./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 69d24e9affd7540aafb8052ecd737d7732ca2a63c7e8e16adc4217413d1d99a5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:21:23,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:21:23,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:21:23,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:21:23,502 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:21:23,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:21:23,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:21:23,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:21:23,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:21:23,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:21:23,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:21:23,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:21:23,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:21:23,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:21:23,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:21:23,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:21:23,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:21:23,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:21:23,549 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:21:23,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:21:23,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:21:23,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:21:23,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:21:23,569 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:21:23,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:21:23,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:21:23,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:21:23,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:21:23,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:21:23,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:21:23,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:21:23,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:21:23,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:21:23,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:21:23,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:21:23,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:21:23,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:21:23,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:21:23,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:21:23,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:21:23,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:21:23,602 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 03:21:23,657 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:21:23,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:21:23,658 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:21:23,659 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:21:23,668 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:21:23,669 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:21:23,669 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:21:23,669 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:21:23,670 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:21:23,670 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 03:21:23,672 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:21:23,672 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:21:23,672 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 03:21:23,673 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 03:21:23,673 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:21:23,674 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 03:21:23,674 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 03:21:23,674 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 03:21:23,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:21:23,676 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 03:21:23,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:21:23,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 03:21:23,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:21:23,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:21:23,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:21:23,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:21:23,679 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 03:21:23,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:21:23,679 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:21:23,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:21:23,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:21:23,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:21:23,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:21:23,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:21:23,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:21:23,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:21:23,682 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 03:21:23,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 03:21:23,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:21:23,683 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:21:23,683 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:21:23,684 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_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69d24e9affd7540aafb8052ecd737d7732ca2a63c7e8e16adc4217413d1d99a5 [2021-11-23 03:21:24,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:21:24,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:21:24,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:21:24,129 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:21:24,130 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:21:24,132 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i [2021-11-23 03:21:24,224 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/data/03b193c31/138fd4d5766c4efbaf4c8ccb572ed659/FLAG96fad0c3a [2021-11-23 03:21:24,995 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:21:24,995 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i [2021-11-23 03:21:25,017 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/data/03b193c31/138fd4d5766c4efbaf4c8ccb572ed659/FLAG96fad0c3a [2021-11-23 03:21:25,149 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/data/03b193c31/138fd4d5766c4efbaf4c8ccb572ed659 [2021-11-23 03:21:25,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:21:25,153 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:21:25,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:21:25,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:21:25,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:21:25,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:21:25" (1/1) ... [2021-11-23 03:21:25,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ace5cc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:25, skipping insertion in model container [2021-11-23 03:21:25,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:21:25" (1/1) ... [2021-11-23 03:21:25,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:21:25,267 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:21:25,687 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_a6b3325c-a3bf-49d5-b929-125f7f5df723/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i[37019,37032] [2021-11-23 03:21:25,800 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_a6b3325c-a3bf-49d5-b929-125f7f5df723/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i[47352,47365] [2021-11-23 03:21:25,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:21:25,832 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 03:21:25,886 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_a6b3325c-a3bf-49d5-b929-125f7f5df723/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i[37019,37032] [2021-11-23 03:21:25,953 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_a6b3325c-a3bf-49d5-b929-125f7f5df723/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-1.i[47352,47365] [2021-11-23 03:21:25,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:21:26,014 INFO L208 MainTranslator]: Completed translation [2021-11-23 03:21:26,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:26 WrapperNode [2021-11-23 03:21:26,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:21:26,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 03:21:26,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 03:21:26,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 03:21:26,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:26" (1/1) ... [2021-11-23 