494 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 18:11:33,519 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 64 states have (on average 1.78125) internal successors, (114), 75 states have internal predecessors, (114), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 18:11:33,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 18:11:33,524 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:11:33,525 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:11:33,525 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:11:33,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:11:33,531 INFO L85 PathProgramCache]: Analyzing trace with hash -1633489720, now seen corresponding path program 1 times [2021-11-25 18:11:33,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:11:33,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357916231] [2021-11-25 18:11:33,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:11:33,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:11:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:11:33,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:11:33,687 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:11:33,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357916231] [2021-11-25 18:11:33,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357916231] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:11:33,688 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:11:33,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:11:33,690 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629693451] [2021-11-25 18:11:33,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:11:33,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:11:33,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:11:33,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:11:33,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:11:33,724 INFO L87 Difference]: Start difference. First operand has 81 states, 64 states have (on average 1.78125) internal successors, (114), 75 states have internal predecessors, (114), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) 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) [2021-11-25 18:11:34,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:11:34,938 INFO L93 Difference]: Finished difference Result 209 states and 376 transitions. [2021-11-25 18:11:34,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:11:34,952 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 [2021-11-25 18:11:34,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:11:34,959 INFO L225 Difference]: With dead ends: 209 [2021-11-25 18:11:34,960 INFO L226 Difference]: Without dead ends: 128 [2021-11-25 18:11:34,963 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 [2021-11-25 18:11:34,967 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 49 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 18:11:34,968 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 195 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 18:11:34,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-11-25 18:11:35,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 81. [2021-11-25 18:11:35,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 65 states have (on average 1.2769230769230768) internal successors, (83), 75 states have internal predecessors, (83), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 18:11:35,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 109 transitions. [2021-11-25 18:11:35,039 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 109 transitions. Word has length 8 [2021-11-25 18:11:35,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:11:35,040 INFO L470 AbstractCegarLoop]: Abstraction has 81 states and 109 transitions. [2021-11-25 18:11:35,040 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) [2021-11-25 18:11:35,040 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2021-11-25 18:11:35,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 18:11:35,043 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:11:35,043 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] [2021-11-25 18:11:35,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 18:11:35,044 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:11:35,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:11:35,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1995011669, now seen corresponding path program 1 times [2021-11-25 18:11:35,045 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:11:35,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653651952] [2021-11-25 18:11:35,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:11:35,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:11:35,182 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:11:35,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1407884625] [2021-11-25 18:11:35,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:11:35,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:11:35,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:11:35,185 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:11:35,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 18:11:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:11:35,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 1570 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 18:11:35,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:11:36,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:11:36,059 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:11:36,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:11:36,172 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:11:36,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653651952] [2021-11-25 18:11:36,173 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:11:36,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1407884625] [2021-11-25 18:11:36,178 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1407884625] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 18:11:36,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [410018559] [2021-11-25 18:11:36,216 INFO L159 IcfgInterpreter]: Started Sifa with 31 locations of interest [2021-11-25 18:11:36,219 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 18:11:36,225 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 18:11:36,231 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 18:11:36,232 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 18:11:36,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:36,372 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 [2021-11-25 18:11:36,412 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-11-25 18:11:36,419 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 [2021-11-25 18:11:36,467 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 18:11:36,468 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 [2021-11-25 18:11:36,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:36,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:11:36,486 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 [2021-11-25 18:11:36,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:36,514 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 [2021-11-25 18:11:36,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:36,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:36,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:36,960 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 [2021-11-25 18:11:36,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:36,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:36,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:36,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:36,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:36,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:36,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:36,994 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 57 treesize of output 54 [2021-11-25 18:11:37,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,021 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 [2021-11-25 18:11:37,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,047 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 [2021-11-25 18:11:37,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,343 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 57 treesize of output 54 [2021-11-25 18:11:37,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,363 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 [2021-11-25 18:11:37,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,390 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 [2021-11-25 18:11:37,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:37,414 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 [2021-11-25 18:11:37,432 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 18:11:38,353 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [410018559] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:11:38,353 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 18:11:38,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [3, 3] total 11 [2021-11-25 18:11:38,355 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496361283] [2021-11-25 18:11:38,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:11:38,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-25 18:11:38,356 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:11:38,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-25 18:11:38,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-25 18:11:38,357 INFO L87 Difference]: Start difference. First operand 81 states and 109 transitions. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 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) [2021-11-25 18:11:41,195 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 18:11:42,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:11:42,169 INFO L93 Difference]: Finished difference Result 173 states and 232 transitions. [2021-11-25 18:11:42,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-25 18:11:42,181 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 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 31 [2021-11-25 18:11:42,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:11:42,182 INFO L225 Difference]: With dead ends: 173 [2021-11-25 18:11:42,183 INFO L226 Difference]: Without dead ends: 94 [2021-11-25 18:11:42,184 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 79 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=63, Invalid=69, Unknown=0, NotChecked=0, Total=132 [2021-11-25 18:11:42,185 INFO L933 BasicCegarLoop]: 93 mSDtfsCounter, 10 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2021-11-25 18:11:42,185 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 329 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2021-11-25 18:11:42,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2021-11-25 18:11:42,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 91. [2021-11-25 18:11:42,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 75 states have (on average 1.24) internal successors, (93), 85 states have internal predecessors, (93), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-25 18:11:42,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 119 transitions. [2021-11-25 18:11:42,199 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 119 transitions. Word has length 31 [2021-11-25 18:11:42,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:11:42,200 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 119 transitions. [2021-11-25 18:11:42,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 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) [2021-11-25 18:11:42,200 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2021-11-25 18:11:42,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 18:11:42,202 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:11:42,202 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] [2021-11-25 18:11:42,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-25 18:11:42,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-11-25 18:11:42,417 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:11:42,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:11:42,417 INFO L85 PathProgramCache]: Analyzing trace with hash 1705819700, now seen corresponding path program 1 times [2021-11-25 18:11:42,417 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:11:42,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551065513] [2021-11-25 18:11:42,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:11:42,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:11:42,503 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:11:42,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1856425520] [2021-11-25 18:11:42,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:11:42,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:11:42,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:11:42,513 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:11:42,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 18:11:42,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:11:42,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 18:11:42,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:11:42,995 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 18:11:42,995 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:11:43,123 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 18:11:43,124 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:11:43,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551065513] [2021-11-25 18:11:43,124 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:11:43,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856425520] [2021-11-25 18:11:43,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1856425520] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 18:11:43,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1190093045] [2021-11-25 18:11:43,133 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2021-11-25 18:11:43,134 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 18:11:43,134 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 18:11:43,134 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 18:11:43,135 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 18:11:43,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2021-11-25 18:11:43,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,199 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 [2021-11-25 18:11:43,232 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 18:11:43,232 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 [2021-11-25 18:11:43,241 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 [2021-11-25 18:11:43,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:11:43,252 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 [2021-11-25 18:11:43,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,500 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 57 treesize of output 54 [2021-11-25 18:11:43,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,516 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 [2021-11-25 18:11:43,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2021-11-25 18:11:43,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,553 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 [2021-11-25 18:11:43,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,582 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 [2021-11-25 18:11:43,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,596 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 [2021-11-25 18:11:43,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,633 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 [2021-11-25 18:11:43,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 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 [2021-11-25 18:11:43,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 36 [2021-11-25 18:11:43,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 44 treesize of output 47 [2021-11-25 18:11:43,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,742 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 [2021-11-25 18:11:43,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:43,773 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 [2021-11-25 18:11:44,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,346 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 57 treesize of output 54 [2021-11-25 18:11:44,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,362 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 [2021-11-25 18:11:44,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2021-11-25 18:11:44,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,403 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 [2021-11-25 18:11:44,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,451 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 [2021-11-25 18:11:44,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,465 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 [2021-11-25 18:11:44,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,480 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 [2021-11-25 18:11:44,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 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 [2021-11-25 18:11:44,597 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 18:11:44,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2021-11-25 18:11:44,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 36 [2021-11-25 18:11:44,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,637 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 [2021-11-25 18:11:44,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:44,665 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 [2021-11-25 18:11:44,711 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 101 for LOIs [2021-11-25 18:11:44,788 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 18:11:46,505 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1190093045] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:11:46,505 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 18:11:46,505 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4] total 17 [2021-11-25 18:11:46,506 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050930941] [2021-11-25 18:11:46,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:11:46,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-25 18:11:46,507 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:11:46,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-25 18:11:46,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-25 18:11:46,508 INFO L87 Difference]: Start difference. First operand 91 states and 119 transitions. Second operand has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 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) [2021-11-25 18:11:48,735 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 18:11:48,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:11:48,840 INFO L93 Difference]: Finished difference Result 175 states and 234 transitions. [2021-11-25 18:11:48,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 18:11:48,845 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 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 44 [2021-11-25 18:11:48,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:11:48,846 INFO L225 Difference]: With dead ends: 175 [2021-11-25 18:11:48,846 INFO L226 Difference]: Without dead ends: 96 [2021-11-25 18:11:48,847 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 113 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2021-11-25 18:11:48,848 INFO L933 BasicCegarLoop]: 92 mSDtfsCounter, 8 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 53 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-25 18:11:48,849 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 326 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 105 Invalid, 0 Unknown, 53 Unchecked, 2.3s Time] [2021-11-25 18:11:48,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2021-11-25 18:11:48,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2021-11-25 18:11:48,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 79 states have (on average 1.2278481012658229) internal successors, (97), 89 states have internal predecessors, (97), 14 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (14), 4 states have call predecessors, (14), 14 states have call successors, (14) [2021-11-25 18:11:48,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 125 transitions. [2021-11-25 18:11:48,868 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 125 transitions. Word has length 44 [2021-11-25 18:11:48,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:11:48,869 INFO L470 AbstractCegarLoop]: Abstraction has 96 states and 125 transitions. [2021-11-25 18:11:48,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 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) [2021-11-25 18:11:48,869 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 125 