./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9e43379b3f2624d77eec1084820c7c07499f5ec4432514ab066d4f5cf96eeebc --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:56:08,531 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:56:08,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:56:08,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:56:08,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:56:08,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:56:08,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:56:08,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:56:08,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:56:08,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:56:08,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:56:08,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:56:08,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:56:08,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:56:08,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:56:08,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:56:08,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:56:08,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:56:08,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:56:08,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:56:08,612 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:56:08,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:56:08,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:56:08,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:56:08,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:56:08,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:56:08,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:56:08,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:56:08,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:56:08,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:56:08,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:56:08,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:56:08,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:56:08,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:56:08,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:56:08,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:56:08,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:56:08,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:56:08,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:56:08,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:56:08,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:56:08,642 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-23 01:56:08,682 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:56:08,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:56:08,683 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 01:56:08,683 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 01:56:08,684 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:56:08,684 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 01:56:08,685 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 01:56:08,685 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 01:56:08,685 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 01:56:08,685 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 01:56:08,686 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 01:56:08,687 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 01:56:08,687 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 01:56:08,687 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 01:56:08,687 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 01:56:08,687 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 01:56:08,688 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 01:56:08,688 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 01:56:08,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:56:08,689 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:56:08,689 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:56:08,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:56:08,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:56:08,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:56:08,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:56:08,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:56:08,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:56:08,692 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 01:56:08,692 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:56:08,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:56:08,693 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:56:08,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:56:08,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:56:08,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 01:56:08,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:56:08,694 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:56:08,694 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:56:08,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:56:08,695 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 01:56:08,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:56:08,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:56:08,695 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 01:56:08,695 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:56:08,696 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_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e43379b3f2624d77eec1084820c7c07499f5ec4432514ab066d4f5cf96eeebc [2021-11-23 01:56:09,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:56:09,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:56:09,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:56:09,043 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:56:09,044 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:56:09,045 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-2.i [2021-11-23 01:56:09,123 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/data/7b7d780eb/02484e71a3814a2491de64e33072a335/FLAG40a88c77d [2021-11-23 01:56:09,854 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:56:09,859 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-2.i [2021-11-23 01:56:09,880 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/data/7b7d780eb/02484e71a3814a2491de64e33072a335/FLAG40a88c77d [2021-11-23 01:56:10,031 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/data/7b7d780eb/02484e71a3814a2491de64e33072a335 [2021-11-23 01:56:10,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:56:10,035 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:56:10,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:56:10,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:56:10,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:56:10,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:56:10" (1/1) ... [2021-11-23 01:56:10,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@936ce90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:10, skipping insertion in model container [2021-11-23 01:56:10,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:56:10" (1/1) ... [2021-11-23 01:56:10,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:56:10,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:56:10,525 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_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-2.i[33021,33034] [2021-11-23 01:56:10,699 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_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-2.i[44124,44137] [2021-11-23 01:56:10,700 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_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-2.i[44245,44258] [2021-11-23 01:56:10,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:56:10,744 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:56:10,784 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_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-2.i[33021,33034] [2021-11-23 01:56:10,868 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_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-2.i[44124,44137] [2021-11-23 01:56:10,869 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_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test7-2.i[44245,44258] [2021-11-23 01:56:10,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:56:10,938 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:56:10,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:10 WrapperNode [2021-11-23 01:56:10,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:56:10,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:56:10,941 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:56:10,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:56:10,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:10" (1/1) ... [2021-11-23 01:56:11,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:10" (1/1) ... [2021-11-23 01:56:11,082 INFO L137 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1157 [2021-11-23 01:56:11,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:56:11,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:56:11,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:56:11,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:56:11,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:10" (1/1) ... [2021-11-23 01:56:11,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:10" (1/1) ... [2021-11-23 01:56:11,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:10" (1/1) ... [2021-11-23 01:56:11,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:10" (1/1) ... [2021-11-23 01:56:11,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:10" (1/1) ... [2021-11-23 01:56:11,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:10" (1/1) ... [2021-11-23 01:56:11,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:10" (1/1) ... [2021-11-23 01:56:11,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:56:11,329 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:56:11,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:56:11,330 