03:21:26,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:26" (1/1) ... [2021-11-23 03:21:26,182 INFO L137 Inliner]: procedures = 208, calls = 235, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 884 [2021-11-23 03:21:26,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 03:21:26,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 03:21:26,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 03:21:26,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 03:21:26,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:26" (1/1) ... [2021-11-23 03:21:26,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:26" (1/1) ... [2021-11-23 03:21:26,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:26" (1/1) ... [2021-11-23 03:21:26,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:26" (1/1) ... [2021-11-23 03:21:26,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:26" (1/1) ... [2021-11-23 03:21:26,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:26" (1/1) ... [2021-11-23 03:21:26,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:26" (1/1) ... [2021-11-23 03:21:26,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 03:21:26,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 03:21:26,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 03:21:26,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 03:21:26,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:26" (1/1) ... [2021-11-23 03:21:26,342 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:21:26,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:21:26,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 03:21:26,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 03:21:26,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 03:21:26,451 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 03:21:26,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 03:21:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 03:21:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 03:21:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 03:21:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 03:21:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 03:21:26,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 03:21:26,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 03:21:26,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 03:21:26,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 03:21:26,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 03:21:26,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 03:21:26,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 03:21:26,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 03:21:26,789 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 03:21:26,790 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 03:21:27,807 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 03:21:28,148 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 03:21:28,149 INFO L301 CfgBuilder]: Removed 54 assume(true) statements. [2021-11-23 03:21:28,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:21:28 BoogieIcfgContainer [2021-11-23 03:21:28,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 03:21:28,154 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 03:21:28,154 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 03:21:28,157 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 03:21:28,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:21:25" (1/3) ... [2021-11-23 03:21:28,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a7f5b55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:21:28, skipping insertion in model container [2021-11-23 03:21:28,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:21:26" (2/3) ... [2021-11-23 03:21:28,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a7f5b55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:21:28, skipping insertion in model container [2021-11-23 03:21:28,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:21:28" (3/3) ... [2021-11-23 03:21:28,161 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test2-1.i [2021-11-23 03:21:28,167 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 03:21:28,167 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-23 03:21:28,222 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 03:21:28,239 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 03:21:28,240 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-23 03:21:28,266 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 96 states have (on average 1.8020833333333333) internal successors, (173), 103 states have internal predecessors, (173), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-23 03:21:28,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 03:21:28,274 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:21:28,275 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:21:28,275 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:21:28,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:21:28,281 INFO L85 PathProgramCache]: Analyzing trace with hash 1416617355, now seen corresponding path program 1 times [2021-11-23 03:21:28,291 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:21:28,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385237303] [2021-11-23 03:21:28,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:28,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:21:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:21:28,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:21:28,445 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:21:28,445 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385237303] [2021-11-23 03:21:28,446 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385237303] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:21:28,447 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:21:28,447 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 03:21:28,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560284699] [2021-11-23 03:21:28,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:21:28,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 03:21:28,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:21:28,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 03:21:28,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 03:21:28,487 INFO L87 Difference]: Start difference. First operand has 109 states, 96 states have (on average 1.8020833333333333) internal successors, (173), 103 states have internal predecessors, (173), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:21:29,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:21:29,003 INFO L93 Difference]: Finished difference Result 217 states and 382 transitions. [2021-11-23 03:21:29,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 03:21:29,012 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-23 03:21:29,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:21:29,023 INFO L225 Difference]: With dead ends: 217 [2021-11-23 03:21:29,023 INFO L226 Difference]: Without dead ends: 107 [2021-11-23 03:21:29,027 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 03:21:29,031 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-23 03:21:29,032 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-23 03:21:29,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-11-23 03:21:29,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-11-23 03:21:29,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 95 states have (on average 1.2210526315789474) internal successors, (116), 101 states have internal predecessors, (116), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-23 03:21:29,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 132 transitions. [2021-11-23 03:21:29,082 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 132 transitions. Word has length 8 [2021-11-23 03:21:29,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:21:29,082 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 132 transitions. [2021-11-23 03:21:29,083 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:21:29,083 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 132 transitions. [2021-11-23 03:21:29,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 03:21:29,085 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:21:29,085 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] [2021-11-23 03:21:29,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 03:21:29,086 