./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f0735ebc421a940bb70b06777060abaef432af6ff0cfdeb82bfa2e45a81b4e11 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 17:50:43,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 17:50:43,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 17:50:43,538 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 17:50:43,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 17:50:43,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 17:50:43,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 17:50:43,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 17:50:43,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 17:50:43,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 17:50:43,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 17:50:43,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 17:50:43,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 17:50:43,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 17:50:43,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 17:50:43,576 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 17:50:43,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 17:50:43,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 17:50:43,582 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 17:50:43,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 17:50:43,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 17:50:43,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 17:50:43,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 17:50:43,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 17:50:43,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 17:50:43,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 17:50:43,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 17:50:43,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 17:50:43,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 17:50:43,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 17:50:43,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 17:50:43,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 17:50:43,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 17:50:43,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 17:50:43,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 17:50:43,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 17:50:43,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 17:50:43,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 17:50:43,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 17:50:43,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 17:50:43,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 17:50:43,627 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 17:50:43,671 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 17:50:43,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 17:50:43,673 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 17:50:43,673 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 17:50:43,674 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 17:50:43,674 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 17:50:43,674 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 17:50:43,675 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 17:50:43,675 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 17:50:43,675 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 17:50:43,676 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 17:50:43,676 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 17:50:43,677 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 17:50:43,677 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 17:50:43,677 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 17:50:43,677 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 17:50:43,678 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 17:50:43,678 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 17:50:43,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 17:50:43,679 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 17:50:43,679 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 17:50:43,679 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 17:50:43,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 17:50:43,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 17:50:43,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 17:50:43,681 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 17:50:43,682 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 17:50:43,682 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 17:50:43,683 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 17:50:43,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 17:50:43,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 17:50:43,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 17:50:43,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 17:50:43,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 17:50:43,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 17:50:43,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 17:50:43,685 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 17:50:43,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 17:50:43,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 17:50:43,685 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 17:50:43,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 17:50:43,686 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_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0735ebc421a940bb70b06777060abaef432af6ff0cfdeb82bfa2e45a81b4e11 [2021-11-25 17:50:44,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 17:50:44,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 17:50:44,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 17:50:44,028 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 17:50:44,028 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 17:50:44,030 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i [2021-11-25 17:50:44,105 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/data/c2b855049/95b6264664c249a6bb1db415bfe1d6fc/FLAGe74c10319 [2021-11-25 17:50:44,642 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 17:50:44,643 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i [2021-11-25 17:50:44,662 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/data/c2b855049/95b6264664c249a6bb1db415bfe1d6fc/FLAGe74c10319 [2021-11-25 17:50:44,920 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/data/c2b855049/95b6264664c249a6bb1db415bfe1d6fc [2021-11-25 17:50:44,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 17:50:44,926 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 17:50:44,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 17:50:44,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 17:50:44,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 17:50:44,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:50:44" (1/1) ... [2021-11-25 17:50:44,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7656fb9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:44, skipping insertion in model container [2021-11-25 17:50:44,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:50:44" (1/1) ... [2021-11-25 17:50:44,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 17:50:45,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 17:50:45,589 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_82f698ab-8675-4234-8ed6-8f1f11e54aab/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i[37019,37032] [2021-11-25 17:50:45,754 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_82f698ab-8675-4234-8ed6-8f1f11e54aab/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i[47352,47365] [2021-11-25 17:50:45,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 17:50:45,781 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 17:50:45,837 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_82f698ab-8675-4234-8ed6-8f1f11e54aab/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i[37019,37032] [2021-11-25 17:50:45,925 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_82f698ab-8675-4234-8ed6-8f1f11e54aab/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test2-1.i[47352,47365] [2021-11-25 17:50:45,931 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 17:50:45,988 INFO L208 MainTranslator]: Completed translation [2021-11-25 17:50:45,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:45 WrapperNode [2021-11-25 17:50:45,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 17:50:45,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 17:50:45,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 17:50:45,991 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 17:50:45,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:45" (1/1) ... [2021-11-25 17:50:46,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:45" (1/1) ... [2021-11-25 