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:56:11,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:10" (1/1) ... [2021-11-23 01:56:11,338 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:56:11,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:56:11,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 01:56:11,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 01:56:11,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:56:11,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:56:11,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 01:56:11,419 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 01:56:11,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:56:11,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:56:11,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:56:11,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:56:11,420 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 01:56:11,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:56:11,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:56:11,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:56:11,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:56:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:56:11,692 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:56:11,699 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:56:12,799 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:56:13,252 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:56:13,252 INFO L301 CfgBuilder]: Removed 72 assume(true) statements. [2021-11-23 01:56:13,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:56:13 BoogieIcfgContainer [2021-11-23 01:56:13,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:56:13,259 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 01:56:13,259 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 01:56:13,262 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 01:56:13,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:56:10" (1/3) ... [2021-11-23 01:56:13,265 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a8645ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:56:13, skipping insertion in model container [2021-11-23 01:56:13,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:10" (2/3) ... [2021-11-23 01:56:13,266 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a8645ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:56:13, skipping insertion in model container [2021-11-23 01:56:13,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:56:13" (3/3) ... [2021-11-23 01:56:13,270 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test7-2.i [2021-11-23 01:56:13,276 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 01:56:13,276 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-11-23 01:56:13,343 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 01:56:13,354 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 01:56:13,355 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-23 01:56:13,375 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 119 states have (on average 1.815126050420168) internal successors, (216), 125 states have internal predecessors, (216), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 01:56:13,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:56:13,410 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:56:13,411 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-23 01:56:13,411 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-23 01:56:13,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:56:13,417 INFO L85 PathProgramCache]: Analyzing trace with hash 28375133, now seen corresponding path program 1 times [2021-11-23 01:56:13,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:56:13,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564376708] [2021-11-23 01:56:13,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:56:13,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:13,536 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 01:56:13,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1985569620] [2021-11-23 01:56:13,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:56:13,538 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 01:56:13,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:56:13,540 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 01:56:13,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 01:56:13,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:13,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:56:13,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:56:13,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:56:13,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2021-11-23 01:56:13,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2021-11-23 01:56:13,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:56:13,954 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 01:56:13,955 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:56:13,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564376708] [2021-11-23 01:56:13,956 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 01:56:13,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1985569620] [2021-11-23 01:56:13,957 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1985569620] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:56:13,958 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:56:13,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 01:56:13,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841941323] [2021-11-23 01:56:13,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:56:13,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 01:56:13,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:56:14,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 01:56:14,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 01:56:14,004 INFO L87 Difference]: Start difference. First operand has 130 states, 119 states have (on average 1.815126050420168) internal successors, (216), 125 states have internal predecessors, (216), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 01:56:16,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:56:16,430 INFO L93 Difference]: Finished difference Result 316 states and 552 transitions. [2021-11-23 01:56:16,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 01:56:16,446 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 4 [2021-11-23 01:56:16,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:56:16,456 INFO L225 Difference]: With dead ends: 316 [2021-11-23 01:56:16,456 INFO L226 Difference]: Without dead ends: 165 [2021-11-23 01:56:16,473 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 01:56:16,476 INFO L933 BasicCegarLoop]: 115 mSDtfsCounter, 61 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-23 01:56:16,478 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [61 Valid, 324 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-11-23 01:56:16,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-11-23 01:56:16,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 117. [2021-11-23 01:56:16,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.2149532710280373) internal successors, (130), 112 states have internal predecessors, (130), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 01:56:16,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 136 transitions. [2021-11-23 01:56:16,556 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 136 transitions. Word has length 4 [2021-11-23 01:56:16,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:56:16,558 INFO L470 AbstractCegarLoop]: Abstraction has 117 states and 136 transitions. [2021-11-23 01:56:16,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 01:56:16,559 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 136 transitions. [2021-11-23 01:56:16,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:56:16,563 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:56:16,563 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 01:56:16,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 01:56:16,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-23 01:56:16,771 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-23 01:56:16,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:56:16,772 INFO L85 PathProgramCache]: Analyzing trace with hash 637186690, now seen corresponding path program 1 times [2021-11-23 01:56:16,773 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:56:16,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180431953] [2021-11-23 01:56:16,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:56:16,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:16,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:16,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:56:16,955 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:56:16,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180431953] [2021-11-23 01:56:16,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180431953] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:56:16,956 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:56:16,956 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 01:56:16,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939021986] [2021-11-23 01:56:16,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:56:16,958 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 01:56:16,958 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:56:16,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 01:56:16,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 01:56:16,959 INFO L87 Difference]: Start difference. First operand 117 states and 136 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 01:56:18,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:56:18,263 INFO L93 Difference]: Finished difference Result 211 states and 247 transitions. [2021-11-23 01:56:18,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 01:56:18,271 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 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 