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:21:29,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:21:29,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1000196391, now seen corresponding path program 1 times [2021-11-23 03:21:29,087 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:21:29,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014417411] [2021-11-23 03:21:29,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:29,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:21:29,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:21:29,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:21:29,162 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:21:29,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014417411] [2021-11-23 03:21:29,162 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014417411] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:21:29,162 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:21:29,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 03:21:29,163 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830968855] [2021-11-23 03:21:29,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:21:29,164 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 03:21:29,165 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:21:29,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 03:21:29,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 03:21:29,166 INFO L87 Difference]: Start difference. First operand 107 states and 132 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:21:30,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:21:30,510 INFO L93 Difference]: Finished difference Result 222 states and 282 transitions. [2021-11-23 03:21:30,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 03:21:30,516 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-23 03:21:30,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:21:30,519 INFO L225 Difference]: With dead ends: 222 [2021-11-23 03:21:30,519 INFO L226 Difference]: Without dead ends: 168 [2021-11-23 03:21:30,520 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:21:30,522 INFO L933 BasicCegarLoop]: 114 mSDtfsCounter, 66 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-23 03:21:30,523 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [71 Valid, 319 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-23 03:21:30,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2021-11-23 03:21:30,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 109. [2021-11-23 03:21:30,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 97 states have (on average 1.2164948453608246) internal successors, (118), 103 states have internal predecessors, (118), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-23 03:21:30,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 134 transitions. [2021-11-23 03:21:30,543 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 134 transitions. Word has length 20 [2021-11-23 03:21:30,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:21:30,543 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 134 transitions. [2021-11-23 03:21:30,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:21:30,544 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 134 transitions. [2021-11-23 03:21:30,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 03:21:30,546 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:21:30,546 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:21:30,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 03:21:30,547 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:21:30,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:21:30,547 INFO L85 PathProgramCache]: Analyzing trace with hash -981044614, now seen corresponding path program 1 times [2021-11-23 03:21:30,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:21:30,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341674781] [2021-11-23 03:21:30,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:30,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:21:30,574 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 03:21:30,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1414945949] [2021-11-23 03:21:30,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:30,575 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:21:30,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:21:30,591 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:21:30,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 03:21:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:21:30,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 03:21:30,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:21:31,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:21:31,030 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 03:21:31,031 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:21:31,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341674781] [2021-11-23 03:21:31,031 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 03:21:31,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414945949] [2021-11-23 03:21:31,032 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1414945949] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:21:31,032 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:21:31,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 03:21:31,033 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169178832] [2021-11-23 03:21:31,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:21:31,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:21:31,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:21:31,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:21:31,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:21:31,035 INFO L87 Difference]: Start difference. First operand 109 states and 134 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:21:33,032 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 [] [2021-11-23 03:21:33,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:21:33,034 INFO L93 Difference]: Finished difference Result 260 states and 324 transitions. [2021-11-23 03:21:33,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:21:33,051 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2021-11-23 03:21:33,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:21:33,053 INFO L225 Difference]: With dead ends: 260 [2021-11-23 03:21:33,053 INFO L226 Difference]: Without dead ends: 154 [2021-11-23 03:21:33,055 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:21:33,056 INFO L933 BasicCegarLoop]: 137 mSDtfsCounter, 43 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-23 03:21:33,057 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 238 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-23 03:21:33,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2021-11-23 03:21:33,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 152. [2021-11-23 03:21:33,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 135 states have (on average 1.2148148148148148) internal successors, (164), 146 states have internal predecessors, (164), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 5 states have call predecessors, (13), 13 states have call successors, (13) [2021-11-23 03:21:33,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 190 transitions. [2021-11-23 03:21:33,076 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 190 transitions. Word has length 44 [2021-11-23 03:21:33,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:21:33,077 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 190 transitions. [2021-11-23 03:21:33,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:21:33,077 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 190 transitions. [2021-11-23 03:21:33,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 03:21:33,080 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:21:33,080 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:21:33,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-23 03:21:33,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:21:33,291 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:21:33,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:21:33,292 INFO L85 PathProgramCache]: Analyzing trace with hash 2039789200, now seen corresponding path program 1 times [2021-11-23 03:21:33,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:21:33,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005515869] [2021-11-23 