17:50:46,112 INFO L137 Inliner]: procedures = 208, calls = 235, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 884 [2021-11-25 17:50:46,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 17:50:46,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 17:50:46,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 17:50:46,114 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 17:50:46,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:45" (1/1) ... [2021-11-25 17:50:46,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:45" (1/1) ... [2021-11-25 17:50:46,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:45" (1/1) ... [2021-11-25 17:50:46,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:45" (1/1) ... [2021-11-25 17:50:46,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:45" (1/1) ... [2021-11-25 17:50:46,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:45" (1/1) ... [2021-11-25 17:50:46,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:45" (1/1) ... [2021-11-25 17:50:46,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 17:50:46,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 17:50:46,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 17:50:46,231 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 17:50:46,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:45" (1/1) ... [2021-11-25 17:50:46,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 17:50:46,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:50:46,273 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 17:50:46,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 17:50:46,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 17:50:46,328 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 17:50:46,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 17:50:46,329 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 17:50:46,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 17:50:46,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 17:50:46,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 17:50:46,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 17:50:46,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 17:50:46,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 17:50:46,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 17:50:46,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 17:50:46,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 17:50:46,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 17:50:46,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 17:50:46,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 17:50:46,534 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 17:50:46,536 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 17:50:47,581 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 17:50:47,910 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 17:50:47,910 INFO L301 CfgBuilder]: Removed 54 assume(true) statements. [2021-11-25 17:50:47,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:50:47 BoogieIcfgContainer [2021-11-25 17:50:47,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 17:50:47,916 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 17:50:47,916 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 17:50:47,921 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 17:50:47,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 05:50:44" (1/3) ... [2021-11-25 17:50:47,922 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22590146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:50:47, skipping insertion in model container [2021-11-25 17:50:47,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:45" (2/3) ... [2021-11-25 17:50:47,923 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22590146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:50:47, skipping insertion in model container [2021-11-25 17:50:47,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:50:47" (3/3) ... [2021-11-25 17:50:47,932 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_BER_test2-1.i [2021-11-25 17:50:47,939 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 17:50:47,939 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-25 17:50:48,026 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 17:50:48,047 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 17:50:48,047 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-25 17:50:48,074 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) [2021-11-25 17:50:48,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 17:50:48,079 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:50:48,080 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 17:50:48,080 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 17:50:48,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:50:48,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1416617355, now seen corresponding path program 1 times [2021-11-25 17:50:48,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:50:48,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041980885] [2021-11-25 17:50:48,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:50:48,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:50:48,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:50:48,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 17:50:48,299 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:50:48,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041980885] [2021-11-25 17:50:48,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041980885] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:50:48,301 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:50:48,301 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 17:50:48,303 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354412375] [2021-11-25 17:50:48,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:50:48,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 17:50:48,309 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:50:48,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 17:50:48,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 17:50:48,348 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) [2021-11-25 17:50:48,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:50:48,866 INFO L93 Difference]: Finished difference Result 217 states and 382 transitions. [2021-11-25 17:50:48,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 17:50:48,876 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 [2021-11-25 17:50:48,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:50:48,888 INFO L225 Difference]: With dead ends: 217 [2021-11-25 17:50:48,888 INFO L226 Difference]: Without dead ends: 107 [2021-11-25 17:50:48,892 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 [2021-11-25 17:50:48,896 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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 [2021-11-25 17:50:48,898 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] [2021-11-25 17:50:48,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-11-25 17:50:48,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-11-25 17:50:48,946 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) [2021-11-25 17:50:48,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 132 transitions. [2021-11-25 17:50:48,950 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 132 transitions. Word has length 8 [2021-11-25 17:50:48,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:50:48,951 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 132 transitions. [2021-11-25 17:50:48,951 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) [2021-11-25 17:50:48,951 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 132 transitions. [2021-11-25 17:50:48,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 17:50:48,954 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:50:48,954 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] [2021-11-25 17:50:48,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 17:50:48,955 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 17:50:48,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:50:48,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1000196391, now seen corresponding path program 1 times [2021-11-25 17:50:48,956 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:50:48,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267687453] [2021-11-25 17:50:48,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:50:48,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:50:48,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:50:49,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 17:50:49,033 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:50:49,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267687453] [2021-11-25 