./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_linked_list_node_reset_harness-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 173e3943 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_linked_list_node_reset_harness-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e96d8d92db1667c6f6142560a7fad2417327f7e06eb532366f9ad7d4ddd7d1f5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-173e394 [2021-11-06 11:14:03,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 11:14:03,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 11:14:03,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 11:14:03,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 11:14:03,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 11:14:03,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 11:14:03,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 11:14:03,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 11:14:03,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 11:14:03,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 11:14:03,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 11:14:03,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 11:14:03,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 11:14:03,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 11:14:03,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 11:14:03,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 11:14:03,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 11:14:03,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 11:14:03,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 11:14:03,184 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 11:14:03,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 11:14:03,185 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 11:14:03,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 11:14:03,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 11:14:03,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 11:14:03,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 11:14:03,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 11:14:03,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 11:14:03,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 11:14:03,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 11:14:03,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 11:14:03,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 11:14:03,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 11:14:03,195 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 11:14:03,195 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 11:14:03,196 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 11:14:03,196 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 11:14:03,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 11:14:03,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 11:14:03,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 11:14:03,198 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-06 11:14:03,227 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 11:14:03,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 11:14:03,229 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 11:14:03,229 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 11:14:03,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 11:14:03,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 11:14:03,230 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 11:14:03,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 11:14:03,231 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-06 11:14:03,231 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 11:14:03,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 11:14:03,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 11:14:03,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 11:14:03,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 11:14:03,232 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 11:14:03,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 11:14:03,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 11:14:03,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 11:14:03,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 11:14:03,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 11:14:03,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 11:14:03,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 11:14:03,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 11:14:03,233 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-06 11:14:03,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-06 11:14:03,234 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 11:14:03,234 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 11:14:03,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 11:14:03,234 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 11:14:03,234 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e96d8d92db1667c6f6142560a7fad2417327f7e06eb532366f9ad7d4ddd7d1f5 [2021-11-06 11:14:03,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 11:14:03,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 11:14:03,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 11:14:03,479 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 11:14:03,480 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 11:14:03,480 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_linked_list_node_reset_harness-1.i [2021-11-06 11:14:03,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdb129496/a902e823731148c0a97ffd766dd77555/FLAGf528c088d [2021-11-06 11:14:04,153 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 11:14:04,154 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_linked_list_node_reset_harness-1.i [2021-11-06 11:14:04,181 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdb129496/a902e823731148c0a97ffd766dd77555/FLAGf528c088d [2021-11-06 11:14:04,552 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdb129496/a902e823731148c0a97ffd766dd77555 [2021-11-06 11:14:04,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 11:14:04,555 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 11:14:04,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 11:14:04,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 11:14:04,559 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 11:14:04,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:14:04" (1/1) ... [2021-11-06 11:14:04,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5553fcc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:04, skipping insertion in model container [2021-11-06 11:14:04,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:14:04" (1/1) ... [2021-11-06 11:14:04,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 11:14:04,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 11:14:04,824 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_linked_list_node_reset_harness-1.i[4500,4513] [2021-11-06 11:14:04,832 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_linked_list_node_reset_harness-1.i[4560,4573] [2021-11-06 11:14:04,846 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-06 11:14:04,850 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-06 11:14:05,276 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,277 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,278 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,278 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,279 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,294 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,294 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,296 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,296 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,297 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,298 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,298 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,299 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,456 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-06 11:14:05,457 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-06 11:14:05,458 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-06 11:14:05,458 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-06 11:14:05,459 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-06 11:14:05,459 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-06 11:14:05,460 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-06 11:14:05,460 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-06 11:14:05,461 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-06 11:14:05,464 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-06 11:14:05,557 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-06 11:14:05,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-06 11:14:05,604 INFO L203 MainTranslator]: Completed pre-run [2021-11-06 11:14:05,620 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_linked_list_node_reset_harness-1.i[4500,4513] [2021-11-06 11:14:05,621 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_linked_list_node_reset_harness-1.i[4560,4573] [2021-11-06 11:14:05,623 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-06 11:14:05,629 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-06 11:14:05,662 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,663 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,667 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,668 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,670 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,680 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,681 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,682 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,682 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,683 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,684 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,684 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,684 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-06 11:14:05,733 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-06 11:14:05,733 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-06 11:14:05,734 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-06 11:14:05,734 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-06 11:14:05,735 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-06 11:14:05,736 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-06 11:14:05,736 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-06 11:14:05,736 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-06 11:14:05,737 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-06 11:14:05,737 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-06 11:14:05,760 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-06 11:14:05,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-06 11:14:06,026 INFO L208 MainTranslator]: Completed translation [2021-11-06 11:14:06,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:06 WrapperNode [2021-11-06 11:14:06,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 11:14:06,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-06 11:14:06,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-06 11:14:06,028 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-06 11:14:06,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:06" (1/1) ... [2021-11-06 11:14:06,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:06" (1/1) ... [2021-11-06 11:14:06,136 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-06 11:14:06,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-06 11:14:06,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-06 11:14:06,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-06 11:14:06,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:06" (1/1) ... [2021-11-06 11:14:06,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:06" (1/1) ... [2021-11-06 11:14:06,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:06" (1/1) ... [2021-11-06 11:14:06,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:06" (1/1) ... [2021-11-06 11:14:06,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:06" (1/1) ... [2021-11-06 11:14:06,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:06" (1/1) ... [2021-11-06 11:14:06,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:06" (1/1) ... [2021-11-06 11:14:06,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-06 11:14:06,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-06 11:14:06,192 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-06 11:14:06,192 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-06 11:14:06,193 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:06" (1/1) ... [2021-11-06 11:14:06,198 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 11:14:06,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:14:06,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-06 11:14:06,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-06 11:14:06,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-06 11:14:06,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-06 11:14:06,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-06 11:14:06,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-06 11:14:06,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-06 11:14:06,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-06 11:14:06,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-06 11:14:06,633 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-06 11:14:06,633 INFO L299 CfgBuilder]: Removed 24 assume(true) statements. [2021-11-06 11:14:06,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:14:06 BoogieIcfgContainer [2021-11-06 11:14:06,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-06 11:14:06,636 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-06 11:14:06,636 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-06 11:14:06,638 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-06 11:14:06,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:14:04" (1/3) ... [2021-11-06 11:14:06,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@512fef88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:14:06, skipping insertion in model container [2021-11-06 11:14:06,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:14:06" (2/3) ... [2021-11-06 11:14:06,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@512fef88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:14:06, skipping insertion in model container [2021-11-06 11:14:06,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:14:06" (3/3) ... [2021-11-06 11:14:06,641 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_linked_list_node_reset_harness-1.i [2021-11-06 11:14:06,644 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-06 11:14:06,644 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-06 11:14:06,674 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-06 11:14:06,678 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=PETRI_NET, 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 [2021-11-06 11:14:06,679 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-06 11:14:06,688 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 28 states have (on average 1.5) internal successors, (42), 30 states have internal predecessors, (42), 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) [2021-11-06 11:14:06,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-06 11:14:06,691 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:14:06,692 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:14:06,692 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:14:06,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:14:06,696 INFO L85 PathProgramCache]: Analyzing trace with hash -1935931966, now seen corresponding path program 1 times [2021-11-06 11:14:06,702 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:14:06,702 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740752545] [2021-11-06 11:14:06,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:14:06,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:14:06,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:14:06,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:14:06,917 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:14:06,917 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740752545] [2021-11-06 11:14:06,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740752545] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 11:14:06,918 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 11:14:06,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-06 11:14:06,919 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003762201] [2021-11-06 11:14:06,922 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-06 11:14:06,923 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:14:06,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-06 11:14:06,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-06 11:14:06,937 INFO L87 Difference]: Start difference. First operand has 31 states, 28 states have (on average 1.5) internal successors, (42), 30 states have internal predecessors, (42), 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) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2021-11-06 11:14:06,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:14:06,948 INFO L93 Difference]: Finished difference Result 59 states and 80 transitions. [2021-11-06 11:14:06,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-06 11:14:06,950 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 10 [2021-11-06 11:14:06,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:14:06,954 INFO L225 Difference]: With dead ends: 59 [2021-11-06 11:14:06,955 INFO L226 Difference]: Without dead ends: 26 [2021-11-06 11:14:06,957 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-06 11:14:06,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2021-11-06 11:14:06,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2021-11-06 11:14:06,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 24 states have (on average 1.25) internal successors, (30), 25 states have internal predecessors, (30), 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) [2021-11-06 11:14:06,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 30 transitions. [2021-11-06 11:14:06,980 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 30 transitions. Word has length 10 [2021-11-06 11:14:06,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:14:06,980 INFO L470 AbstractCegarLoop]: Abstraction has 26 states and 30 transitions. [2021-11-06 11:14:06,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2021-11-06 11:14:06,982 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2021-11-06 11:14:06,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-06 11:14:06,983 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:14:06,985 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:14:06,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-06 11:14:06,985 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:14:06,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:14:06,988 INFO L85 PathProgramCache]: Analyzing trace with hash 712013687, now seen corresponding path program 1 times [2021-11-06 11:14:06,988 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:14:06,988 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964169318] [2021-11-06 11:14:06,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:14:06,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:14:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:14:07,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:14:07,108 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:14:07,108 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964169318] [2021-11-06 11:14:07,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964169318] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 11:14:07,109 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 11:14:07,109 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-06 11:14:07,109 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573591881] [2021-11-06 11:14:07,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-06 11:14:07,111 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:14:07,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-06 11:14:07,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-06 11:14:07,113 INFO L87 Difference]: Start difference. First operand 26 states and 30 transitions. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2021-11-06 11:14:07,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:14:07,155 INFO L93 Difference]: Finished difference Result 42 states and 47 transitions. [2021-11-06 11:14:07,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-06 11:14:07,156 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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 13 [2021-11-06 11:14:07,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:14:07,156 INFO L225 Difference]: With dead ends: 42 [2021-11-06 11:14:07,157 INFO L226 Difference]: Without dead ends: 33 [2021-11-06 11:14:07,157 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-06 11:14:07,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-11-06 11:14:07,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 27. [2021-11-06 11:14:07,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 25 states have (on average 1.2) internal successors, (30), 26 states have internal predecessors, (30), 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) [2021-11-06 11:14:07,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2021-11-06 11:14:07,164 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 30 transitions. Word has length 13 [2021-11-06 11:14:07,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:14:07,164 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 30 transitions. [2021-11-06 11:14:07,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2021-11-06 11:14:07,164 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2021-11-06 11:14:07,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-06 11:14:07,165 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:14:07,165 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:14:07,165 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-06 11:14:07,165 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:14:07,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:14:07,166 INFO L85 PathProgramCache]: Analyzing trace with hash 713622401, now seen corresponding path program 1 times [2021-11-06 11:14:07,166 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:14:07,166 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147120366] [2021-11-06 11:14:07,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:14:07,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:14:07,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:14:07,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:14:07,256 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:14:07,256 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147120366] [2021-11-06 11:14:07,256 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147120366] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 11:14:07,256 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 11:14:07,256 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-06 11:14:07,256 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696310185] [2021-11-06 11:14:07,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 11:14:07,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:14:07,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 11:14:07,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 11:14:07,258 INFO L87 Difference]: Start difference. First operand 27 states and 30 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2021-11-06 11:14:07,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:14:07,264 INFO L93 Difference]: Finished difference Result 50 states and 56 transitions. [2021-11-06 11:14:07,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 11:14:07,265 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 13 [2021-11-06 11:14:07,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:14:07,265 INFO L225 Difference]: With dead ends: 50 [2021-11-06 11:14:07,265 INFO L226 Difference]: Without dead ends: 28 [2021-11-06 11:14:07,266 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 11:14:07,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2021-11-06 11:14:07,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2021-11-06 11:14:07,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 26 states have (on average 1.1923076923076923) internal successors, (31), 27 states have internal predecessors, (31), 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) [2021-11-06 11:14:07,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 31 transitions. [2021-11-06 11:14:07,269 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 31 transitions. Word has length 13 [2021-11-06 11:14:07,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:14:07,269 INFO L470 AbstractCegarLoop]: Abstraction has 28 states and 31 transitions. [2021-11-06 11:14:07,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2021-11-06 11:14:07,269 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2021-11-06 11:14:07,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-06 11:14:07,270 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:14:07,270 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:14:07,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-06 11:14:07,270 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:14:07,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:14:07,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1604464193, now seen corresponding path program 1 times [2021-11-06 11:14:07,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:14:07,271 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006573817] [2021-11-06 11:14:07,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:14:07,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:14:07,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:14:07,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:14:07,356 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:14:07,356 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006573817] [2021-11-06 11:14:07,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006573817] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:14:07,356 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [645902059] [2021-11-06 11:14:07,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:14:07,357 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:14:07,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:14:07,358 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:14:07,359 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-06 11:14:07,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:14:07,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-06 11:14:07,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:14:07,508 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 [2021-11-06 11:14:07,549 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 15 treesize of output 7 [2021-11-06 11:14:07,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:14:07,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [645902059] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:14:07,563 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:14:07,563 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6] total 8 [2021-11-06 11:14:07,563 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091415803] [2021-11-06 11:14:07,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-06 11:14:07,564 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:14:07,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-06 11:14:07,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-11-06 11:14:07,565 INFO L87 Difference]: Start difference. First operand 28 states and 31 transitions. Second operand has 8 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 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) [2021-11-06 11:14:07,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:14:07,618 INFO L93 Difference]: Finished difference Result 51 states and 57 transitions. [2021-11-06 11:14:07,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-06 11:14:07,619 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 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 14 [2021-11-06 11:14:07,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:14:07,619 INFO L225 Difference]: With dead ends: 51 [2021-11-06 11:14:07,619 INFO L226 Difference]: Without dead ends: 29 [2021-11-06 11:14:07,620 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-11-06 11:14:07,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-11-06 11:14:07,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-11-06 11:14:07,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 27 states have (on average 1.1851851851851851) internal successors, (32), 28 states have internal predecessors, (32), 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) [2021-11-06 11:14:07,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2021-11-06 11:14:07,623 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 14 [2021-11-06 11:14:07,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:14:07,623 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2021-11-06 11:14:07,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 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) [2021-11-06 11:14:07,623 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2021-11-06 11:14:07,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-06 11:14:07,624 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:14:07,624 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:14:07,643 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-06 11:14:07,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:14:07,839 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:14:07,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:14:07,840 INFO L85 PathProgramCache]: Analyzing trace with hash -844211327, now seen corresponding path program 2 times [2021-11-06 11:14:07,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:14:07,840 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672207956] [2021-11-06 11:14:07,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:14:07,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:14:07,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:14:07,932 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:14:07,932 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:14:07,933 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672207956] [2021-11-06 11:14:07,933 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672207956] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:14:07,933 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [73115841] [2021-11-06 11:14:07,933 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-06 11:14:07,933 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:14:07,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:14:07,934 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:14:07,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-06 11:14:08,020 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-06 11:14:08,021 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:14:08,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-06 11:14:08,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:14:08,066 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 [2021-11-06 11:14:08,093 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-06 11:14:08,093 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 21 treesize of output 20 [2021-11-06 11:14:08,173 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-06 11:14:08,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 10 [2021-11-06 11:14:08,196 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:14:08,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [73115841] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:14:08,196 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:14:08,196 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2021-11-06 11:14:08,197 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851679760] [2021-11-06 11:14:08,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-06 11:14:08,197 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:14:08,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-06 11:14:08,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-11-06 11:14:08,198 INFO L87 Difference]: Start difference. First operand 29 states and 32 transitions. Second operand has 10 states, 10 states have (on average 2.4) internal successors, (24), 10 states have internal predecessors, (24), 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) [2021-11-06 11:14:08,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:14:08,311 INFO L93 Difference]: Finished difference Result 52 states and 58 transitions. [2021-11-06 11:14:08,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-06 11:14:08,311 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.4) internal successors, (24), 10 states have internal predecessors, (24), 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 15 [2021-11-06 11:14:08,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:14:08,312 INFO L225 Difference]: With dead ends: 52 [2021-11-06 11:14:08,312 INFO L226 Difference]: Without dead ends: 30 [2021-11-06 11:14:08,312 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-11-06 11:14:08,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2021-11-06 11:14:08,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2021-11-06 11:14:08,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 29 states have internal predecessors, (33), 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) [2021-11-06 11:14:08,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 33 transitions. [2021-11-06 11:14:08,315 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 33 transitions. Word has length 15 [2021-11-06 11:14:08,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:14:08,315 INFO L470 AbstractCegarLoop]: Abstraction has 30 states and 33 transitions. [2021-11-06 11:14:08,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.4) internal successors, (24), 10 states have internal predecessors, (24), 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) [2021-11-06 11:14:08,315 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2021-11-06 11:14:08,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-06 11:14:08,316 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:14:08,316 INFO L513 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:14:08,348 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-06 11:14:08,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:14:08,532 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:14:08,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:14:08,532 INFO L85 PathProgramCache]: Analyzing trace with hash 556258881, now seen corresponding path program 3 times [2021-11-06 11:14:08,532 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:14:08,532 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515015319] [2021-11-06 11:14:08,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:14:08,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:14:08,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:14:08,623 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:14:08,624 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:14:08,624 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515015319] [2021-11-06 11:14:08,624 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515015319] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:14:08,624 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [237239543] [2021-11-06 11:14:08,624 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-06 11:14:08,624 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:14:08,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:14:08,648 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:14:08,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-06 11:14:08,810 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-06 11:14:08,810 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:14:08,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-06 11:14:08,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:14:08,847 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 [2021-11-06 11:14:08,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:14:08,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-11-06 11:14:08,951 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-06 11:14:08,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 32 [2021-11-06 11:14:09,087 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-06 11:14:09,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 13 [2021-11-06 11:14:09,104 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:14:09,105 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [237239543] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:14:09,105 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:14:09,105 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 12 [2021-11-06 11:14:09,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060028610] [2021-11-06 11:14:09,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-06 11:14:09,106 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:14:09,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-06 11:14:09,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2021-11-06 11:14:09,107 INFO L87 Difference]: Start difference. First operand 30 states and 33 transitions. Second operand has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 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) [2021-11-06 11:14:09,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:14:09,248 INFO L93 Difference]: Finished difference Result 53 states and 59 transitions. [2021-11-06 11:14:09,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-06 11:14:09,248 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 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 16 [2021-11-06 11:14:09,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:14:09,249 INFO L225 Difference]: With dead ends: 53 [2021-11-06 11:14:09,249 INFO L226 Difference]: Without dead ends: 31 [2021-11-06 11:14:09,249 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-11-06 11:14:09,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-11-06 11:14:09,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-11-06 11:14:09,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 30 states have internal predecessors, (34), 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) [2021-11-06 11:14:09,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 34 transitions. [2021-11-06 11:14:09,251 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 34 transitions. Word has length 16 [2021-11-06 11:14:09,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:14:09,251 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 34 transitions. [2021-11-06 11:14:09,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 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) [2021-11-06 11:14:09,252 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2021-11-06 11:14:09,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-06 11:14:09,252 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:14:09,252 INFO L513 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:14:09,282 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-06 11:14:09,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:14:09,453 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:14:09,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:14:09,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1021162369, now seen corresponding path program 4 times [2021-11-06 11:14:09,454 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:14:09,454 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750557961] [2021-11-06 11:14:09,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:14:09,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:14:09,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:14:09,628 