03:21:33,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:33,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:21:33,313 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 03:21:33,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [467254046] [2021-11-23 03:21:33,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:33,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:21:33,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:21:33,315 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:21:33,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 03:21:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:21:33,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 03:21:33,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:21:33,820 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 03:21:33,821 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 03:21:33,821 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:21:33,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005515869] [2021-11-23 03:21:33,822 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 03:21:33,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [467254046] [2021-11-23 03:21:33,830 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [467254046] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:21:33,831 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:21:33,831 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 03:21:33,831 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868163267] [2021-11-23 03:21:33,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:21:33,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 03:21:33,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:21:33,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 03:21:33,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 03:21:33,835 INFO L87 Difference]: Start difference. First operand 152 states and 190 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 03:21:35,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:21:35,081 INFO L93 Difference]: Finished difference Result 258 states and 321 transitions. [2021-11-23 03:21:35,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 03:21:35,082 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 57 [2021-11-23 03:21:35,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:21:35,084 INFO L225 Difference]: With dead ends: 258 [2021-11-23 03:21:35,084 INFO L226 Difference]: Without dead ends: 122 [2021-11-23 03:21:35,085 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:21:35,087 INFO L933 BasicCegarLoop]: 110 mSDtfsCounter, 163 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-23 03:21:35,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [163 Valid, 156 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-23 03:21:35,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2021-11-23 03:21:35,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2021-11-23 03:21:35,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 110 states have (on average 1.1818181818181819) internal successors, (130), 116 states have internal predecessors, (130), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-23 03:21:35,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 146 transitions. [2021-11-23 03:21:35,105 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 146 transitions. Word has length 57 [2021-11-23 03:21:35,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:21:35,106 INFO L470 AbstractCegarLoop]: Abstraction has 122 states and 146 transitions. [2021-11-23 03:21:35,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 03:21:35,106 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 146 transitions. [2021-11-23 03:21:35,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 03:21:35,109 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:21:35,110 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:21:35,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 03:21:35,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:21:35,323 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:21:35,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:21:35,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1917685262, now seen corresponding path program 1 times [2021-11-23 03:21:35,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:21:35,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486155392] [2021-11-23 03:21:35,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:35,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:21:35,351 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 03:21:35,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2140981087] [2021-11-23 03:21:35,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:35,351 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:21:35,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:21:35,360 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:21:35,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 03:21:36,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:21:36,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 03:21:36,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:21:36,332 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:21:36,332 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 03:21:36,333 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:21:36,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486155392] [2021-11-23 03:21:36,333 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 03:21:36,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2140981087] [2021-11-23 03:21:36,333 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2140981087] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:21:36,333 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:21:36,334 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 03:21:36,334 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245460383] [2021-11-23 03:21:36,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:21:36,335 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 03:21:36,335 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:21:36,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 03:21:36,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 03:21:36,336 INFO L87 Difference]: Start difference. First operand 122 states and 146 transitions. Second operand has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 03:21:38,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:21:38,129 INFO L93 Difference]: Finished difference Result 227 states and 276 transitions. [2021-11-23 03:21:38,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 03:21:38,139 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 64 [2021-11-23 03:21:38,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:21:38,141 INFO L225 Difference]: With dead ends: 227 [2021-11-23 03:21:38,141 INFO L226 Difference]: Without dead ends: 124 [2021-11-23 03:21:38,142 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:21:38,144 INFO L933 BasicCegarLoop]: 116 mSDtfsCounter, 1 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-23 03:21:38,144 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 344 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-23 03:21:38,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-11-23 03:21:38,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2021-11-23 03:21:38,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 111 states have (on average 1.1891891891891893) internal successors, (132), 118 states have internal predecessors, (132), 8 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (9), 4 states have call predecessors, (9), 8 states have call successors, (9) [2021-11-23 03:21:38,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 149 transitions. [2021-11-23 03:21:38,163 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 149 transitions. Word has length 64 [2021-11-23 03:21:38,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:21:38,163 INFO L470 AbstractCegarLoop]: Abstraction has 124 states and 149 transitions. [2021-11-23 03:21:38,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 03:21:38,164 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 149 transitions. [2021-11-23 03:21:38,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 03:21:38,166 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:21:38,167 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:21:38,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 