transitions. [2021-11-25 18:11:48,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 18:11:48,871 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:11:48,871 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] [2021-11-25 18:11:48,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 18:11:49,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:11:49,073 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:11:49,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:11:49,073 INFO L85 PathProgramCache]: Analyzing trace with hash -336880136, now seen corresponding path program 1 times [2021-11-25 18:11:49,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:11:49,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975290642] [2021-11-25 18:11:49,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:11:49,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:11:49,134 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:11:49,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [175597435] [2021-11-25 18:11:49,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:11:49,141 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:11:49,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:11:49,142 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:11:49,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da8aa6f-c12c-432b-9063-dd83249499ac/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 18:11:49,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:11:49,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 18:11:49,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:11:49,705 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 18:11:49,706 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:11:49,859 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 18:11:49,859 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:11:49,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975290642] [2021-11-25 18:11:49,860 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:11:49,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [175597435] [2021-11-25 18:11:49,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [175597435] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 18:11:49,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2106243891] [2021-11-25 18:11:49,863 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2021-11-25 18:11:49,863 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 18:11:49,864 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 18:11:49,864 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 18:11:49,864 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 18:11:50,012 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 18:11:50,012 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 [2021-11-25 18:11:50,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,023 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:11:50,024 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 [2021-11-25 18:11:50,043 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 [2021-11-25 18:11:50,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,075 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 [2021-11-25 18:11:50,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,091 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 [2021-11-25 18:11:50,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,308 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 57 treesize of output 54 [2021-11-25 18:11:50,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,327 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 [2021-11-25 18:11:50,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,346 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 [2021-11-25 18:11:50,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,366 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 [2021-11-25 18:11:50,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,414 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 [2021-11-25 18:11:50,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,435 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 [2021-11-25 18:11:50,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,450 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 [2021-11-25 18:11:50,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,488 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 [2021-11-25 18:11:50,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,511 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 [2021-11-25 18:11:50,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 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 [2021-11-25 18:11:50,615 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 18:11:50,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2021-11-25 18:11:50,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 36 [2021-11-25 18:11:50,742 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 [2021-11-25 18:11:50,747 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 [2021-11-25 18:11:50,754 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 [2021-11-25 18:11:50,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 18:11:50,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2021-11-25 18:11:50,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2021-11-25 18:11:50,811 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 [2021-11-25 18:11:50,817 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 [2021-11-25 18:11:50,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2021-11-25 18:11:50,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,892 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 [2021-11-25 18:11:50,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,918 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 [2021-11-25 18:11:50,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:50,942 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 [2021-11-25 18:11:51,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,037 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 [2021-11-25 18:11:51,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,052 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 [2021-11-25 18:11:51,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:11:51,072 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 [2021-11-25 18:11:58,137 WARN L227 SmtUtils]: Spent 6.95s 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) [2021-11-25 18:11:58,138 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 18:11:58,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 18:11:58,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:07,814 WARN L227 SmtUtils]: Spent 9.57s 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) [2021-11-25 18:12:07,815 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 18:12:07,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 18:12:08,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:08,588 INFO L244 Elim1Store]: Index analysis took 513 ms [2021-11-25 18:12:18,258 WARN L227 SmtUtils]: Spent 9.40s on a formula simplification. DAG size of input: 244 DAG size of output: 142 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 18:12:18,260 INFO L354 Elim1Store]: treesize reduction 2566, result has 31.1 percent of original size [2021-11-25 18:12:18,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 1377 [2021-11-25 18:12:18,838 INFO L244 Elim1Store]: Index analysis took 148 ms [2021-11-25 18:12:19,608 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-25 18:12:19,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 37 treesize of output 65 [2021-11-25 18:12:19,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 38 [2021-11-25 18:12:20,341 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:20,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:20,472 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-25 18:12:20,472 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 2 case distinctions, treesize of input 50 treesize of output 32 [2021-11-25 18:12:20,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:20,813 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:12:20,813 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 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-25 18:12:20,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:20,989 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 18:12:20,989 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 3 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 18:12:21,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:21,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:21,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:21,090 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 18:12:21,128 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:21,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:21,178 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 27 treesize of output 15 [2021-11-25 18:12:21,248 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:21,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:21,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:21,316 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-11-25 18:12:21,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:21,402 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 23 treesize of output 13 [2021-11-25 18:12:21,455 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:21,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:21,562 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:12:21,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 11 [2021-11-25 18:12:21,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:21,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:21,719 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-25 18:12:21,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 14 [2021-11-25 18:12:21,784 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:21,811 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:21,864 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:21,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:21,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:21,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:21,921 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 16 [2021-11-25 18:12:22,871 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:22,912 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:22,964 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:23,105 