17:50:49,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267687453] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:50:49,033 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:50:49,034 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 17:50:49,034 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284157696] [2021-11-25 17:50:49,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:50:49,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 17:50:49,036 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:50:49,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 17:50:49,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 17:50:49,037 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) [2021-11-25 17:50:50,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:50:50,367 INFO L93 Difference]: Finished difference Result 222 states and 282 transitions. [2021-11-25 17:50:50,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 17:50:50,373 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 [2021-11-25 17:50:50,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:50:50,375 INFO L225 Difference]: With dead ends: 222 [2021-11-25 17:50:50,375 INFO L226 Difference]: Without dead ends: 168 [2021-11-25 17:50:50,376 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 [2021-11-25 17:50:50,378 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 [2021-11-25 17:50:50,379 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] [2021-11-25 17:50:50,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2021-11-25 17:50:50,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 109. [2021-11-25 17:50:50,394 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) [2021-11-25 17:50:50,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 134 transitions. [2021-11-25 17:50:50,396 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 134 transitions. Word has length 20 [2021-11-25 17:50:50,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:50:50,396 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 134 transitions. [2021-11-25 17:50:50,396 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) [2021-11-25 17:50:50,397 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 134 transitions. [2021-11-25 17:50:50,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 17:50:50,398 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:50:50,399 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] [2021-11-25 17:50:50,399 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 17:50:50,399 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 17:50:50,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:50:50,400 INFO L85 PathProgramCache]: Analyzing trace with hash -981044614, now seen corresponding path program 1 times [2021-11-25 17:50:50,400 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:50:50,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399615590] [2021-11-25 17:50:50,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:50:50,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:50:50,577 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:50:50,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [590194214] [2021-11-25 17:50:50,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:50:50,588 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:50:50,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:50:50,595 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:50:50,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 17:50:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:50:51,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 1648 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 17:50:51,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:50:51,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 17:50:51,490 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 17:50:51,491 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:50:51,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399615590] [2021-11-25 17:50:51,492 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:50:51,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [590194214] [2021-11-25 17:50:51,492 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [590194214] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:50:51,493 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:50:51,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 17:50:51,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225076447] [2021-11-25 17:50:51,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:50:51,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 17:50:51,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:50:51,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 17:50:51,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 17:50:51,495 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) [2021-11-25 17:50:53,393 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 17:50:53,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:50:53,394 INFO L93 Difference]: Finished difference Result 260 states and 324 transitions. [2021-11-25 17:50:53,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 17:50:53,410 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 [2021-11-25 17:50:53,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:50:53,413 INFO L225 Difference]: With dead ends: 260 [2021-11-25 17:50:53,413 INFO L226 Difference]: Without dead ends: 154 [2021-11-25 17:50:53,414 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 [2021-11-25 17:50:53,415 INFO L933 BasicCegarLoop]: 137 mSDtfsCounter, 43 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s 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, 1.9s IncrementalHoareTripleChecker+Time [2021-11-25 17:50:53,416 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 238 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-25 17:50:53,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2021-11-25 17:50:53,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 152. [2021-11-25 17:50:53,444 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) [2021-11-25 17:50:53,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 190 transitions. [2021-11-25 17:50:53,446 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 190 transitions. Word has length 44 [2021-11-25 17:50:53,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:50:53,446 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 190 transitions. [2021-11-25 17:50:53,447 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) [2021-11-25 17:50:53,447 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 190 transitions. [2021-11-25 17:50:53,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 17:50:53,449 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:50:53,450 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] [2021-11-25 17:50:53,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 17:50:53,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:50:53,651 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 17:50:53,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:50:53,651 INFO L85 PathProgramCache]: Analyzing trace with hash 2039789200, now seen corresponding path program 1 times [2021-11-25 17:50:53,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:50:53,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568068344] [2021-11-25 17:50:53,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:50:53,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:50:53,735 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:50:53,735 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [538424340] [2021-11-25 17:50:53,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:50:53,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:50:53,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:50:53,745 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:50:53,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 17:50:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:50:54,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 17:50:54,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:50:54,418 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 17:50:54,418 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 17:50:54,418 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:50:54,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568068344] [2021-11-25 17:50:54,418 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:50:54,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [538424340] [2021-11-25 17:50:54,426 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [538424340] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:50:54,426 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:50:54,426 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 17:50:54,427 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444016829] [2021-11-25 