03:21:38,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:21:38,395 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:21:38,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:21:38,396 INFO L85 PathProgramCache]: Analyzing trace with hash 759391854, now seen corresponding path program 1 times [2021-11-23 03:21:38,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:21:38,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430484911] [2021-11-23 03:21:38,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:38,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:21:38,419 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 03:21:38,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1035882780] [2021-11-23 03:21:38,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:21:38,420 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:21:38,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:21:38,435 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:21:38,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6b3325c-a3bf-49d5-b929-125f7f5df723/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 03:21:40,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:21:40,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 03:21:40,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:21:40,496 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:21:40,497 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:21:40,726 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:21:40,727 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:21:40,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430484911] [2021-11-23 03:21:40,727 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 03:21:40,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1035882780] [2021-11-23 03:21:40,728 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1035882780] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:21:40,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [632201571] [2021-11-23 03:21:40,753 INFO L159 IcfgInterpreter]: Started Sifa with 60 locations of interest [2021-11-23 03:21:40,753 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:21:40,759 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:21:40,767 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:21:40,779 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:21:40,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:40,988 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-23 03:21:40,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 26 [2021-11-23 03:21:41,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 03:21:41,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-23 03:21:41,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 03:21:41,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,061 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 03:21:41,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-23 03:21:41,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-23 03:21:41,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-23 03:21:41,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,217 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 03:21:41,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 52 treesize of output 53 [2021-11-23 03:21:41,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,284 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 03:21:41,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 03:21:41,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,323 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 22 treesize of output 30 [2021-11-23 03:21:41,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 77 [2021-11-23 03:21:41,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,794 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 60 treesize of output 74 [2021-11-23 03:21:41,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 03:21:41,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 03:21:41,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 96 [2021-11-23 03:21:41,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-23 03:21:41,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:41,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-23 03:21:42,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-23 03:21:42,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-23 03:21:42,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,135 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 110 treesize of output 115 [2021-11-23 03:21:42,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,204 INFO L354 Elim1Store]: treesize reduction 104, result has 16.8 percent of original size [2021-11-23 03:21:42,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 127 treesize of output 138 [2021-11-23 03:21:42,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,298 INFO L354 Elim1Store]: treesize reduction 200, result has 11.5 percent of original size [2021-11-23 03:21:42,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 126 treesize of output 132 [2021-11-23 03:21:42,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-23 03:21:42,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 03:21:42,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 03:21:42,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 03:21:42,537 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-23 03:21:42,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 88 [2021-11-23 03:21:42,567 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 03:21:42,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 91 [2021-11-23 03:21:42,599 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 03:21:42,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 94 [2021-11-23 03:21:42,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:21:42,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:21:42,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-23 03:21:42,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-23 03:21:42,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,786 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 78 treesize of output 30 [2021-11-23 03:21:42,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,818 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 46 treesize of output 16 [2021-11-23 03:21:42,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:42,999 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 78 treesize of output 30 [2021-11-23 03:21:43,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:43,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:43,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:43,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:43,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:43,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:43,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:43,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:43,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:43,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-23 03:21:43,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:43,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:43,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:43,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:43,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:43,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:21:43,058 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 46 treesize of output 16 [2021-11-23 03:21:51,473 WARN L227 SmtUtils]: Spent 8.30s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 03:21:51,473 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-23 03:21:51,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 2851 treesize of output 2328 [2021-11-23 03:21:51,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:02,315 WARN L227 SmtUtils]: Spent 10.79s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 03:22:02,316 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-23 03:22:02,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2952 treesize of output 2670 [2021-11-23 03:22:14,559 WARN L227 SmtUtils]: Spent 12.07s on a formula simplification. DAG size of input: 252 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 03:22:14,561 INFO L354 Elim1Store]: treesize reduction 2662, result has 30.3 percent of original size [2021-11-23 03:22:14,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 2856 treesize of output 2686 [2021-11-23 