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:14:09,628 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:14:09,628 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750557961] [2021-11-06 11:14:09,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750557961] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:14:09,629 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1732156004] [2021-11-06 11:14:09,629 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-06 11:14:09,629 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:14:09,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:14:09,630 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:14:09,636 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-06 11:14:09,727 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-06 11:14:09,727 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:14:09,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-06 11:14:09,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:14:09,771 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 [2021-11-06 11:14:09,810 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-06 11:14:09,811 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 29 treesize of output 28 [2021-11-06 11:14:09,874 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-06 11:14:09,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 45 [2021-11-06 11:14:09,967 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-11-06 11:14:09,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 70 treesize of output 57 [2021-11-06 11:14:14,315 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-11-06 11:14:14,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 73 treesize of output 29 [2021-11-06 11:14:14,335 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:14:14,335 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1732156004] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:14:14,336 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:14:14,336 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9] total 14 [2021-11-06 11:14:14,336 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190987762] [2021-11-06 11:14:14,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-06 11:14:14,336 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:14:14,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-06 11:14:14,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=148, Unknown=2, NotChecked=0, Total=182 [2021-11-06 11:14:14,337 INFO L87 Difference]: Start difference. First operand 31 states and 34 transitions. Second operand has 14 states, 14 states have (on average 2.0) internal successors, (28), 14 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) [2021-11-06 11:15:17,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:15:17,121 INFO L93 Difference]: Finished difference Result 69 states and 77 transitions. [2021-11-06 11:15:17,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-06 11:15:17,124 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 2.0) internal successors, (28), 14 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 17 [2021-11-06 11:15:17,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:15:17,125 INFO L225 Difference]: With dead ends: 69 [2021-11-06 11:15:17,125 INFO L226 Difference]: Without dead ends: 47 [2021-11-06 11:15:17,125 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 28.4s TimeCoverageRelationStatistics Valid=95, Invalid=402, Unknown=9, NotChecked=0, Total=506 [2021-11-06 11:15:17,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-11-06 11:15:17,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 34. [2021-11-06 11:15:17,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 32 states have (on average 1.1875) internal successors, (38), 33 states have internal predecessors, (38), 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) [2021-11-06 11:15:17,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 38 transitions. [2021-11-06 11:15:17,130 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 38 transitions. Word has length 17 [2021-11-06 11:15:17,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:15:17,130 INFO L470 AbstractCegarLoop]: Abstraction has 34 states and 38 transitions. [2021-11-06 11:15:17,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 2.0) internal successors, (28), 14 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) [2021-11-06 11:15:17,130 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2021-11-06 11:15:17,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-06 11:15:17,131 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:15:17,131 INFO L513 BasicCegarLoop]: trace histogram [5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:15:17,173 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-06 11:15:17,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:15:17,339 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:15:17,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:15:17,340 INFO L85 PathProgramCache]: Analyzing trace with hash -783704584, now seen corresponding path program 1 times [2021-11-06 11:15:17,340 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:15:17,340 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701567197] [2021-11-06 11:15:17,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:15:17,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:15:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:15:17,512 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-06 11:15:17,512 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:15:17,512 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701567197] [2021-11-06 11:15:17,512 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701567197] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:15:17,512 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [760189475] [2021-11-06 11:15:17,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:15:17,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:15:17,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:15:17,524 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:15:17,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-06 11:15:17,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:15:17,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-06 11:15:17,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:15:17,703 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 [2021-11-06 11:15:17,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:15:17,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-11-06 11:15:17,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:15:17,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:15:17,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:15:17,788 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 35 treesize of output 37 [2021-11-06 11:15:17,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:15:17,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:15:17,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:15:17,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:15:17,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:15:17,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:15:17,842 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 0 case distinctions, treesize of input 39 treesize of output 44 [2021-11-06 11:15:17,930 INFO L354 Elim1Store]: treesize reduction 164, result has 17.6 percent of original size [2021-11-06 11:15:17,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 48 treesize of output 56 [2021-11-06 11:15:18,152 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-11-06 11:15:18,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 53 treesize of output 19 [2021-11-06 11:15:18,173 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:15:18,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [760189475] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:15:18,174 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:15:18,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 11] total 17 [2021-11-06 11:15:18,174 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906962795] [2021-11-06 11:15:18,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-06 11:15:18,175 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:15:18,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-06 11:15:18,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2021-11-06 11:15:18,176 INFO L87 Difference]: Start difference. First operand 34 states and 38 transitions. Second operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 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) [2021-11-06 11:15:18,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:15:18,467 INFO L93 Difference]: Finished difference Result 59 states and 67 transitions. [2021-11-06 11:15:18,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-06 11:15:18,467 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 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 21 [2021-11-06 11:15:18,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:15:18,470 INFO L225 Difference]: With dead ends: 59 [2021-11-06 11:15:18,470 INFO L226 Difference]: Without dead ends: 35 [2021-11-06 11:15:18,471 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2021-11-06 11:15:18,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-11-06 11:15:18,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-11-06 11:15:18,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 33 states have (on average 1.1818181818181819) internal successors, (39), 34 states have internal predecessors, (39), 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) [2021-11-06 11:15:18,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 39 transitions. [2021-11-06 11:15:18,481 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 39 transitions. Word has length 21 [2021-11-06 11:15:18,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:15:18,481 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 39 transitions. [2021-11-06 11:15:18,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 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) [2021-11-06 11:15:18,481 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2021-11-06 11:15:18,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-06 11:15:18,482 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:15:18,482 INFO L513 BasicCegarLoop]: trace histogram [6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:15:18,505 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-06 11:15:18,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:15:18,704 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:15:18,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:15:18,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1256982712, now seen corresponding path program 2 times [2021-11-06 11:15:18,704 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:15:18,704 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655028317] [2021-11-06 11:15:18,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:15:18,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:15:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:15:18,898 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-06 11:15:18,898 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:15:18,899 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655028317] [2021-11-06 11:15:18,899 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655028317] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:15:18,899 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1958736999] [2021-11-06 11:15:18,899 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-06 11:15:18,899 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:15:18,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:15:18,900 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:15:18,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-06 11:15:19,056 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-06 11:15:19,057 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:15:19,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-06 11:15:19,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:15:19,098 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 [2021-11-06 11:15:19,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:15:19,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-11-06 11:15:19,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:15:19,211 INFO L354 Elim1Store]: treesize reduction 46, result has 27.0 percent of original size [2021-11-06 11:15:19,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 40 [2021-11-06 11:15:19,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:15:19,295 INFO L354 Elim1Store]: treesize reduction 94, result has 21.7 percent of original size [2021-11-06 11:15:19,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 52 treesize of output 57 [2021-11-06 11:15:21,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:15:21,413 INFO L354 Elim1Store]: treesize reduction 154, result has 18.5 percent of original size [2021-11-06 11:15:21,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 66 treesize of output 74 [2021-11-06 11:15:21,592 INFO L354 Elim1Store]: treesize reduction 236, result has 15.7 percent of original size [2021-11-06 11:15:21,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 105 treesize of output 86 [2021-11-06 11:15:30,371 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-11-06 11:15:30,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 110 treesize of output 40 [2021-11-06 11:15:30,398 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 17 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:15:30,398 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1958736999] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:15:30,398 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:15:30,399 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12] total 19 [2021-11-06 11:15:30,399 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610718891] [2021-11-06 11:15:30,399 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-06 11:15:30,399 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:15:30,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-06 11:15:30,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=291, Unknown=5, NotChecked=0, Total=342 [2021-11-06 11:15:30,400 INFO L87 Difference]: Start difference. First operand 35 states and 39 transitions. Second operand has 19 states, 19 states have (on average 1.9473684210526316) internal successors, (37), 19 states have internal predecessors, (37), 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) [2021-11-06 11:17:08,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:17:08,282 INFO L93 Difference]: Finished difference Result 81 states and 91 transitions. [2021-11-06 11:17:08,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-06 11:17:08,294 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.9473684210526316) internal successors, (37), 19 states have internal predecessors, (37), 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 22 [2021-11-06 11:17:08,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:17:08,294 INFO L225 Difference]: With dead ends: 81 [2021-11-06 11:17:08,294 INFO L226 Difference]: Without dead ends: 57 [2021-11-06 11:17:08,294 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 47.4s TimeCoverageRelationStatistics Valid=138, Invalid=831, Unknown=23, NotChecked=0, Total=992 [2021-11-06 11:17:08,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-11-06 11:17:08,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 39. [2021-11-06 11:17:08,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 38 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:17:08,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 44 transitions. [2021-11-06 11:17:08,299 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 44 transitions. Word has length 22 [2021-11-06 11:17:08,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:17:08,299 INFO L470 AbstractCegarLoop]: Abstraction has 39 states and 44 transitions. [2021-11-06 11:17:08,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 1.9473684210526316) internal successors, (37), 19 states have internal predecessors, (37), 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) [2021-11-06 11:17:08,300 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2021-11-06 11:17:08,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-06 11:17:08,300 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:17:08,300 INFO L513 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:17:08,317 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-06 11:17:08,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:17:08,504 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:17:08,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:17:08,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1570660981, now seen corresponding path program 1 times [2021-11-06 11:17:08,504 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:17:08,504 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124829358] [2021-11-06 11:17:08,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:17:08,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:17:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:17:08,703 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:17:08,703 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:17:08,704 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124829358] [2021-11-06 11:17:08,704 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124829358] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:08,704 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [590214401] [2021-11-06 11:17:08,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:17:08,704 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:17:08,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:17:08,720 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:17:08,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-06 11:17:08,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:17:08,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-06 11:17:08,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:17:08,963 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-06 11:17:08,963 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [590214401] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 11:17:08,963 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-06 11:17:08,963 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2021-11-06 11:17:08,964 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337207655] [2021-11-06 11:17:08,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 11:17:08,964 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:17:08,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 11:17:08,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-11-06 11:17:08,965 INFO L87 Difference]: Start difference. First operand 39 states and 44 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:17:08,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:17:08,977 INFO L93 Difference]: Finished difference Result 58 states and 63 transitions. [2021-11-06 11:17:08,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 11:17:08,978 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-06 11:17:08,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:17:08,978 INFO L225 Difference]: With dead ends: 58 [2021-11-06 11:17:08,979 INFO L226 Difference]: Without dead ends: 46 [2021-11-06 11:17:08,979 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-11-06 11:17:08,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2021-11-06 11:17:08,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 39. [2021-11-06 11:17:08,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 37 states have (on average 1.162162162162162) internal successors, (43), 38 states have internal predecessors, (43), 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) [2021-11-06 11:17:08,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 