17:50:54,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:50:54,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 17:50:54,428 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:50:54,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 17:50:54,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 17:50:54,429 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) [2021-11-25 17:50:55,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:50:55,431 INFO L93 Difference]: Finished difference Result 258 states and 321 transitions. [2021-11-25 17:50:55,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 17:50:55,432 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 [2021-11-25 17:50:55,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:50:55,433 INFO L225 Difference]: With dead ends: 258 [2021-11-25 17:50:55,434 INFO L226 Difference]: Without dead ends: 122 [2021-11-25 17:50:55,435 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 [2021-11-25 17:50:55,436 INFO L933 BasicCegarLoop]: 110 mSDtfsCounter, 163 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2021-11-25 17:50:55,437 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [163 Valid, 156 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-25 17:50:55,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2021-11-25 17:50:55,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2021-11-25 17:50:55,448 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) [2021-11-25 17:50:55,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 146 transitions. [2021-11-25 17:50:55,450 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 146 transitions. Word has length 57 [2021-11-25 17:50:55,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:50:55,450 INFO L470 AbstractCegarLoop]: Abstraction has 122 states and 146 transitions. [2021-11-25 17:50:55,450 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) [2021-11-25 17:50:55,451 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 146 transitions. [2021-11-25 17:50:55,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 17:50:55,453 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:50:55,453 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] [2021-11-25 17:50:55,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 17:50:55,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:50:55,680 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 17:50:55,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:50:55,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1917685262, now seen corresponding path program 1 times [2021-11-25 17:50:55,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:50:55,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912190270] [2021-11-25 17:50:55,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:50:55,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:50:55,730 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:50:55,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1561705628] [2021-11-25 17:50:55,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:50:55,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:50:55,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:50:55,732 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:50:55,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 17:50:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:50:56,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 17:50:56,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:50:56,802 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 17:50:56,802 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 17:50:56,803 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:50:56,803 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912190270] [2021-11-25 17:50:56,803 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:50:56,803 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1561705628] [2021-11-25 17:50:56,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1561705628] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:50:56,803 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:50:56,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 17:50:56,804 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941351221] [2021-11-25 17:50:56,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:50:56,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 17:50:56,805 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:50:56,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 17:50:56,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 17:50:56,805 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), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 17:50:58,562 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 17:50:59,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:50:59,702 INFO L93 Difference]: Finished difference Result 227 states and 276 transitions. [2021-11-25 17:50:59,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 17:50:59,714 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), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 64 [2021-11-25 17:50:59,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:50:59,715 INFO L225 Difference]: With dead ends: 227 [2021-11-25 17:50:59,715 INFO L226 Difference]: Without dead ends: 124 [2021-11-25 17:50:59,716 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 [2021-11-25 17:50:59,718 INFO L933 BasicCegarLoop]: 116 mSDtfsCounter, 1 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s 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, 2.9s IncrementalHoareTripleChecker+Time [2021-11-25 17:50:59,718 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 344 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2021-11-25 17:50:59,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-11-25 17:50:59,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2021-11-25 17:50:59,730 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) [2021-11-25 17:50:59,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 149 transitions. [2021-11-25 17:50:59,731 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 149 transitions. Word has length 64 [2021-11-25 17:50:59,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:50:59,732 INFO L470 AbstractCegarLoop]: Abstraction has 124 states and 149 transitions. [2021-11-25 17:50:59,732 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), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 17:50:59,732 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 149 transitions. [2021-11-25 17:50:59,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 17:50:59,735 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:50:59,735 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] [2021-11-25 17:50:59,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 17:50:59,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:50:59,951 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 17:50:59,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:50:59,951 INFO L85 PathProgramCache]: Analyzing trace with hash 759391854, now seen corresponding path program 1 times [2021-11-25 17:50:59,952 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:50:59,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698296588] [2021-11-25 17:50:59,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:50:59,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:51:00,016 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:51:00,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [449849654] [2021-11-25 17:51:00,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:51:00,016 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:51:00,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:51:00,017 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:51:00,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82f698ab-8675-4234-8ed6-8f1f11e54aab/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 17:51:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:51:02,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 17:51:02,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:51:02,183 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 17:51:02,183 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 17:51:02,413 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 17:51:02,414 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:51:02,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698296588] [2021-11-25 17:51:02,414 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:51:02,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [449849654] [2021-11-25 17:51:02,414 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [449849654] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 17:51:02,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [546600389] [2021-11-25 17:51:02,436 INFO L159 