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:23,148 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:23,194 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:23,321 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:23,371 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:23,412 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:23,705 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:23,747 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:23,806 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:23,828 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:23,853 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:23,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:23,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:23,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:23,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:24,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:24,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:24,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:24,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:24,138 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:12:24,139 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 1 case distinctions, treesize of input 2732 treesize of output 2528 [2021-11-25 18:12:24,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:24,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:24,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:24,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:24,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:24,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:24,381 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:12:24,381 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 1 case distinctions, treesize of input 2632 treesize of output 2434 [2021-11-25 18:12:24,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:24,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:24,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:24,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:24,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:24,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:24,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:24,642 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-25 18:12:24,642 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 1 case distinctions, treesize of input 2616 treesize of output 1 [2021-11-25 18:12:24,899 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:24,957 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:24,982 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:25,022 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:25,063 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:25,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:25,070 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:25,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:25,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:25,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 18:12:25,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:25,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:25,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:25,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:25,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 18:12:25,408 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:25,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:25,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:25,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:25,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2595 treesize of output 2231 [2021-11-25 18:12:25,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:25,847 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:25,885 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:25,951 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:26,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:26,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:26,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:26,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:26,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-25 18:12:26,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:26,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:26,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:26,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-25 18:12:26,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:26,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:26,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:26,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:26,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2595 treesize of output 2231 [2021-11-25 18:12:27,135 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,181 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,230 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,263 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,289 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,340 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,378 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,482 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,518 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,565 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,596 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,632 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,661 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,685 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,857 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,903 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,932 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,964 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:27,983 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,033 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,093 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,127 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,365 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,399 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,442 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,467 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,493 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,530 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,587 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,709 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,758 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,812 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,832 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,871 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,910 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:28,935 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:29,043 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:29,097 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:29,145 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:29,180 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:29,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:29,254 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:29,296 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:29,341 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:29,381 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:30,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:30,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:30,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:30,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2679 treesize of output 2241 [2021-11-25 18:12:30,477 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:30,505 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:30,535 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:30,587 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:30,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:30,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:30,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:30,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2779 treesize of output 2335 [2021-11-25 18:12:30,667 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:30,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:30,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:30,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:30,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:30,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2663 treesize of output 2231 [2021-11-25 18:12:31,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:31,105 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:31,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:31,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:31,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:31,166 INFO L244 Elim1Store]: Index analysis took 101 ms [2021-11-25 18:12:31,288 INFO L354 Elim1Store]: treesize reduction 55, result has 22.5 percent of original size [2021-11-25 18:12:31,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 2700 treesize of output 2260 [2021-11-25 18:12:31,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:31,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:31,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:31,473 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:31,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:31,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:31,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:31,555 INFO L244 Elim1Store]: Index analysis took 132 ms [2021-11-25 18:12:31,569 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 18:12:31,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 18:12:31,622 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:31,657 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:31,687 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:31,730 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:31,794 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:31,859 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:32,071 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:32,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:32,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:32,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:32,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:32,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:32,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:32,183 INFO