43 transitions. [2021-11-06 11:17:08,983 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 43 transitions. Word has length 26 [2021-11-06 11:17:08,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:17:08,983 INFO L470 AbstractCegarLoop]: Abstraction has 39 states and 43 transitions. [2021-11-06 11:17:08,983 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:17:08,984 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2021-11-06 11:17:08,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-06 11:17:08,984 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:17:08,984 INFO L513 BasicCegarLoop]: trace histogram [7, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:17:09,003 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-06 11:17:09,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:17:09,201 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:17:09,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:17:09,202 INFO L85 PathProgramCache]: Analyzing trace with hash -652085535, now seen corresponding path program 3 times [2021-11-06 11:17:09,202 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:17:09,202 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641958541] [2021-11-06 11:17:09,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:17:09,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:17:09,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:17:09,404 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-06 11:17:09,404 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:17:09,404 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641958541] [2021-11-06 11:17:09,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641958541] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:09,404 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [174916800] [2021-11-06 11:17:09,405 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-06 11:17:09,405 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:17:09,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:17:09,406 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:17:09,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-06 11:17:09,846 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-11-06 11:17:09,846 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:17:09,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-06 11:17:09,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:17:09,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-06 11:17:09,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:09,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-11-06 11:17:09,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:09,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:09,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:09,987 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 30 treesize of output 32 [2021-11-06 11:17:10,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,033 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 0 case distinctions, treesize of input 39 treesize of output 44 [2021-11-06 11:17:10,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2021-11-06 11:17:10,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:10,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 69 [2021-11-06 11:17:10,322 INFO L354 Elim1Store]: treesize reduction 320, result has 14.2 percent of original size [2021-11-06 11:17:10,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 102 treesize of output 80 [2021-11-06 11:17:10,626 INFO L354 Elim1Store]: treesize reduction 240, result has 0.4 percent of original size [2021-11-06 11:17:10,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 107 treesize of output 25 [2021-11-06 11:17:10,646 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:17:10,646 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [174916800] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:10,646 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:17:10,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 14] total 22 [2021-11-06 11:17:10,646 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035016107] [2021-11-06 11:17:10,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-11-06 11:17:10,647 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:17:10,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-11-06 11:17:10,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=414, Unknown=0, NotChecked=0, Total=462 [2021-11-06 11:17:10,647 INFO L87 Difference]: Start difference. First operand 39 states and 43 transitions. Second operand has 22 states, 22 states have (on average 1.9090909090909092) internal successors, (42), 22 states have internal predecessors, (42), 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) [2021-11-06 11:17:11,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:17:11,071 INFO L93 Difference]: Finished difference Result 67 states and 75 transitions. [2021-11-06 11:17:11,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-06 11:17:11,071 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 1.9090909090909092) internal successors, (42), 22 states have internal predecessors, (42), 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 26 [2021-11-06 11:17:11,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:17:11,073 INFO L225 Difference]: With dead ends: 67 [2021-11-06 11:17:11,073 INFO L226 Difference]: Without dead ends: 40 [2021-11-06 11:17:11,074 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=87, Invalid=783, Unknown=0, NotChecked=0, Total=870 [2021-11-06 11:17:11,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2021-11-06 11:17:11,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2021-11-06 11:17:11,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 38 states have (on average 1.1578947368421053) internal successors, (44), 39 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-06 11:17:11,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 44 transitions. [2021-11-06 11:17:11,087 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 44 transitions. Word has length 26 [2021-11-06 11:17:11,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:17:11,087 INFO L470 AbstractCegarLoop]: Abstraction has 40 states and 44 transitions. [2021-11-06 11:17:11,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 1.9090909090909092) internal successors, (42), 22 states have internal predecessors, (42), 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) [2021-11-06 11:17:11,087 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2021-11-06 11:17:11,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-06 11:17:11,088 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:17:11,088 INFO L513 BasicCegarLoop]: trace histogram [8, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:17:11,106 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-06 11:17:11,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-11-06 11:17:11,304 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:17:11,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:17:11,304 INFO L85 PathProgramCache]: Analyzing trace with hash 1041515553, now seen corresponding path program 4 times [2021-11-06 11:17:11,304 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:17:11,304 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108513994] [2021-11-06 11:17:11,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:17:11,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:17:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:17:11,542 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-06 11:17:11,543 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:17:11,543 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108513994] [2021-11-06 11:17:11,543 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108513994] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:11,543 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1108705591] [2021-11-06 11:17:11,545 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-06 11:17:11,545 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:17:11,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:17:11,546 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:17:11,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-06 11:17:11,886 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-06 11:17:11,886 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:17:11,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-06 11:17:11,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:17:11,925 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 [2021-11-06 11:17:11,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:11,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-11-06 11:17:11,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:11,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:11,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:11,989 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 31 treesize of output 33 [2021-11-06 11:17:12,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,030 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 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-06 11:17:12,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2021-11-06 11:17:12,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2021-11-06 11:17:12,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,256 INFO L354 Elim1Store]: treesize reduction 150, result has 26.1 percent of original size [2021-11-06 11:17:12,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 74 treesize of output 88 [2021-11-06 11:17:12,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:12,408 INFO L354 Elim1Store]: treesize reduction 246, result has 20.1 percent of original size [2021-11-06 11:17:12,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 83 treesize of output 100 [2021-11-06 11:17:13,997 INFO L354 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2021-11-06 11:17:13,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 15 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 72 treesize of output 36 [2021-11-06 11:17:14,024 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 1 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:17:14,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1108705591] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:14,024 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:17:14,024 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 16] total 25 [2021-11-06 11:17:14,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653686927] [2021-11-06 11:17:14,025 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-11-06 11:17:14,025 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:17:14,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-11-06 11:17:14,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=534, Unknown=1, NotChecked=0, Total=600 [2021-11-06 11:17:14,026 INFO L87 Difference]: Start difference. First operand 40 states and 44 transitions. Second operand has 25 states, 25 states have (on average 1.84) internal successors, (46), 25 states have internal predecessors, (46), 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) [2021-11-06 11:17:18,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:17:18,717 INFO L93 Difference]: Finished difference Result 82 states and 92 transitions. [2021-11-06 11:17:18,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-06 11:17:18,717 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 1.84) internal successors, (46), 25 states have internal predecessors, (46), 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 27 [2021-11-06 11:17:18,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:17:18,718 INFO L225 Difference]: With dead ends: 82 [2021-11-06 11:17:18,718 INFO L226 Difference]: Without dead ends: 55 [2021-11-06 11:17:18,719 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=182, Invalid=1454, Unknown=4, NotChecked=0, Total=1640 [2021-11-06 11:17:18,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-11-06 11:17:18,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 44. [2021-11-06 11:17:18,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 42 states have (on average 1.1666666666666667) internal successors, (49), 43 states have internal predecessors, (49), 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) [2021-11-06 11:17:18,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 49 transitions. [2021-11-06 11:17:18,725 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 49 transitions. Word has length 27 [2021-11-06 11:17:18,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:17:18,726 INFO L470 AbstractCegarLoop]: Abstraction has 44 states and 49 transitions. [2021-11-06 11:17:18,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.84) internal successors, (46), 25 states have internal predecessors, (46), 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) [2021-11-06 11:17:18,726 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2021-11-06 11:17:18,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-06 11:17:18,726 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:17:18,726 INFO L513 BasicCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:17:18,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-06 11:17:18,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:17:18,946 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:17:18,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:17:18,947 INFO L85 PathProgramCache]: Analyzing trace with hash 1020649474, now seen corresponding path program 1 times [2021-11-06 11:17:18,947 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:17:18,947 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172808545] [2021-11-06 11:17:18,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:17:18,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:17:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:17:19,134 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-06 11:17:19,134 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:17:19,134 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172808545] [2021-11-06 11:17:19,135 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172808545] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:19,135 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1493586985] [2021-11-06 11:17:19,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:17:19,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:17:19,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:17:19,136 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:17:19,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-06 11:17:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:17:19,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 66 conjunts are in the unsatisfiable core [2021-11-06 11:17:19,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:17:19,882 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 17 treesize of output 9 [2021-11-06 11:17:19,916 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-06 11:17:19,916 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1493586985] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:19,916 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:17:19,916 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 16] total 26 [2021-11-06 11:17:19,916 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189798024] [2021-11-06 11:17:19,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2021-11-06 11:17:19,917 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:17:19,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-11-06 11:17:19,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=584, Unknown=0, NotChecked=0, Total=650 [2021-11-06 11:17:19,918 INFO L87 Difference]: Start difference. First operand 44 states and 49 transitions. Second operand has 26 states, 26 states have (on average 2.230769230769231) internal successors, (58), 26 states have internal predecessors, (58), 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) [2021-11-06 11:17:20,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:17:20,523 INFO L93 Difference]: Finished difference Result 78 states and 89 transitions. [2021-11-06 11:17:20,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-06 11:17:20,523 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 2.230769230769231) internal successors, (58), 26 states have internal predecessors, (58), 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 31 [2021-11-06 11:17:20,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:17:20,523 INFO L225 Difference]: With dead ends: 78 [2021-11-06 11:17:20,523 INFO L226 Difference]: Without dead ends: 48 [2021-11-06 11:17:20,524 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=166, Invalid=1474, Unknown=0, NotChecked=0, Total=1640 [2021-11-06 11:17:20,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-11-06 11:17:20,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 47. [2021-11-06 11:17:20,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 45 states have (on average 1.1555555555555554) internal successors, (52), 46 states have internal predecessors, (52), 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) [2021-11-06 11:17:20,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 52 transitions. [2021-11-06 11:17:20,530 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 52 transitions. Word has length 31 [2021-11-06 11:17:20,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:17:20,530 INFO L470 AbstractCegarLoop]: Abstraction has 47 states and 52 transitions. [2021-11-06 11:17:20,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 2.230769230769231) internal successors, (58), 26 states have internal predecessors, (58), 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) [2021-11-06 11:17:20,530 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2021-11-06 11:17:20,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-06 11:17:20,530 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:17:20,530 INFO L513 BasicCegarLoop]: trace histogram [10, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:17:20,548 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-06 11:17:20,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-06 11:17:20,748 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:17:20,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:17:20,748 INFO L85 PathProgramCache]: Analyzing trace with hash 675427352, now seen corresponding path program 5 times [2021-11-06 11:17:20,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:17:20,748 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316945721] [2021-11-06 11:17:20,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:17:20,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:17:20,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:17:20,979 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-06 11:17:20,980 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:17:20,980 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316945721] [2021-11-06 11:17:20,980 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316945721] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:20,980 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1829593653] [2021-11-06 11:17:20,980 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-06 11:17:20,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:17:20,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:17:20,982 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:17:21,007 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-06 11:17:23,537 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-11-06 11:17:23,538 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:17:23,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 62 conjunts are in the unsatisfiable core [2021-11-06 11:17:23,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:17:23,592 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 [2021-11-06 11:17:23,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2021-11-06 11:17:23,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,669 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 