IcfgInterpreter]: Started Sifa with 60 locations of interest [2021-11-25 17:51:02,437 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 17:51:02,441 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 17:51:02,447 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 17:51:02,447 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 17:51:02,579 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 [2021-11-25 17:51:02,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:02,605 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 17:51:02,605 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 [2021-11-25 17:51:02,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:02,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-25 17:51:02,629 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 15 treesize of output 1 [2021-11-25 17:51:02,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:02,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 17:51:02,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:02,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 17:51:02,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:02,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 17:51:02,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:02,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:02,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:02,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:02,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:02,748 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-25 17:51:02,748 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 [2021-11-25 17:51:02,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:02,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:02,854 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 17:51:02,854 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 [2021-11-25 17:51:02,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:02,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:02,885 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 [2021-11-25 17:51:03,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 17:51:03,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 17:51:03,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,318 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 76 treesize of output 64 [2021-11-25 17:51:03,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,368 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 74 treesize of output 76 [2021-11-25 17:51:03,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,438 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 89 treesize of output 79 [2021-11-25 17:51:03,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,467 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 [2021-11-25 17:51:03,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 17:51:03,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 17:51:03,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,567 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 [2021-11-25 17:51:03,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 17:51:03,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 17:51:03,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,728 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 17:51:03,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2021-11-25 17:51:03,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:03,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2021-11-25 17:51:03,880 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 [2021-11-25 17:51:03,884 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 [2021-11-25 17:51:03,889 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 [2021-11-25 17:51:03,950 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-25 17:51:03,951 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 57 treesize of output 60 [2021-11-25 17:51:03,983 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 17:51:03,983 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 51 treesize of output 54 [2021-11-25 17:51:04,012 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 17:51:04,013 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 47 treesize of output 50 [2021-11-25 17:51:04,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-25 17:51:04,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 17:51:04,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-25 17:51:04,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,171 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 [2021-11-25 17:51:04,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 17:51:04,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 17:51:04,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,363 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 [2021-11-25 17:51:04,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 17:51:04,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:04,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 17:51:10,587 WARN L227 SmtUtils]: Spent 6.05s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 17:51:10,588 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 17:51:10,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 17:51:10,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:19,696 WARN L227 SmtUtils]: Spent 8.97s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 17:51:19,697 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 17:51:19,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 17:51:19,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:20,230 INFO L244 Elim1Store]: Index analysis took 351 ms [2021-11-25 17:51:31,870 WARN L227 SmtUtils]: Spent 11.44s on a formula simplification. DAG size of input: 245 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 17:51:31,872 INFO L354 Elim1Store]: treesize reduction 2494, result has 31.7 percent of original size [2021-11-25 17:51:31,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1542 treesize of output 1373 [2021-11-25 17:51:32,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:32,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:32,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:32,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:32,470 INFO L244 Elim1Store]: Index analysis took 149 ms [2021-11-25 17:51:33,732 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-25 17:51:33,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-25 17:51:33,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:33,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:34,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:34,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:34,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 19 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 17:51:34,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:34,614 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 17:51:34,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 17:51:34,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:35,046 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 17:51:35,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-25 17:51:35,116 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:35,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:35,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 41 [2021-11-25 17:51:35,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:35,527 INFO L354 Elim1Store]: treesize reduction 11, result has 56.0 percent of original size [2021-11-25 17:51:35,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 44 [2021-11-25 17:51:35,685 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:35,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:35,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:35,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:35,857 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 17:51:35,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 1194 treesize of output 1010 [2021-11-25 17:51:35,923 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:35,971 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:35,997 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:36,032 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:36,064 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:36,143 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:36,173 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:36,221 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:36,253 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:36,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:36,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:36,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:36,405 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:36,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:36,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:36,472 