25 [2021-11-23 01:56:18,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:56:18,272 INFO L225 Difference]: With dead ends: 211 [2021-11-23 01:56:18,273 INFO L226 Difference]: Without dead ends: 159 [2021-11-23 01:56:18,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 01:56:18,275 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 50 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-23 01:56:18,276 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 300 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-23 01:56:18,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-11-23 01:56:18,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 117. [2021-11-23 01:56:18,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.205607476635514) internal successors, (129), 112 states have internal predecessors, (129), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 01:56:18,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 135 transitions. [2021-11-23 01:56:18,289 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 135 transitions. Word has length 25 [2021-11-23 01:56:18,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:56:18,290 INFO L470 AbstractCegarLoop]: Abstraction has 117 states and 135 transitions. [2021-11-23 01:56:18,290 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 01:56:18,291 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2021-11-23 01:56:18,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:56:18,292 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:56:18,292 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 01:56:18,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 01:56:18,293 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-23 01:56:18,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:56:18,294 INFO L85 PathProgramCache]: Analyzing trace with hash -401054575, now seen corresponding path program 1 times [2021-11-23 01:56:18,294 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:56:18,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368367219] [2021-11-23 01:56:18,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:56:18,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:18,318 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 01:56:18,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2028993133] [2021-11-23 01:56:18,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:56:18,320 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 01:56:18,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:56:18,332 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 01:56:18,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 01:56:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:18,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:56:18,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:56:18,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:56:18,719 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 01:56:18,719 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:56:18,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368367219] [2021-11-23 01:56:18,720 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 01:56:18,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2028993133] [2021-11-23 01:56:18,720 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2028993133] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:56:18,720 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:56:18,721 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 01:56:18,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624170054] [2021-11-23 01:56:18,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:56:18,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 01:56:18,722 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:56:18,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 01:56:18,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 01:56:18,723 INFO L87 Difference]: Start difference. First operand 117 states and 135 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 01:56:20,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:56:20,610 INFO L93 Difference]: Finished difference Result 277 states and 319 transitions. [2021-11-23 01:56:20,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 01:56:20,623 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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 28 [2021-11-23 01:56:20,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:56:20,625 INFO L225 Difference]: With dead ends: 277 [2021-11-23 01:56:20,625 INFO L226 Difference]: Without dead ends: 165 [2021-11-23 01:56:20,626 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 01:56:20,627 INFO L933 BasicCegarLoop]: 125 mSDtfsCounter, 46 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-23 01:56:20,628 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 218 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-23 01:56:20,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-11-23 01:56:20,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 162. [2021-11-23 01:56:20,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 152 states have (on average 1.1842105263157894) internal successors, (180), 157 states have internal predecessors, (180), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 01:56:20,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 186 transitions. [2021-11-23 01:56:20,644 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 186 transitions. Word has length 28 [2021-11-23 01:56:20,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:56:20,645 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 186 transitions. [2021-11-23 01:56:20,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 01:56:20,645 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 186 transitions. [2021-11-23 01:56:20,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:56:20,647 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:56:20,647 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 01:56:20,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 01:56:20,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-23 01:56:20,874 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-23 01:56:20,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:56:20,874 INFO L85 PathProgramCache]: Analyzing trace with hash -886306081, now seen corresponding path program 1 times [2021-11-23 01:56:20,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:56:20,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746808403] [2021-11-23 01:56:20,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:56:20,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:20,917 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 01:56:20,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1922262767] [2021-11-23 01:56:20,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:56:20,922 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 01:56:20,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:56:20,924 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 01:56:20,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 01:56:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:21,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:56:21,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:56:21,649 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:56:21,649 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 01:56:21,649 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:56:21,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746808403] [2021-11-23 01:56:21,650 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 01:56:21,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1922262767] [2021-11-23 01:56:21,651 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1922262767] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:56:21,651 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:56:21,651 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 01:56:21,652 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305353995] [2021-11-23 01:56:21,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:56:21,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 01:56:21,653 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 01:56:21,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 01:56:21,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 01:56:21,660 INFO L87 Difference]: Start difference. First operand 162 states and 186 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 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) [2021-11-23 01:56:22,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:56:22,746 INFO L93 Difference]: Finished difference Result 308 states and 358 transitions. [2021-11-23 01:56:22,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 01:56:22,756 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 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 41 [2021-11-23 01:56:22,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:56:22,759 INFO L225 Difference]: With dead ends: 308 [2021-11-23 01:56:22,759 INFO L226 Difference]: Without dead ends: 164 [2021-11-23 01:56:22,760 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 01:56:22,761 INFO L933 BasicCegarLoop]: 113 mSDtfsCounter, 1 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-23 01:56:22,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 335 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-23 01:56:22,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2021-11-23 01:56:22,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2021-11-23 01:56:22,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 153 states have (on average 1.1895424836601307) internal successors, (182), 159 states have internal predecessors, (182), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2021-11-23 01:56:22,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 189 transitions. [2021-11-23 01:56:22,777 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 189 transitions. Word has length 41 [2021-11-23 