30 treesize of output 32 [2021-11-06 11:17:23,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,720 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 0 case distinctions, treesize of input 40 treesize of output 45 [2021-11-06 11:17:23,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2021-11-06 11:17:23,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2021-11-06 11:17:23,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:23,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 81 [2021-11-06 11:17:24,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 92 [2021-11-06 11:17:24,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:24,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 105 [2021-11-06 11:17:24,342 INFO L354 Elim1Store]: treesize reduction 644, result has 11.0 percent of original size [2021-11-06 11:17:24,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 147 treesize of output 116 [2021-11-06 11:17:24,967 INFO L354 Elim1Store]: treesize reduction 522, result has 0.2 percent of original size [2021-11-06 11:17:24,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 98 treesize of output 34 [2021-11-06 11:17:24,998 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:17:24,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1829593653] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:24,999 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:17:24,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 18] total 29 [2021-11-06 11:17:24,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266926980] [2021-11-06 11:17:24,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-11-06 11:17:24,999 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:17:24,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-11-06 11:17:25,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=739, Unknown=0, NotChecked=0, Total=812 [2021-11-06 11:17:25,000 INFO L87 Difference]: Start difference. First operand 47 states and 52 transitions. Second operand has 29 states, 29 states have (on average 1.7586206896551724) internal successors, (51), 29 states have internal predecessors, (51), 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) [2021-11-06 11:17:25,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:17:25,831 INFO L93 Difference]: Finished difference Result 80 states and 90 transitions. [2021-11-06 11:17:25,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-06 11:17:25,831 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 1.7586206896551724) internal successors, (51), 29 states have internal predecessors, (51), 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 32 [2021-11-06 11:17:25,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:17:25,831 INFO L225 Difference]: With dead ends: 80 [2021-11-06 11:17:25,831 INFO L226 Difference]: Without dead ends: 48 [2021-11-06 11:17:25,832 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=107, Invalid=1153, Unknown=0, NotChecked=0, Total=1260 [2021-11-06 11:17:25,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-11-06 11:17:25,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2021-11-06 11:17:25,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 46 states have (on average 1.1521739130434783) internal successors, (53), 47 states have internal predecessors, (53), 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) [2021-11-06 11:17:25,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 53 transitions. [2021-11-06 11:17:25,843 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 53 transitions. Word has length 32 [2021-11-06 11:17:25,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:17:25,844 INFO L470 AbstractCegarLoop]: Abstraction has 48 states and 53 transitions. [2021-11-06 11:17:25,844 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 1.7586206896551724) internal successors, (51), 29 states have internal predecessors, (51), 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) [2021-11-06 11:17:25,844 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2021-11-06 11:17:25,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-06 11:17:25,846 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:17:25,846 INFO L513 BasicCegarLoop]: trace histogram [11, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:17:25,857 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-06 11:17:26,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-06 11:17:26,046 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:17:26,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:17:26,047 INFO L85 PathProgramCache]: Analyzing trace with hash 152408408, now seen corresponding path program 6 times [2021-11-06 11:17:26,047 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:17:26,047 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155025031] [2021-11-06 11:17:26,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:17:26,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:17:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:17:26,275 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-06 11:17:26,275 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:17:26,275 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155025031] [2021-11-06 11:17:26,275 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155025031] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:26,275 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [525071836] [2021-11-06 11:17:26,275 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-11-06 11:17:26,275 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:17:26,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:17:26,277 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:17:26,308 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-06 11:17:27,351 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-11-06 11:17:27,351 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:17:27,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-06 11:17:27,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:17:27,400 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 [2021-11-06 11:17:27,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2021-11-06 11:17:27,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,502 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 30 treesize of output 32 [2021-11-06 11:17:27,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,561 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 0 case distinctions, treesize of input 39 treesize of output 44 [2021-11-06 11:17:27,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2021-11-06 11:17:27,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2021-11-06 11:17:27,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 80 [2021-11-06 11:17:27,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 93 [2021-11-06 11:17:27,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:27,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 104 [2021-11-06 11:17:28,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:28,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-06 11:17:28,314 INFO L354 Elim1Store]: treesize reduction 776, result has 10.3 percent of original size [2021-11-06 11:17:28,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 162 treesize of output 128 [2021-11-06 11:17:29,043 INFO L354 Elim1Store]: treesize reduction 640, result has 0.2 percent of original size [2021-11-06 11:17:29,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 107 treesize of output 37 [2021-11-06 11:17:29,074 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:17:29,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [525071836] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:29,074 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:17:29,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 19] total 31 [2021-11-06 11:17:29,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264513840] [2021-11-06 11:17:29,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-11-06 11:17:29,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:17:29,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-11-06 11:17:29,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=852, Unknown=0, NotChecked=0, Total=930 [2021-11-06 11:17:29,076 INFO L87 Difference]: Start difference. First operand 48 states and 53 transitions. Second operand has 31 states, 31 states have (on average 1.7096774193548387) internal successors, (53), 31 states have internal predecessors, (53), 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) [2021-11-06 11:17:29,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:17:29,949 INFO L93 Difference]: Finished difference Result 81 states and 91 transitions. [2021-11-06 11:17:29,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-06 11:17:29,950 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 1.7096774193548387) internal successors, (53), 31 states have internal predecessors, (53), 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 33 [2021-11-06 11:17:29,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:17:29,950 INFO L225 Difference]: With dead ends: 81 [2021-11-06 11:17:29,950 INFO L226 Difference]: Without dead ends: 49 [2021-11-06 11:17:29,951 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=117, Invalid=1365, Unknown=0, NotChecked=0, Total=1482 [2021-11-06 11:17:29,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-11-06 11:17:29,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-11-06 11:17:29,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 47 states have (on average 1.148936170212766) internal successors, (54), 48 states have internal predecessors, (54), 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) [2021-11-06 11:17:29,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 54 transitions. [2021-11-06 11:17:29,956 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 54 transitions. Word has length 33 [2021-11-06 11:17:29,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:17:29,957 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 54 transitions. [2021-11-06 11:17:29,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 1.7096774193548387) internal successors, (53), 31 states have internal predecessors, (53), 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) [2021-11-06 11:17:29,957 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2021-11-06 11:17:29,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-06 11:17:29,957 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:17:29,957 INFO L513 BasicCegarLoop]: trace histogram [12, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:17:29,970 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-06 11:17:30,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-06 11:17:30,168 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:17:30,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:17:30,169 INFO L85 PathProgramCache]: Analyzing trace with hash 1118690328, now seen corresponding path program 7 times [2021-11-06 11:17:30,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:17:30,169 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336619046] [2021-11-06 11:17:30,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:17:30,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:17:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:17:30,413 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-06 11:17:30,413 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:17:30,413 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336619046] [2021-11-06 11:17:30,413 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336619046] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:30,413 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2081720453] [2021-11-06 11:17:30,413 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-06 11:17:30,413 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:17:30,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:17:30,414 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:17:30,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-06 11:17:31,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:17:31,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-06 11:17:31,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:17:31,170 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 [2021-11-06 11:17:31,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2021-11-06 11:17:31,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,277 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 30 treesize of output 32 [2021-11-06 11:17:31,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,335 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 0 case distinctions, treesize of input 40 treesize of output 45 [2021-11-06 11:17:31,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2021-11-06 11:17:31,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 69 [2021-11-06 11:17:31,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 80 [2021-11-06 11:17:31,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 92 [2021-11-06 11:17:31,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 104 [2021-11-06 11:17:31,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-06 11:17:31,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:31,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 128 [2021-11-06 11:17:32,248 INFO L354 Elim1Store]: treesize reduction 920, result has 9.6 percent of original size [2021-11-06 11:17:32,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 66 case distinctions, treesize of input 168 treesize of output 137 [2021-11-06 11:17:33,144 INFO L354 Elim1Store]: treesize reduction 770, result has 0.1 percent of original size [2021-11-06 11:17:33,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 184 treesize of output 42 [2021-11-06 11:17:33,193 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:17:33,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2081720453] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:33,193 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:17:33,193 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 22] total 35 [2021-11-06 11:17:33,193 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786903672] [2021-11-06 11:17:33,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2021-11-06 11:17:33,194 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:17:33,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-11-06 11:17:33,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=1109, Unknown=0, NotChecked=0, Total=1190 [2021-11-06 11:17:33,195 INFO L87 Difference]: Start difference. First operand 49 states and 54 transitions. Second operand has 35 states, 35 states have (on average 1.5714285714285714) internal successors, (55), 35 states have internal predecessors, (55), 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) [2021-11-06 11:17:34,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:17:34,655 INFO L93 Difference]: Finished difference Result 82 states and 92 transitions. [2021-11-06 11:17:34,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-06 11:17:34,656 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 1.5714285714285714) internal successors, (55), 35 states have internal predecessors, (55), 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 34 [2021-11-06 11:17:34,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:17:34,656 INFO L225 Difference]: With dead ends: 82 [2021-11-06 11:17:34,656 INFO L226 Difference]: Without dead ends: 50 [2021-11-06 11:17:34,657 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=145, Invalid=2111, Unknown=0, NotChecked=0, Total=2256 [2021-11-06 11:17:34,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2021-11-06 11:17:34,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2021-11-06 11:17:34,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 48 states have (on average 1.1458333333333333) internal successors, (55), 49 states have internal predecessors, (55), 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) [2021-11-06 11:17:34,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 55 transitions. [2021-11-06 11:17:34,665 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 55 transitions. Word has length 34 [2021-11-06 11:17:34,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:17:34,665 INFO L470 AbstractCegarLoop]: Abstraction has 50 states and 55 transitions. [2021-11-06 11:17:34,666 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 1.5714285714285714) internal successors, (55), 35 states have internal predecessors, (55), 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) [2021-11-06 11:17:34,666 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 55 transitions. [2021-11-06 11:17:34,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-06 11:17:34,666 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:17:34,666 INFO L513 BasicCegarLoop]: trace histogram [13, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:17:34,687 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-06 11:17:34,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-11-06 11:17:34,867 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:17:34,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:17:34,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1008658776, now seen corresponding path program 8 times [2021-11-06 11:17:34,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:17:34,867 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90037909] [2021-11-06 11:17:34,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:17:34,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:17:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:17:35,174 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-06 11:17:35,174 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:17:35,174 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90037909] [2021-11-06 11:17:35,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90037909] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:35,174 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [662925464] [2021-11-06 11:17:35,174 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-06 11:17:35,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:17:35,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:17:35,175 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:17:35,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-06 11:17:36,167 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-06 11:17:36,168 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:17:36,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 81 conjunts are in the unsatisfiable core [2021-11-06 11:17:36,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:17:36,289 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 [2021-11-06 11:17:36,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-11-06 11:17:36,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,416 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 30 treesize of output 32 [2021-11-06 11:17:36,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,482 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 0 case distinctions, treesize of input 39 treesize of output 44 [2021-11-06 11:17:36,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 57 [2021-11-06 11:17:36,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 70 [2021-11-06 11:17:36,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 83 [2021-11-06 11:17:36,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 92 [2021-11-06 11:17:36,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:36,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 105 [2021-11-06 11:17:37,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 118 [2021-11-06 11:17:37,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 131 [2021-11-06 11:17:37,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 144 [2021-11-06 11:17:37,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:37,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 149 [2021-11-06 11:17:38,581 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-06 11:17:38,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 152 