03:22:15,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:15,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:15,867 INFO L354 Elim1Store]: treesize reduction 102, result has 20.3 percent of original size [2021-11-23 03:22:15,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 25954 treesize of output 25968 [2021-11-23 03:22:16,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:16,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:16,599 INFO L354 Elim1Store]: treesize reduction 172, result has 15.3 percent of original size [2021-11-23 03:22:16,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 17 case distinctions, treesize of input 25953 treesize of output 25968 [2021-11-23 03:22:17,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:17,448 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-23 03:22:17,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 30 [2021-11-23 03:22:17,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:17,852 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 03:22:17,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-23 03:22:18,004 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:18,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:18,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 15 [2021-11-23 03:22:18,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:18,361 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-23 03:22:18,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 20 [2021-11-23 03:22:18,393 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:18,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:18,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 15 [2021-11-23 03:22:18,724 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:18,805 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:18,923 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:19,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:19,339 INFO L354 Elim1Store]: treesize reduction 17, result has 37.0 percent of original size [2021-11-23 03:22:19,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 26 [2021-11-23 03:22:19,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:19,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:19,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 23 treesize of output 13 [2021-11-23 03:22:19,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:19,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 28 [2021-11-23 03:22:19,672 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:19,717 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:21,177 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:21,214 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:21,307 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:21,329 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:21,367 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:21,467 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:21,665 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:21,702 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:21,791 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:21,814 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:21,854 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:21,971 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:22,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:22,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:22,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,260 INFO L244 Elim1Store]: Index analysis took 120 ms [2021-11-23 03:22:22,387 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 03:22:22,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3058 treesize of output 2838 [2021-11-23 03:22:22,486 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:22,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,528 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:22,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:22,585 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 03:22:22,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 6988 treesize of output 6538 [2021-11-23 03:22:22,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:22,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:23,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:23,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:23,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:23,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:23,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:23,101 INFO L244 Elim1Store]: Index analysis took 188 ms [2021-11-23 03:22:23,216 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 03:22:23,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3218 treesize of output 2986 [2021-11-23 03:22:23,285 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:23,356 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:23,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:23,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:23,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:23,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:23,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:23,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:23,600 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 03:22:23,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3118 treesize of output 2674 [2021-11-23 03:22:24,140 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:24,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:24,271 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:24,310 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:25,075 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:25,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3049 treesize of output 2617 [2021-11-23 03:22:25,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:25,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 6979 treesize of output 6535 [2021-11-23 03:22:25,614 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:25,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:25,722 INFO L244 Elim1Store]: Index analysis took 108 ms [2021-11-23 03:22:25,724 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 3209 treesize of output 2765 [2021-11-23 03:22:25,792 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:25,847 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:26,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:26,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:26,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:26,047 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 3109 treesize of output 2671 [2021-11-23 03:22:26,428 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:26,476 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:26,584 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:26,617 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:26,669 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:26,788 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:27,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:27,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:27,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:27,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:27,430 INFO L354 Elim1Store]: treesize reduction 793, result has 31.3 percent of original size [2021-11-23 03:22:27,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 3058 treesize of output 2982 [2021-11-23 03:22:27,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:27,630 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:27,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:27,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:27,774 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-23 03:22:27,774 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 4 new quantified variables, introduced 4 case distinctions, treesize of input 6988 treesize of output 6538 [2021-11-23 03:22:28,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:28,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:28,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:28,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:28,662 INFO L354 Elim1Store]: treesize reduction 793, result has 32.0 percent of original size [2021-11-23 03:22:28,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 3218 treesize of output 3142 [2021-11-23 03:22:28,744 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:28,801 