01:56:22,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:56:22,777 INFO L470 AbstractCegarLoop]: Abstraction has 164 states and 189 transitions. [2021-11-23 01:56:22,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 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) [2021-11-23 01:56:22,778 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 189 transitions. [2021-11-23 01:56:22,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:56:22,780 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:56:22,780 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] [2021-11-23 01:56:22,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 01:56:23,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 01:56:23,001 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-23 01:56:23,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:56:23,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1426734659, now seen corresponding path program 1 times [2021-11-23 01:56:23,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 01:56:23,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322131090] [2021-11-23 01:56:23,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:56:23,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:23,031 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 01:56:23,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [844547219] [2021-11-23 01:56:23,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:56:23,048 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 01:56:23,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:56:23,049 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 01:56:23,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ae2f8c-d4ea-4107-b5b8-9b9d6148f0db/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 01:56:23,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:23,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:56:23,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:56:23,572 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:56:23,572 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 01:56:23,728 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:56:23,729 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 01:56:23,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322131090] [2021-11-23 01:56:23,729 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-23 01:56:23,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [844547219] [2021-11-23 01:56:23,729 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [844547219] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 01:56:23,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [624088672] [2021-11-23 01:56:23,750 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2021-11-23 01:56:23,751 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 01:56:23,755 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 01:56:23,761 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 01:56:23,761 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 01:56:23,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 01:56:23,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:23,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-23 01:56:23,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 01:56:23,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:23,885 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-23 01:56:23,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 26 [2021-11-23 01:56:23,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:23,919 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:56:23,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-23 01:56:23,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 01:56:23,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:23,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,000 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-23 01:56:24,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 42 [2021-11-23 01:56:24,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,062 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-23 01:56:24,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-23 01:56:24,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-23 01:56:24,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-11-23 01:56:24,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 01:56:24,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 01:56:24,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 84 treesize of output 64 [2021-11-23 01:56:24,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,639 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 75 treesize of output 75 [2021-11-23 01:56:24,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2021-11-23 01:56:24,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 01:56:24,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-23 01:56:24,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 23 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 86 [2021-11-23 01:56:24,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-23 01:56:24,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-23 01:56:24,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-23 01:56:24,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 115 [2021-11-23 01:56:24,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:24,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,020 INFO L354 Elim1Store]: treesize reduction 104, result has 16.8 percent of original size [2021-11-23 01:56:25,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 127 treesize of output 138 [2021-11-23 01:56:25,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,103 INFO L354 Elim1Store]: treesize reduction 200, result has 11.5 percent of original size [2021-11-23 01:56:25,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 126 treesize of output 132 [2021-11-23 01:56:25,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-23 01:56:25,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:56:25,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:56:25,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 01:56:25,340 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-23 01:56:25,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 88 [2021-11-23 01:56:25,367 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 01:56:25,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 91 [2021-11-23 01:56:25,393 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 01:56:25,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 94 [2021-11-23 01:56:25,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-23 01:56:25,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 01:56:25,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 01:56:25,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-23 01:56:25,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-23 01:56:25,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-23 01:56:25,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-23 01:56:25,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-23 01:56:25,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:25,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-23 01:56:31,540 WARN L227 SmtUtils]: Spent 5.66s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 01:56:31,540 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-23 01:56:31,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 2851 treesize of output 2328 [2021-11-23 01:56:31,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:40,755 WARN L227 SmtUtils]: Spent 9.14s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 01:56:40,755 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-23 01:56:40,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2952 treesize of output 2670 [2021-11-23 01:56:50,793 WARN L227 SmtUtils]: Spent 9.90s on a formula simplification. DAG size of input: 251 DAG size of output: 142 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-23 01:56:50,794 INFO L354 Elim1Store]: treesize reduction 2750, result has 29.6 percent of original size [2021-11-23 01:56:50,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 2920 treesize of output 2690 [2021-11-23 01:56:51,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:51,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:52,503 INFO L354 Elim1Store]: treesize reduction 156, result has 23.2 percent of original size [2021-11-23 01:56:52,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 17 case distinctions, treesize of input 25958 treesize of output 25989 [2021-11-23 01:56:52,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:52,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:53,410 INFO L354 Elim1Store]: treesize reduction 102, result has 20.3 percent of original size [2021-11-23 01:56:53,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 25968 treesize of output 25982 [2021-11-23 01:56:54,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:54,279 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-23 01:56:54,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 32 [2021-11-23 01:56:54,372 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:54,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:54,779 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 01:56:54,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 61 [2021-11-23 01:56:54,946 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:55,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:55,029 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:56:55,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 39 [2021-11-23 01:56:55,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:55,485 INFO L354 Elim1Store]: treesize reduction 15, result has 48.3 percent of original size [2021-11-23 01:56:55,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 46 [2021-11-23 01:56:55,589 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:55,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:55,745 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 