treesize of output 48 [2021-11-06 11:17:38,616 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:17:38,616 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [662925464] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:38,616 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:17:38,617 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 24] total 39 [2021-11-06 11:17:38,617 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939022622] [2021-11-06 11:17:38,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-11-06 11:17:38,617 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:17:38,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-11-06 11:17:38,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=1378, Unknown=0, NotChecked=0, Total=1482 [2021-11-06 11:17:38,619 INFO L87 Difference]: Start difference. First operand 50 states and 55 transitions. Second operand has 39 states, 39 states have (on average 1.5384615384615385) internal successors, (60), 39 states have internal predecessors, (60), 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) [2021-11-06 11:17:40,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:17:40,096 INFO L93 Difference]: Finished difference Result 83 states and 93 transitions. [2021-11-06 11:17:40,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-06 11:17:40,097 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 1.5384615384615385) internal successors, (60), 39 states have internal predecessors, (60), 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 35 [2021-11-06 11:17:40,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:17:40,097 INFO L225 Difference]: With dead ends: 83 [2021-11-06 11:17:40,097 INFO L226 Difference]: Without dead ends: 51 [2021-11-06 11:17:40,098 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=219, Invalid=2643, Unknown=0, NotChecked=0, Total=2862 [2021-11-06 11:17:40,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-11-06 11:17:40,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-11-06 11:17:40,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 49 states have (on average 1.1428571428571428) internal successors, (56), 50 states have internal predecessors, (56), 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) [2021-11-06 11:17:40,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 56 transitions. [2021-11-06 11:17:40,106 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 56 transitions. Word has length 35 [2021-11-06 11:17:40,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:17:40,106 INFO L470 AbstractCegarLoop]: Abstraction has 51 states and 56 transitions. [2021-11-06 11:17:40,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 1.5384615384615385) internal successors, (60), 39 states have internal predecessors, (60), 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) [2021-11-06 11:17:40,107 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 56 transitions. [2021-11-06 11:17:40,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-06 11:17:40,107 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:17:40,107 INFO L513 BasicCegarLoop]: trace histogram [14, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:17:40,127 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-06 11:17:40,330 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:17:40,330 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:17:40,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:17:40,331 INFO L85 PathProgramCache]: Analyzing trace with hash 1892647960, now seen corresponding path program 9 times [2021-11-06 11:17:40,331 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:17:40,331 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722017112] [2021-11-06 11:17:40,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:17:40,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:17:40,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:17:40,666 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-06 11:17:40,667 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:17:40,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722017112] [2021-11-06 11:17:40,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722017112] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:40,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1838677310] [2021-11-06 11:17:40,667 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-06 11:17:40,667 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:17:40,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:17:40,679 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:17:40,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-06 11:17:44,083 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-11-06 11:17:44,083 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:17:44,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 82 conjunts are in the unsatisfiable core [2021-11-06 11:17:44,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:17:44,124 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 [2021-11-06 11:17:44,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-11-06 11:17:44,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,204 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 35 treesize of output 37 [2021-11-06 11:17:44,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,252 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 0 case distinctions, treesize of input 45 treesize of output 50 [2021-11-06 11:17:44,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2021-11-06 11:17:44,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 69 [2021-11-06 11:17:44,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 82 [2021-11-06 11:17:44,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 92 [2021-11-06 11:17:44,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 105 [2021-11-06 11:17:44,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 116 [2021-11-06 11:17:44,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 128 [2021-11-06 11:17:44,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 140 [2021-11-06 11:17:44,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:44,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:45,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 153 [2021-11-06 11:17:45,492 INFO L354 Elim1Store]: treesize reduction 1244, result has 8.5 percent of original size [2021-11-06 11:17:45,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 91 case distinctions, treesize of input 207 treesize of output 164 [2021-11-06 11:17:45,612 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-06 11:17:45,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1838677310] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:45,612 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:17:45,612 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-11-06 11:17:45,612 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783025671] [2021-11-06 11:17:45,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-11-06 11:17:45,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:17:45,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-11-06 11:17:45,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=797, Unknown=0, NotChecked=0, Total=992 [2021-11-06 11:17:45,613 INFO L87 Difference]: Start difference. First operand 51 states and 56 transitions. Second operand has 32 states, 32 states have (on average 1.40625) internal successors, (45), 32 states have internal predecessors, (45), 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) [2021-11-06 11:17:46,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:17:46,082 INFO L93 Difference]: Finished difference Result 84 states and 94 transitions. [2021-11-06 11:17:46,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-06 11:17:46,083 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 1.40625) internal successors, (45), 32 states have internal predecessors, (45), 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 36 [2021-11-06 11:17:46,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:17:46,083 INFO L225 Difference]: With dead ends: 84 [2021-11-06 11:17:46,083 INFO L226 Difference]: Without dead ends: 52 [2021-11-06 11:17:46,083 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 329 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=195, Invalid=797, Unknown=0, NotChecked=0, Total=992 [2021-11-06 11:17:46,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2021-11-06 11:17:46,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2021-11-06 11:17:46,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 50 states have (on average 1.14) internal successors, (57), 51 states have internal predecessors, (57), 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) [2021-11-06 11:17:46,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 57 transitions. [2021-11-06 11:17:46,091 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 57 transitions. Word has length 36 [2021-11-06 11:17:46,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:17:46,091 INFO L470 AbstractCegarLoop]: Abstraction has 52 states and 57 transitions. [2021-11-06 11:17:46,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 1.40625) internal successors, (45), 32 states have internal predecessors, (45), 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) [2021-11-06 11:17:46,092 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 57 transitions. [2021-11-06 11:17:46,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-06 11:17:46,092 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:17:46,092 INFO L513 BasicCegarLoop]: trace histogram [15, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:17:46,102 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-11-06 11:17:46,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-11-06 11:17:46,302 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:17:46,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:17:46,302 INFO L85 PathProgramCache]: Analyzing trace with hash -768458408, now seen corresponding path program 10 times [2021-11-06 11:17:46,303 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:17:46,303 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121795262] [2021-11-06 11:17:46,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:17:46,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:17:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:17:47,258 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 45 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:17:47,258 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:17:47,258 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121795262] [2021-11-06 11:17:47,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121795262] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:47,259 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2085463324] [2021-11-06 11:17:47,259 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-06 11:17:47,259 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:17:47,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:17:47,260 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:17:47,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-11-06 11:17:48,204 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-06 11:17:48,204 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:17:48,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 77 conjunts are in the unsatisfiable core [2021-11-06 11:17:48,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:17:48,299 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 [2021-11-06 11:17:48,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2021-11-06 11:17:48,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,395 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 32 treesize of output 34 [2021-11-06 11:17:48,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,475 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 0 case distinctions, treesize of input 39 treesize of output 44 [2021-11-06 11:17:48,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2021-11-06 11:17:48,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2021-11-06 11:17:48,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 81 [2021-11-06 11:17:48,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 94 [2021-11-06 11:17:48,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 104 [2021-11-06 11:17:48,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 116 [2021-11-06 11:17:48,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:48,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 129 [2021-11-06 11:17:49,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,128 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-06 11:17:49,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 177 treesize of output 140 [2021-11-06 11:17:49,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,654 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-06 11:17:49,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:17:49,672 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-06 11:17:49,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 66 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 114 treesize of output 43 [2021-11-06 11:17:49,679 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:17:49,679 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2085463324] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:49,679 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:17:49,679 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 24] total 41 [2021-11-06 11:17:49,679 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362666636] [2021-11-06 11:17:49,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2021-11-06 11:17:49,680 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:17:49,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-11-06 11:17:49,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=284, Invalid=1356, Unknown=0, NotChecked=0, Total=1640 [2021-11-06 11:17:49,681 INFO L87 Difference]: Start difference. First operand 52 states and 57 transitions. Second operand has 41 states, 41 states have (on average 1.5365853658536586) internal successors, (63), 41 states have internal predecessors, (63), 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) [2021-11-06 11:17:51,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:17:51,550 INFO L93 Difference]: Finished difference Result 116 states and 130 transitions. [2021-11-06 11:17:51,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-06 11:17:51,551 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 1.5365853658536586) internal successors, (63), 41 states have internal predecessors, (63), 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 37 [2021-11-06 11:17:51,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:17:51,551 INFO L225 Difference]: With dead ends: 116 [2021-11-06 11:17:51,551 INFO L226 Difference]: Without dead ends: 98 [2021-11-06 11:17:51,552 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 20 SyntacticMatches, 3 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 458 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=496, Invalid=2156, Unknown=0, NotChecked=0, Total=2652 [2021-11-06 11:17:51,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2021-11-06 11:17:51,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 69. [2021-11-06 11:17:51,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 67 states have (on average 1.1044776119402986) internal successors, (74), 68 states have internal predecessors, (74), 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) [2021-11-06 11:17:51,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 74 transitions. [2021-11-06 11:17:51,561 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 74 transitions. Word has length 37 [2021-11-06 11:17:51,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:17:51,562 INFO L470 AbstractCegarLoop]: Abstraction has 69 states and 74 transitions. [2021-11-06 11:17:51,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 1.5365853658536586) internal successors, (63), 41 states have internal predecessors, (63), 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) [2021-11-06 11:17:51,562 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2021-11-06 11:17:51,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-06 11:17:51,563 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:17:51,563 INFO L513 BasicCegarLoop]: trace histogram [15, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:17:51,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-11-06 11:17:51,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:17:51,780 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:17:51,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:17:51,780 INFO L85 PathProgramCache]: Analyzing trace with hash 619343745, now seen corresponding path program 11 times [2021-11-06 11:17:51,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:17:51,780 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57884897] [2021-11-06 11:17:51,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:17:51,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:17:51,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:17:52,502 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 36 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:17:52,502 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:17:52,502 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57884897] [2021-11-06 11:17:52,502 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57884897] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:17:52,502 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1714202764] [2021-11-06 11:17:52,502 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-06 11:17:52,502 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:17:52,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:17:52,503 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:17:52,504 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-11-06 11:18:59,780 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-11-06 11:18:59,781 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:18:59,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 88 conjunts are in the unsatisfiable core [2021-11-06 11:18:59,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:18:59,858 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 [2021-11-06 11:18:59,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:18:59,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-11-06 11:18:59,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:18:59,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:18:59,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:18:59,937 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 30 treesize of output 32 [2021-11-06 11:18:59,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:18:59,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:18:59,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:18:59,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:18:59,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:18:59,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:18:59,986 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 0 case distinctions, treesize of input 39 treesize of output 44 [2021-11-06 11:19:00,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2021-11-06 11:19:00,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 69 [2021-11-06 11:19:00,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 80 [2021-11-06 11:19:00,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 93 [2021-11-06 11:19:00,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 104 [2021-11-06 11:19:00,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 116 [2021-11-06 11:19:00,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 129 [2021-11-06 11:19:00,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 142 [2021-11-06 11:19:00,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:00,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 155 [2021-11-06 11:19:01,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:01,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 