INFO L244 Elim1Store]: Index analysis took 136 ms [2021-11-25 17:51:36,875 INFO L354 Elim1Store]: treesize reduction 224, result has 51.4 percent of original size [2021-11-25 17:51:36,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1271 treesize of output 1059 [2021-11-25 17:51:36,955 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:37,109 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:37,145 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:37,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:37,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:37,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:37,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:37,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:37,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:37,328 INFO L244 Elim1Store]: Index analysis took 122 ms [2021-11-25 17:51:37,529 INFO L354 Elim1Store]: treesize reduction 203, result has 48.3 percent of original size [2021-11-25 17:51:37,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1203 treesize of output 1013 [2021-11-25 17:51:37,579 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:37,642 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:37,676 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:37,734 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:37,768 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:37,850 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:37,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:37,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:37,969 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:37,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:37,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:38,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,073 INFO L244 Elim1Store]: Index analysis took 125 ms [2021-11-25 17:51:38,152 INFO L354 Elim1Store]: treesize reduction 6, result has 66.7 percent of original size [2021-11-25 17:51:38,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 815 treesize of output 377 [2021-11-25 17:51:38,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:38,263 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:38,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,275 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:38,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:38,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 815 treesize of output 365 [2021-11-25 17:51:38,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:38,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:38,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 815 treesize of output 365 [2021-11-25 17:51:38,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:38,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,555 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:38,582 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:38,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:38,649 INFO L244 Elim1Store]: Index analysis took 111 ms [2021-11-25 17:51:38,920 INFO L354 Elim1Store]: treesize reduction 18, result has 84.6 percent of original size [2021-11-25 17:51:38,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 815 treesize of output 463 [2021-11-25 17:51:38,993 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:39,281 INFO L244 Elim1Store]: Index analysis took 241 ms [2021-11-25 17:51:39,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:40,554 INFO L354 Elim1Store]: treesize reduction 1275, result has 30.8 percent of original size [2021-11-25 17:51:40,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 1280 treesize of output 1393 [2021-11-25 17:51:40,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:40,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:40,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:40,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:40,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1194 treesize of output 820 [2021-11-25 17:51:40,914 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:40,958 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:40,992 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:41,034 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:41,068 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:41,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:41,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:41,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:41,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:41,285 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 17:51:41,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 806 treesize of output 408 [2021-11-25 17:51:41,312 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:41,347 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:41,371 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:41,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:41,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:41,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:41,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:41,924 INFO L354 Elim1Store]: treesize reduction 796, result has 34.6 percent of original size [2021-11-25 17:51:41,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 1271 treesize of output 1243 [2021-11-25 17:51:41,962 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:42,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:42,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:42,171 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:42,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:42,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1194 treesize of output 820 [2021-11-25 17:51:42,229 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:42,274 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:42,303 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:42,341 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:42,367 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:42,441 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:42,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:42,450 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:42,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:42,550 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 17:51:42,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 806 treesize of output 408 [2021-11-25 17:51:42,579 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:42,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:42,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:42,630 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:42,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:42,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:42,646 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 806 treesize of output 362 [2021-11-25 17:51:42,670 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:42,781 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:42,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:43,519 INFO L354 Elim1Store]: treesize reduction 880, result has 34.5 percent of original size [2021-11-25 17:51:43,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 1271 treesize of output 1285 [2021-11-25 17:51:43,554 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:43,923 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:43,961 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:43,995 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:44,027 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:44,103 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:44,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:44,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:44,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:44,287 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 17:51:44,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 1250 treesize of output 1038 [2021-11-25 17:51:44,339 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:44,434 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:44,463 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:44,512 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:44,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:44,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:44,565 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 1173 treesize of output 817 [2021-11-25 17:51:44,621 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:44,644 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:44,747 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:44,772 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:44,806 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:44,853 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:44,910 