01:56:55,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 11 [2021-11-23 01:56:55,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:55,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:55,933 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-11-23 01:56:55,933 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 30 treesize of output 14 [2021-11-23 01:56:56,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:56,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:56,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:56,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:56,077 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:56:56,079 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 57 [2021-11-23 01:56:56,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:56,213 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:57,283 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:57,338 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:57,354 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:57,415 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:57,518 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:57,635 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:57,713 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:57,757 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:57,810 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:57,857 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:58,059 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:58,104 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:58,123 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:58,194 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:58,286 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:58,430 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:56:58,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:58,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:58,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:58,488 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 0 case distinctions, treesize of input 2663 treesize of output 2231 [2021-11-23 01:56:58,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:56:58,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:58,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:58,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:58,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2779 treesize of output 2335 [2021-11-23 01:56:58,880 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:58,913 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:59,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:59,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:59,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:56:59,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2679 treesize of output 2241 [2021-11-23 01:56:59,421 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:59,475 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:59,540 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:59,669 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:59,772 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:56:59,815 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:00,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:00,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:00,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:00,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:00,225 INFO L244 Elim1Store]: Index analysis took 131 ms [2021-11-23 01:57:00,707 INFO L354 Elim1Store]: treesize reduction 362, result has 68.7 percent of original size [2021-11-23 01:57:00,707 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 3 case distinctions, treesize of input 2672 treesize of output 3026 [2021-11-23 01:57:00,916 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:00,975 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:01,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:01,086 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:01,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:01,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:01,624 INFO L354 Elim1Store]: treesize reduction 362, result has 69.0 percent of original size [2021-11-23 01:57:01,625 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 3 case distinctions, treesize of input 2788 treesize of output 3142 [2021-11-23 01:57:01,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:01,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:01,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:01,988 INFO L354 Elim1Store]: treesize reduction 1160, result has 0.1 percent of original size [2021-11-23 01:57:01,989 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 3 case distinctions, treesize of input 2688 treesize of output 1 [2021-11-23 01:57:02,414 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:02,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:02,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:02,500 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:02,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:02,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:02,527 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 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-23 01:57:02,567 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:02,651 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:02,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:02,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:02,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:02,680 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 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-23 01:57:02,802 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:02,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:02,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:02,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:02,837 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 0 case distinctions, treesize of input 2595 treesize of output 2231 [2021-11-23 01:57:03,919 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:03,977 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:03,994 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:04,054 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:04,120 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:04,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:04,278 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:04,337 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:04,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:04,416 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:04,601 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:04,650 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:04,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:04,764 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:04,865 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:04,970 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:05,052 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:05,105 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:05,140 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:05,187 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:05,372 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:05,424 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:05,510 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:05,648 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:05,738 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:05,785 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:05,985 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:06,015 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:06,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:06,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:06,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:06,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:06,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:06,093 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 01:57:06,093 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 1 case distinctions, treesize of input 2672 treesize of output 2234 [2021-11-23 01:57:06,244 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:06,294 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:06,349 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:06,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:06,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:06,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:06,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:06,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:06,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:06,441 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 01:57:06,442 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 1 case distinctions, treesize of input 2788 treesize of output 2338 [2021-11-23 01:57:06,528 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:06,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:06,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:06,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:06,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:06,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:06,625 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-23 01:57:06,626 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 1 case distinctions, treesize of input 2688 treesize of output 2244 [2021-11-23 01:57:07,006 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:07,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:07,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:07,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:07,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:07,119 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 0 case distinctions, treesize of input 2711 treesize of output 2335 [2021-11-23 01:57:07,156 