164 [2021-11-06 11:19:01,478 INFO L354 Elim1Store]: treesize reduction 1424, result has 8.1 percent of original size [2021-11-06 11:19:01,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 105 case distinctions, treesize of input 222 treesize of output 176 [2021-11-06 11:19:02,574 INFO L354 Elim1Store]: treesize reduction 1232, result has 0.1 percent of original size [2021-11-06 11:19:02,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 143 treesize of output 49 [2021-11-06 11:19:02,582 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:19:02,582 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1714202764] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:19:02,583 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:19:02,583 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25] total 48 [2021-11-06 11:19:02,583 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872580368] [2021-11-06 11:19:02,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2021-11-06 11:19:02,583 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:19:02,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-11-06 11:19:02,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=2078, Unknown=0, NotChecked=0, Total=2256 [2021-11-06 11:19:02,584 INFO L87 Difference]: Start difference. First operand 69 states and 74 transitions. Second operand has 48 states, 48 states have (on average 1.5625) internal successors, (75), 48 states have internal predecessors, (75), 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) [2021-11-06 11:19:07,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:19:07,169 INFO L93 Difference]: Finished difference Result 127 states and 138 transitions. [2021-11-06 11:19:07,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-11-06 11:19:07,170 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 48 states have (on average 1.5625) internal successors, (75), 48 states have internal predecessors, (75), 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 40 [2021-11-06 11:19:07,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:19:07,170 INFO L225 Difference]: With dead ends: 127 [2021-11-06 11:19:07,170 INFO L226 Difference]: Without dead ends: 109 [2021-11-06 11:19:07,172 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1173 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=649, Invalid=5513, Unknown=0, NotChecked=0, Total=6162 [2021-11-06 11:19:07,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-11-06 11:19:07,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 75. [2021-11-06 11:19:07,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 73 states have (on average 1.1095890410958904) internal successors, (81), 74 states have internal predecessors, (81), 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) [2021-11-06 11:19:07,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 81 transitions. [2021-11-06 11:19:07,187 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 81 transitions. Word has length 40 [2021-11-06 11:19:07,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:19:07,188 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 81 transitions. [2021-11-06 11:19:07,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 1.5625) internal successors, (75), 48 states have internal predecessors, (75), 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) [2021-11-06 11:19:07,188 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 81 transitions. [2021-11-06 11:19:07,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-06 11:19:07,189 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:19:07,189 INFO L513 BasicCegarLoop]: trace histogram [15, 6, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:19:07,209 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-11-06 11:19:07,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:19:07,404 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:19:07,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:19:07,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1278092472, now seen corresponding path program 12 times [2021-11-06 11:19:07,405 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:19:07,405 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503540493] [2021-11-06 11:19:07,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:19:07,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:19:07,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:19:08,062 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 28 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:19:08,063 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:19:08,063 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503540493] [2021-11-06 11:19:08,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503540493] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:19:08,063 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [352121571] [2021-11-06 11:19:08,063 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-11-06 11:19:08,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:19:08,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:19:08,064 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:19:08,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-11-06 11:19:24,874 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-11-06 11:19:24,874 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:19:24,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 92 conjunts are in the unsatisfiable core [2021-11-06 11:19:24,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:19:24,994 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 [2021-11-06 11:19:25,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-11-06 11:19:25,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,089 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 32 treesize of output 34 [2021-11-06 11:19:25,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,148 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 0 case distinctions, treesize of input 42 treesize of output 47 [2021-11-06 11:19:25,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2021-11-06 11:19:25,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 71 [2021-11-06 11:19:25,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 82 [2021-11-06 11:19:25,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 94 [2021-11-06 11:19:25,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 106 [2021-11-06 11:19:25,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 119 [2021-11-06 11:19:25,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:25,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 132 [2021-11-06 11:19:25,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 142 [2021-11-06 11:19:26,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:26,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 155 [2021-11-06 11:19:26,625 INFO L354 Elim1Store]: treesize reduction 1315, result has 8.3 percent of original size [2021-11-06 11:19:26,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 91 case distinctions, treesize of input 211 treesize of output 168 [2021-11-06 11:19:28,235 INFO L354 Elim1Store]: treesize reduction 1092, result has 0.1 percent of original size [2021-11-06 11:19:28,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 214 treesize of output 46 [2021-11-06 11:19:28,243 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:19:28,243 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [352121571] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:19:28,243 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:19:28,243 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 26] total 50 [2021-11-06 11:19:28,243 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375367568] [2021-11-06 11:19:28,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2021-11-06 11:19:28,245 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:19:28,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-11-06 11:19:28,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=169, Invalid=2281, Unknown=0, NotChecked=0, Total=2450 [2021-11-06 11:19:28,246 INFO L87 Difference]: Start difference. First operand 75 states and 81 transitions. Second operand has 50 states, 50 states have (on average 1.62) internal successors, (81), 50 states have internal predecessors, (81), 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) [2021-11-06 11:19:32,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:19:32,330 INFO L93 Difference]: Finished difference Result 101 states and 111 transitions. [2021-11-06 11:19:32,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-06 11:19:32,331 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 50 states have (on average 1.62) internal successors, (81), 50 states have internal predecessors, (81), 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 43 [2021-11-06 11:19:32,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:19:32,333 INFO L225 Difference]: With dead ends: 101 [2021-11-06 11:19:32,333 INFO L226 Difference]: Without dead ends: 62 [2021-11-06 11:19:32,334 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1048 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=542, Invalid=5310, Unknown=0, NotChecked=0, Total=5852 [2021-11-06 11:19:32,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-11-06 11:19:32,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 61. [2021-11-06 11:19:32,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 59 states have (on average 1.0677966101694916) internal successors, (63), 60 states have internal predecessors, (63), 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) [2021-11-06 11:19:32,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 63 transitions. [2021-11-06 11:19:32,351 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 63 transitions. Word has length 43 [2021-11-06 11:19:32,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:19:32,352 INFO L470 AbstractCegarLoop]: Abstraction has 61 states and 63 transitions. [2021-11-06 11:19:32,352 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 1.62) internal successors, (81), 50 states have internal predecessors, (81), 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) [2021-11-06 11:19:32,352 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 63 transitions. [2021-11-06 11:19:32,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-06 11:19:32,352 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:19:32,352 INFO L513 BasicCegarLoop]: trace histogram [15, 7, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:19:32,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-11-06 11:19:32,565 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:19:32,566 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:19:32,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:19:32,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1939124191, now seen corresponding path program 13 times [2021-11-06 11:19:32,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:19:32,566 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428346435] [2021-11-06 11:19:32,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:19:32,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:19:32,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:19:33,298 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 21 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:19:33,298 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:19:33,299 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428346435] [2021-11-06 11:19:33,299 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428346435] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:19:33,299 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1517827207] [2021-11-06 11:19:33,299 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-06 11:19:33,299 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:19:33,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:19:33,302 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:19:33,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-11-06 11:19:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:19:34,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 82 conjunts are in the unsatisfiable core [2021-11-06 11:19:34,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:19:34,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2021-11-06 11:19:34,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:34,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2021-11-06 11:19:34,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:34,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:34,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:34,937 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 30 treesize of output 32 [2021-11-06 11:19:34,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:34,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:34,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:34,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:34,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:34,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:34,985 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 0 case distinctions, treesize of input 39 treesize of output 44 [2021-11-06 11:19:35,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 57 [2021-11-06 11:19:35,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 70 [2021-11-06 11:19:35,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 83 [2021-11-06 11:19:35,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 96 [2021-11-06 11:19:35,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 104 [2021-11-06 11:19:35,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 116 [2021-11-06 11:19:35,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 128 [2021-11-06 11:19:35,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 140 [2021-11-06 11:19:35,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:35,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 153 [2021-11-06 11:19:36,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:36,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 166 [2021-11-06 11:19:36,659 INFO L354 Elim1Store]: treesize reduction 1424, result has 8.1 percent of original size [2021-11-06 11:19:36,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 105 case distinctions, treesize of input 213 treesize of output 173 [2021-11-06 11:19:38,565 INFO L354 Elim1Store]: treesize reduction 1232, result has 0.1 percent of original size [2021-11-06 11:19:38,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 229 treesize of output 51 [2021-11-06 11:19:38,626 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 177 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:19:38,626 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1517827207] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:19:38,626 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:19:38,626 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28] total 54 [2021-11-06 11:19:38,627 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716135998] [2021-11-06 11:19:38,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2021-11-06 11:19:38,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:19:38,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-11-06 11:19:38,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=2692, Unknown=0, NotChecked=0, Total=2862 [2021-11-06 11:19:38,628 INFO L87 Difference]: Start difference. First operand 61 states and 63 transitions. Second operand has 54 states, 54 states have (on average 1.6296296296296295) internal successors, (88), 54 states have internal predecessors, (88), 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) [2021-11-06 11:19:44,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:19:44,978 INFO L93 Difference]: Finished difference Result 91 states and 97 transitions. [2021-11-06 11:19:44,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-11-06 11:19:44,979 INFO L78 Accepts]: Start accepts. Automaton has has 54 states, 54 states have (on average 1.6296296296296295) internal successors, (88), 54 states have internal predecessors, (88), 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 46 [2021-11-06 11:19:44,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:19:44,979 INFO L225 Difference]: With dead ends: 91 [2021-11-06 11:19:44,979 INFO L226 Difference]: Without dead ends: 73 [2021-11-06 11:19:44,981 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1304 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=636, Invalid=6504, Unknown=0, NotChecked=0, Total=7140 [2021-11-06 11:19:44,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-11-06 11:19:44,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 67. [2021-11-06 11:19:44,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 65 states have (on average 1.0769230769230769) internal successors, (70), 66 states have internal predecessors, (70), 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) [2021-11-06 11:19:44,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 70 transitions. [2021-11-06 11:19:44,992 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 70 transitions. Word has length 46 [2021-11-06 11:19:44,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:19:44,992 INFO L470 AbstractCegarLoop]: Abstraction has 67 states and 70 transitions. [2021-11-06 11:19:44,992 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 1.6296296296296295) internal successors, (88), 54 states have internal predecessors, (88), 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) [2021-11-06 11:19:44,992 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 70 transitions. [2021-11-06 11:19:44,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-06 11:19:44,993 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:19:44,993 INFO L513 BasicCegarLoop]: trace histogram [15, 9, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:19:45,017 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2021-11-06 11:19:45,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:19:45,194 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:19:45,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:19:45,195 INFO L85 PathProgramCache]: Analyzing trace with hash -676775743, now seen corresponding path program 14 times [2021-11-06 11:19:45,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:19:45,195 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324441968] [2021-11-06 11:19:45,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:19:45,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:19:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:19:46,081 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 10 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:19:46,081 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:19:46,081 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324441968] [2021-11-06 11:19:46,081 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324441968] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:19:46,082 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [14760194] [2021-11-06 11:19:46,082 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-06 11:19:46,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:19:46,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:19:46,083 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:19:46,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-11-06 11:19:48,005 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-06 11:19:48,006 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:19:48,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 95 conjunts are in the unsatisfiable core [2021-11-06 11:19:48,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:19:48,072 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 [2021-11-06 11:19:48,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-11-06 11:19:48,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,188 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 35 treesize of output 37 [2021-11-06 11:19:48,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,258 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 