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:44,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:44,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:44,959 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:44,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:44,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:45,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:45,028 INFO L244 Elim1Store]: Index analysis took 119 ms [2021-11-25 17:51:45,428 INFO L354 Elim1Store]: treesize reduction 6, result has 97.7 percent of original size [2021-11-25 17:51:45,428 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 2 case distinctions, treesize of input 1259 treesize of output 1081 [2021-11-25 17:51:45,482 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:45,542 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:45,566 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:45,630 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:45,673 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:45,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:45,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:45,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:45,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:45,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1182 treesize of output 820 [2021-11-25 17:51:45,776 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:45,811 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:45,846 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:45,882 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:45,914 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:45,943 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,068 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,102 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,140 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,173 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:46,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:46,244 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:46,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:46,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:46,266 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 1250 treesize of output 820 [2021-11-25 17:51:46,308 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,374 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,397 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,442 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,467 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,491 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,511 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,576 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,600 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,631 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,654 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,688 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,734 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,771 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,794 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,821 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,844 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,885 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:46,909 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:47,133 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:47,166 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:47,206 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:47,239 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:47,301 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:47,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:47,316 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:47,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:47,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:47,350 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 1250 treesize of output 820 [2021-11-25 17:51:47,383 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:47,447 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:47,471 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:47,526 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:47,552 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:47,577 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:47,596 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:47,652 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:47,678 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:47,704 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:47,731 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:47,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:47,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:47,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:47,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:47,968 INFO L244 Elim1Store]: Index analysis took 173 ms [2021-11-25 17:51:48,401 INFO L354 Elim1Store]: treesize reduction 798, result has 33.4 percent of original size [2021-11-25 17:51:48,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 1259 treesize of output 1223 [2021-11-25 17:51:48,446 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:48,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:48,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:48,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:48,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:48,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:48,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 794 treesize of output 362 [2021-11-25 17:51:48,572 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:48,635 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:48,661 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:48,686 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:48,729 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:48,770 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:48,811 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:48,846 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:48,880 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:48,969 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:49,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:49,032 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 785 treesize of output 359 [2021-11-25 17:51:49,076 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,104 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:51:49,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:49,291 INFO L354 Elim1Store]: treesize reduction 790, result has 0.1 percent of original size [2021-11-25 17:51:49,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 1250 treesize of output 820 [2021-11-25 17:51:49,342 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,419 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,443 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,485 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,510 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,537 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,624 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,647 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,677 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,710 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,752 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,779 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,814 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,839 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,890 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,933 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:49,958 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:50,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:50,545 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 17:51:50,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 13 [2021-11-25 17:51:50,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:50,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:50,695 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-25 17:51:50,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 16 [2021-11-25 17:51:50,742 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:50,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:50,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:50,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:50,862 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 47 [2021-11-25 17:51:50,902 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:50,926 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:51:53,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:53,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:51:53,120 INFO L190 IndexEqualityManager]: detected not equals via solver