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:28,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:29,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:29,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:29,126 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-23 03:22:29,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 3118 treesize of output 2674 [2021-11-23 03:22:29,568 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:29,619 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:29,715 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:29,747 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:30,428 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:30,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:30,502 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:30,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:30,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:30,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:30,570 INFO L244 Elim1Store]: Index analysis took 142 ms [2021-11-23 03:22:30,772 INFO L354 Elim1Store]: treesize reduction 55, result has 22.5 percent of original size [2021-11-23 03:22:30,773 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 7000 treesize of output 6554 [2021-11-23 03:22:31,125 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:31,220 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:31,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:31,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,430 INFO L244 Elim1Store]: Index analysis took 210 ms [2021-11-23 03:22:31,447 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-23 03:22:31,447 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 3230 treesize of output 2768 [2021-11-23 03:22:31,490 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:31,627 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:31,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:31,768 INFO L244 Elim1Store]: Index analysis took 140 ms [2021-11-23 03:22:31,784 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-23 03:22:31,785 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 3130 treesize of output 2674 [2021-11-23 03:22:31,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:31,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:32,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:32,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:32,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:32,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:32,051 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-23 03:22:32,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3070 treesize of output 2620 [2021-11-23 03:22:32,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:32,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:32,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:32,490 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:32,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:32,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:32,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:32,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:32,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 7000 treesize of output 6538 [2021-11-23 03:22:32,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:32,917 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:32,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:32,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:32,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,083 INFO L244 Elim1Store]: Index analysis took 166 ms [2021-11-23 03:22:33,095 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 3230 treesize of output 2768 [2021-11-23 03:22:33,154 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:33,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:33,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,394 INFO L244 Elim1Store]: Index analysis took 117 ms [2021-11-23 03:22:33,395 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 3130 treesize of output 2674 [2021-11-23 03:22:33,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:33,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:33,661 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-23 03:22:33,662 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 3070 treesize of output 2620 [2021-11-23 03:22:33,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:34,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,021 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:34,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,107 INFO L244 Elim1Store]: Index analysis took 124 ms [2021-11-23 03:22:34,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 7000 treesize of output 6538 [2021-11-23 03:22:34,344 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:34,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:34,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,431 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 3230 treesize of output 2768 [2021-11-23 03:22:34,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:34,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,571 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:34,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,632 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 3130 treesize of output 2674 [2021-11-23 03:22:34,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:34,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,797 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:22:34,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:34,887 INFO L244 Elim1Store]: Index analysis took 105 ms [2021-11-23 03:22:34,889 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 3070 treesize of output 2620 [2021-11-23 03:22:35,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:35,483 INFO L244 Elim1Store]: Index analysis took 249 ms [2021-11-23 03:22:37,310 INFO L354 Elim1Store]: treesize reduction 1424, result has 39.1 percent of original size [2021-11-23 03:22:37,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 7009 treesize of output 7455 [2021-11-23 03:22:40,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:40,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:40,875 INFO L244 Elim1Store]: Index analysis took 181 ms [2021-11-23 03:22:41,095 INFO L354 Elim1Store]: treesize reduction 1810, result has 0.1 percent of original size [2021-11-23 03:22:41,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 3079 treesize of output 2623 [2021-11-23 03:22:41,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:41,654 INFO L244 Elim1Store]: Index analysis took 312 ms [2021-11-23 03:22:44,351 INFO L354 Elim1Store]: treesize reduction 948, result has 49.4 percent of original size [2021-11-23 03:22:44,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 3239 treesize of output 3695 [2021-11-23 03:22:45,119 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:45,173 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:22:45,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:45,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:45,791 INFO L244 Elim1Store]: Index analysis took 143 ms [2021-11-23 03:22:45,980 INFO L354 Elim1Store]: treesize reduction 1822, result has 0.1 percent of original size [2021-11-23 03:22:45,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 3139 treesize of output 2677 [2021-11-23 03:22:56,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:56,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:56,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:56,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:22:56,785 INFO L244 Elim1Store]: Index analysis took 209 ms [2021-11-23 03:23:02,032 WARN L227 SmtUtils]: Spent 5.02s on a formula simplification. DAG size of input: 152 DAG size of output: 122 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 03:23:02,033 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-23 03:23:02,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 265544 treesize of output 265012 [2021-11-23 03:30:30,270 WARN L227 SmtUtils]: Spent 11.41s on a formula simplification that was a NOOP. DAG size: 3838 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-23 03:31:16,532 WARN L227 SmtUtils]: Spent 35.32s on a formula simplification. DAG size of input: 3838 DAG size of output: 3838 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-23 03:31:28,529 WARN L227 SmtUtils]: Spent 5.90s on a formula simplification that was a NOOP. DAG size: 3761 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)