0 case distinctions, treesize of input 39 treesize of output 44 [2021-11-06 11:19:48,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2021-11-06 11:19:48,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 69 [2021-11-06 11:19:48,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 82 [2021-11-06 11:19:48,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 95 [2021-11-06 11:19:48,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 108 [2021-11-06 11:19:48,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 121 [2021-11-06 11:19:48,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:48,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 134 [2021-11-06 11:19:49,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 147 [2021-11-06 11:19:49,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 152 [2021-11-06 11:19:49,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 165 [2021-11-06 11:19:49,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:19:49,692 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-06 11:19:49,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 213 treesize of output 173 [2021-11-06 11:19:51,871 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-06 11:19:51,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 171 treesize of output 51 [2021-11-06 11:19:51,929 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:19:51,929 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [14760194] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:19:51,929 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:19:51,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 31] total 58 [2021-11-06 11:19:51,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484359716] [2021-11-06 11:19:51,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2021-11-06 11:19:51,930 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:19:51,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-11-06 11:19:51,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=3130, Unknown=0, NotChecked=0, Total=3306 [2021-11-06 11:19:51,932 INFO L87 Difference]: Start difference. First operand 67 states and 70 transitions. Second operand has 58 states, 58 states have (on average 1.6896551724137931) internal successors, (98), 58 states have internal predecessors, (98), 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) [2021-11-06 11:20:00,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:20:00,262 INFO L93 Difference]: Finished difference Result 97 states and 104 transitions. [2021-11-06 11:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-11-06 11:20:00,262 INFO L78 Accepts]: Start accepts. Automaton has has 58 states, 58 states have (on average 1.6896551724137931) internal successors, (98), 58 states have internal predecessors, (98), 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 52 [2021-11-06 11:20:00,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:20:00,262 INFO L225 Difference]: With dead ends: 97 [2021-11-06 11:20:00,263 INFO L226 Difference]: Without dead ends: 79 [2021-11-06 11:20:00,264 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1507 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=670, Invalid=8072, Unknown=0, NotChecked=0, Total=8742 [2021-11-06 11:20:00,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-11-06 11:20:00,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 73. [2021-11-06 11:20:00,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 71 states have (on average 1.0704225352112675) internal successors, (76), 72 states have internal predecessors, (76), 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) [2021-11-06 11:20:00,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 76 transitions. [2021-11-06 11:20:00,279 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 76 transitions. Word has length 52 [2021-11-06 11:20:00,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:20:00,279 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 76 transitions. [2021-11-06 11:20:00,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 1.6896551724137931) internal successors, (98), 58 states have internal predecessors, (98), 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) [2021-11-06 11:20:00,279 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2021-11-06 11:20:00,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-06 11:20:00,280 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:20:00,280 INFO L513 BasicCegarLoop]: trace histogram [15, 11, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:20:00,304 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-11-06 11:20:00,484 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-11-06 11:20:00,484 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:20:00,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:20:00,484 INFO L85 PathProgramCache]: Analyzing trace with hash -1229051551, now seen corresponding path program 15 times [2021-11-06 11:20:00,485 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:20:00,485 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603171356] [2021-11-06 11:20:00,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:20:00,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:20:00,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:20:01,343 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 3 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:20:01,344 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:20:01,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603171356] [2021-11-06 11:20:01,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603171356] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:20:01,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [177227680] [2021-11-06 11:20:01,344 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-06 11:20:01,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:20:01,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:20:01,345 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:20:01,346 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-11-06 11:20:27,758 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-11-06 11:20:27,759 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:20:27,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 110 conjunts are in the unsatisfiable core [2021-11-06 11:20:27,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:20:27,789 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 9 treesize of output 3 [2021-11-06 11:20:27,953 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 [2021-11-06 11:20:28,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-11-06 11:20:28,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,076 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 32 treesize of output 34 [2021-11-06 11:20:28,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,150 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 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-06 11:20:28,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 59 [2021-11-06 11:20:28,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 70 [2021-11-06 11:20:28,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 83 [2021-11-06 11:20:28,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 94 [2021-11-06 11:20:28,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 106 [2021-11-06 11:20:28,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 118 [2021-11-06 11:20:28,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:28,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 131 [2021-11-06 11:20:29,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 142 [2021-11-06 11:20:29,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:29,283 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-06 11:20:29,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 195 treesize of output 155 [2021-11-06 11:20:31,394 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-06 11:20:31,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 14 select indices, 14 select index equivalence classes, 91 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 108 treesize of output 48 [2021-11-06 11:20:31,400 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:20:31,401 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [177227680] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:20:31,401 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:20:31,401 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 34] total 62 [2021-11-06 11:20:31,401 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604994945] [2021-11-06 11:20:31,402 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2021-11-06 11:20:31,402 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:20:31,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-11-06 11:20:31,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=228, Invalid=3554, Unknown=0, NotChecked=0, Total=3782 [2021-11-06 11:20:31,403 INFO L87 Difference]: Start difference. First operand 73 states and 76 transitions. Second operand has 62 states, 62 states have (on average 1.7580645161290323) internal successors, (109), 62 states have internal predecessors, (109), 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) [2021-11-06 11:20:35,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:20:35,401 INFO L93 Difference]: Finished difference Result 95 states and 100 transitions. [2021-11-06 11:20:35,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-11-06 11:20:35,402 INFO L78 Accepts]: Start accepts. Automaton has has 62 states, 62 states have (on average 1.7580645161290323) internal successors, (109), 62 states have internal predecessors, (109), 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 58 [2021-11-06 11:20:35,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:20:35,402 INFO L225 Difference]: With dead ends: 95 [2021-11-06 11:20:35,402 INFO L226 Difference]: Without dead ends: 77 [2021-11-06 11:20:35,403 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1771 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=585, Invalid=6555, Unknown=0, NotChecked=0, Total=7140 [2021-11-06 11:20:35,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-11-06 11:20:35,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 76. [2021-11-06 11:20:35,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 74 states have (on average 1.054054054054054) internal successors, (78), 75 states have internal predecessors, (78), 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) [2021-11-06 11:20:35,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 78 transitions. [2021-11-06 11:20:35,418 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 78 transitions. Word has length 58 [2021-11-06 11:20:35,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:20:35,418 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 78 transitions. [2021-11-06 11:20:35,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 1.7580645161290323) internal successors, (109), 62 states have internal predecessors, (109), 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) [2021-11-06 11:20:35,418 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 78 transitions. [2021-11-06 11:20:35,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-06 11:20:35,419 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:20:35,419 INFO L513 BasicCegarLoop]: trace histogram [15, 12, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:20:35,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-11-06 11:20:35,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-11-06 11:20:35,635 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:20:35,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:20:35,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1509531352, now seen corresponding path program 16 times [2021-11-06 11:20:35,635 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:20:35,635 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864098574] [2021-11-06 11:20:35,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:20:35,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:20:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:20:36,669 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 1 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:20:36,670 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:20:36,670 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864098574] [2021-11-06 11:20:36,670 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864098574] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:20:36,670 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1484288160] [2021-11-06 11:20:36,670 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-06 11:20:36,670 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:20:36,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:20:36,671 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:20:36,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-11-06 11:20:39,161 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-06 11:20:39,162 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-06 11:20:39,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 105 conjunts are in the unsatisfiable core [2021-11-06 11:20:39,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 11:20:39,229 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 [2021-11-06 11:20:39,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-11-06 11:20:39,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,350 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 30 treesize of output 32 [2021-11-06 11:20:39,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,439 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 0 case distinctions, treesize of input 40 treesize of output 45 [2021-11-06 11:20:39,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2021-11-06 11:20:39,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 68 [2021-11-06 11:20:39,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 81 [2021-11-06 11:20:39,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 94 [2021-11-06 11:20:39,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:39,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-06 11:20:40,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 120 [2021-11-06 11:20:40,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 133 [2021-11-06 11:20:40,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 140 [2021-11-06 11:20:40,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 153 [2021-11-06 11:20:40,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 164 [2021-11-06 11:20:40,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:40,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:41,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:41,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:41,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:41,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-06 11:20:41,004 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-06 11:20:41,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 214 treesize of output 174 [2021-11-06 11:20:43,591 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-06 11:20:43,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 171 treesize of output 51 [2021-11-06 11:20:43,656 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 0 proven. 307 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:20:43,656 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1484288160] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:20:43,656 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-06 11:20:43,656 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 35] total 65 [2021-11-06 11:20:43,656 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046498519] [2021-11-06 11:20:43,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2021-11-06 11:20:43,657 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 11:20:43,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-11-06 11:20:43,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=3986, Unknown=0, NotChecked=0, Total=4160 [2021-11-06 11:20:43,657 INFO L87 Difference]: Start difference. First operand 76 states and 78 transitions. Second operand has 65 states, 65 states have (on average 1.7846153846153847) internal successors, (116), 65 states have internal predecessors, (116), 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) [2021-11-06 11:20:54,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 11:20:54,530 INFO L93 Difference]: Finished difference Result 106 states and 112 transitions. [2021-11-06 11:20:54,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-11-06 11:20:54,530 INFO L78 Accepts]: Start accepts. Automaton has has 65 states, 65 states have (on average 1.7846153846153847) internal successors, (116), 65 states have internal predecessors, (116), 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 61 [2021-11-06 11:20:54,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 11:20:54,531 INFO L225 Difference]: With dead ends: 106 [2021-11-06 11:20:54,531 INFO L226 Difference]: Without dead ends: 88 [2021-11-06 11:20:54,532 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1838 ImplicationChecksByTransitivity, 11.0s TimeCoverageRelationStatistics Valid=707, Invalid=10635, Unknown=0, NotChecked=0, Total=11342 [2021-11-06 11:20:54,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2021-11-06 11:20:54,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 82. [2021-11-06 11:20:54,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 80 states have (on average 1.0625) internal successors, (85), 81 states have internal predecessors, (85), 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) [2021-11-06 11:20:54,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 85 transitions. [2021-11-06 11:20:54,549 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 85 transitions. Word has length 61 [2021-11-06 11:20:54,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 11:20:54,549 INFO L470 AbstractCegarLoop]: Abstraction has 82 states and 85 transitions. [2021-11-06 11:20:54,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 1.7846153846153847) internal successors, (116), 65 states have internal predecessors, (116), 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) [2021-11-06 11:20:54,550 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 85 transitions. [2021-11-06 11:20:54,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-06 11:20:54,550 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 11:20:54,550 INFO L513 BasicCegarLoop]: trace histogram [15, 14, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 11:20:54,578 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2021-11-06 11:20:54,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:20:54,775 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 11:20:54,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 11:20:54,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1185324488, now seen corresponding path program 17 times [2021-11-06 11:20:54,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 11:20:54,776 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753178528] [2021-11-06 11:20:54,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 11:20:54,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 11:20:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 11:20:55,949 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 11:20:55,949 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 11:20:55,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753178528] [2021-11-06 11:20:55,949 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753178528] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 11:20:55,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1666749536] [2021-11-06 11:20:55,950 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-06 11:20:55,950 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 11:20:55,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 11:20:55,951 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 11:20:55,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process Killed by 15