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:07,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:07,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:07,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:07,262 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 0 case distinctions, treesize of input 2611 treesize of output 2241 [2021-11-23 01:57:07,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:07,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:07,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:07,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:07,428 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 0 case distinctions, treesize of input 2595 treesize of output 2231 [2021-11-23 01:57:08,406 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:08,479 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:08,509 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:08,720 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:08,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:08,740 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:08,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:08,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:08,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:08,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:08,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:08,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-23 01:57:08,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:08,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:08,902 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:08,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:08,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:08,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:08,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:08,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:08,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-23 01:57:09,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:09,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:09,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:09,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:09,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:09,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:09,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:09,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:09,152 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 0 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-23 01:57:09,555 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:09,649 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:09,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:09,751 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:09,806 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:10,049 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:10,141 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:10,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:10,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,287 INFO L244 Elim1Store]: Index analysis took 147 ms [2021-11-23 01:57:10,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-23 01:57:10,357 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:10,467 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:10,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,593 INFO L244 Elim1Store]: Index analysis took 127 ms [2021-11-23 01:57:10,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2700 treesize of output 2244 [2021-11-23 01:57:10,735 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:10,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:10,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:10,821 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 2684 treesize of output 2234 [2021-11-23 01:57:11,249 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:11,334 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:11,398 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:11,427 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:11,483 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:11,735 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:11,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:11,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:11,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:11,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:11,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:11,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:11,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:11,990 INFO L244 Elim1Store]: Index analysis took 137 ms [2021-11-23 01:57:12,013 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-23 01:57:12,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 2800 treesize of output 2338 [2021-11-23 01:57:12,066 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:12,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:12,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:12,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:12,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:12,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:12,256 INFO L244 Elim1Store]: Index analysis took 101 ms [2021-11-23 01:57:12,362 INFO L354 Elim1Store]: treesize reduction 55, result has 22.5 percent of original size [2021-11-23 01:57:12,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 2700 treesize of output 2260 [2021-11-23 01:57:12,529 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:12,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:12,547 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:12,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:12,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:12,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:12,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:12,649 INFO L244 Elim1Store]: Index analysis took 120 ms [2021-11-23 01:57:12,664 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-23 01:57:12,665 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 1 case distinctions, treesize of input 2684 treesize of output 2234 [2021-11-23 01:57:13,229 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:13,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:13,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:13,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:13,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:13,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:13,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:13,326 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 01:57:13,326 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 1 case distinctions, treesize of input 2732 treesize of output 2338 [2021-11-23 01:57:13,393 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:13,476 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:13,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:13,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:13,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:13,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:13,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:13,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:13,677 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 01:57:13,678 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 1 case distinctions, treesize of input 2632 treesize of output 2244 [2021-11-23 01:57:13,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:13,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:13,839 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:57:13,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:13,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:13,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:13,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:13,929 INFO L354 Elim1Store]: treesize reduction 189, result has 0.5 percent of original size [2021-11-23 01:57:13,930 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 1 case distinctions, treesize of input 2616 treesize of output 2234 [2021-11-23 01:57:14,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:14,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:14,427 INFO L244 Elim1Store]: Index analysis took 127 ms [2021-11-23 01:57:15,116 INFO L354 Elim1Store]: treesize reduction 1368, result has 25.0 percent of original size [2021-11-23 01:57:15,116 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 8 case distinctions, treesize of input 2709 treesize of output 2701 [2021-11-23 01:57:15,342 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:15,390 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 01:57:15,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:15,613 INFO L244 Elim1Store]: Index analysis took 164 ms [2021-11-23 01:57:16,736 INFO L354 Elim1Store]: treesize reduction 1378, result has 26.4 percent of original size [2021-11-23 01:57:16,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2809 treesize of output 2835 [2021-11-23 01:57:17,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:17,698 INFO L244 Elim1Store]: Index analysis took 181 ms [2021-11-23 01:57:18,041 INFO L354 Elim1Store]: treesize reduction 1848, result has 0.1 percent of original size [2021-11-23 01:57:18,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 2693 treesize of output 2237 [2021-11-23 01:57:22,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:22,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:22,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:22,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:57:22,092 INFO L244 Elim1Store]: Index analysis took 123 ms [2021-11-23 01:57:26,373 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.0 percent of original size [2021-11-23 01:57:26,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 8 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 154611 treesize of output 155003 [2021-11-23 02:03:36,107 WARN L227 SmtUtils]: Spent 7.73s on a formula simplification that was a NOOP. DAG size: 4314 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)