L244 Elim1Store]: Index analysis took 112 ms [2021-11-25 18:12:32,197 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 18:12:32,198 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 1 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-25 18:12:32,408 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:32,460 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:32,497 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:32,546 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:32,587 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:32,614 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:32,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:33,065 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:33,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:33,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:33,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:33,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:33,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:33,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:33,172 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 18:12:33,172 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 1 case distinctions, treesize of input 2672 treesize of output 2234 [2021-11-25 18:12:33,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:33,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:33,319 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:33,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:33,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:33,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:33,387 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 18:12:33,388 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 1 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-25 18:12:33,473 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:33,514 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:33,543 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:33,578 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:33,634 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:33,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:33,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:33,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:33,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:33,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:33,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:33,740 INFO L244 Elim1Store]: Index analysis took 106 ms [2021-11-25 18:12:33,755 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 18:12:33,756 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 1 case distinctions, treesize of input 2788 treesize of output 2338 [2021-11-25 18:12:34,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:34,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:35,006 INFO L354 Elim1Store]: treesize reduction 1186, result has 34.9 percent of original size [2021-11-25 18:12:35,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2709 treesize of output 2883 [2021-11-25 18:12:35,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:35,211 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:35,236 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:35,269 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:35,329 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:35,366 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:35,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:35,652 INFO L244 Elim1Store]: Index analysis took 149 ms [2021-11-25 18:12:37,513 INFO L354 Elim1Store]: treesize reduction 1185, result has 36.7 percent of original size [2021-11-25 18:12:37,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2809 treesize of output 3028 [2021-11-25 18:12:38,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:38,485 INFO L244 Elim1Store]: Index analysis took 159 ms [2021-11-25 18:12:39,010 INFO L354 Elim1Store]: treesize reduction 1811, result has 2.1 percent of original size [2021-11-25 18:12:39,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2693 treesize of output 2275 [2021-11-25 18:12:39,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:39,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:39,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:39,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:39,919 INFO L354 Elim1Store]: treesize reduction 793, result has 31.3 percent of original size [2021-11-25 18:12:39,919 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 3 case distinctions, treesize of input 2672 treesize of output 2596 [2021-11-25 18:12:40,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:40,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:40,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:40,335 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-25 18:12:40,336 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 3 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-25 18:12:40,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:40,461 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:40,499 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:40,550 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:40,630 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:40,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:40,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:40,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:41,068 INFO L354 Elim1Store]: treesize reduction 793, result has 32.0 percent of original size [2021-11-25 18:12:41,069 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 3 case distinctions, treesize of input 2788 treesize of output 2712 [2021-11-25 18:12:42,174 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:42,214 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:42,274 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:42,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,391 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:42,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,400 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:42,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,458 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 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 18:12:42,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:42,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,571 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:42,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,623 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 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 18:12:42,801 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:42,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,820 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:42,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:42,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-25 18:12:43,061 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:43,101 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:43,163 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:43,445 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:43,490 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:43,512 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:43,547 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:43,592 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:43,615 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:43,700 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:43,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:43,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:43,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:43,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:43,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:43,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:43,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:43,894 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 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-25 18:12:44,061 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:44,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:44,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:44,110 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:44,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:44,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:44,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:44,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:44,169 INFO L244 Elim1Store]: Index analysis took 108 ms [2021-11-25 18:12:44,171 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 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-25 18:12:44,219 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:44,251 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:44,277 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:44,304 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:44,347 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:44,394 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:44,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:44,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:44,648 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:12:44,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:44,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:44,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:44,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:44,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:44,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-25 18:12:44,942 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:44,987 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:45,011 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:45,068 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:45,115 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:45,138 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:45,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:12:48,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:48,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:49,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:49,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:12:49,085 INFO L244 Elim1Store]: Index analysis took 204 ms [2021-11-25 18:12:53,355 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-25 18:12:53,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 9 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 145059 treesize of output 145451