/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/array-fpi/ms1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 03:02:32,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 03:02:32,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 03:02:32,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 03:02:32,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 03:02:32,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 03:02:32,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 03:02:32,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 03:02:32,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 03:02:32,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 03:02:32,463 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 03:02:32,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 03:02:32,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 03:02:32,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 03:02:32,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 03:02:32,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 03:02:32,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 03:02:32,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 03:02:32,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 03:02:32,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 03:02:32,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 03:02:32,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 03:02:32,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 03:02:32,483 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 03:02:32,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 03:02:32,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 03:02:32,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 03:02:32,491 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 03:02:32,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 03:02:32,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 03:02:32,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 03:02:32,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 03:02:32,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 03:02:32,494 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 03:02:32,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 03:02:32,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 03:02:32,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 03:02:32,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 03:02:32,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 03:02:32,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 03:02:32,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 03:02:32,498 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-01 03:02:32,523 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 03:02:32,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 03:02:32,524 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 03:02:32,524 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 03:02:32,525 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 03:02:32,525 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 03:02:32,525 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 03:02:32,525 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 03:02:32,525 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 03:02:32,525 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 03:02:32,526 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 03:02:32,526 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 03:02:32,526 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 03:02:32,526 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 03:02:32,526 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 03:02:32,526 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 03:02:32,527 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 03:02:32,527 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 03:02:32,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 03:02:32,527 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 03:02:32,527 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 03:02:32,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 03:02:32,528 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 03:02:32,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 03:02:32,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 03:02:32,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 03:02:32,528 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 03:02:32,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 03:02:32,528 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 03:02:32,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 03:02:32,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 03:02:32,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 03:02:32,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 03:02:32,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 03:02:32,529 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 03:02:32,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 03:02:32,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 03:02:32,529 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 03:02:32,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 03:02:32,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 03:02:32,529 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 03:02:32,529 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-01 03:02:32,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 03:02:32,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 03:02:32,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 03:02:32,763 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 03:02:32,763 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 03:02:32,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ms1.c [2023-04-01 03:02:33,742 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 03:02:33,979 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 03:02:33,979 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ms1.c [2023-04-01 03:02:33,985 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/812ab5656/0346765661c44762809176a3aad40e15/FLAGe65084094 [2023-04-01 03:02:34,004 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/812ab5656/0346765661c44762809176a3aad40e15 [2023-04-01 03:02:34,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 03:02:34,009 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 03:02:34,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 03:02:34,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 03:02:34,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 03:02:34,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 03:02:34" (1/1) ... [2023-04-01 03:02:34,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44dabae1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:02:34, skipping insertion in model container [2023-04-01 03:02:34,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 03:02:34" (1/1) ... [2023-04-01 03:02:34,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 03:02:34,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 03:02:34,145 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ms1.c[586,599] [2023-04-01 03:02:34,157 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 03:02:34,164 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 03:02:34,173 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ms1.c[586,599] [2023-04-01 03:02:34,177 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 03:02:34,187 INFO L208 MainTranslator]: Completed translation [2023-04-01 03:02:34,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:02:34 WrapperNode [2023-04-01 03:02:34,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 03:02:34,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 03:02:34,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 03:02:34,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 03:02:34,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:02:34" (1/1) ... [2023-04-01 03:02:34,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:02:34" (1/1) ... [2023-04-01 03:02:34,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:02:34" (1/1) ... [2023-04-01 03:02:34,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:02:34" (1/1) ... [2023-04-01 03:02:34,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:02:34" (1/1) ... [2023-04-01 03:02:34,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:02:34" (1/1) ... [2023-04-01 03:02:34,209 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:02:34" (1/1) ... [2023-04-01 03:02:34,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:02:34" (1/1) ... [2023-04-01 03:02:34,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 03:02:34,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 03:02:34,212 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 03:02:34,212 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 03:02:34,213 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:02:34" (1/1) ... [2023-04-01 03:02:34,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 03:02:34,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 03:02:34,237 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) [2023-04-01 03:02:34,239 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 [2023-04-01 03:02:34,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 03:02:34,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 03:02:34,267 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 03:02:34,268 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-01 03:02:34,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-04-01 03:02:34,268 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 03:02:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 03:02:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 03:02:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 03:02:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 03:02:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-01 03:02:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-04-01 03:02:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 03:02:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 03:02:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 03:02:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-01 03:02:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 03:02:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 03:02:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 03:02:34,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 03:02:34,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 03:02:34,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 03:02:34,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 03:02:34,326 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 03:02:34,327 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 03:02:34,460 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 03:02:34,500 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 03:02:34,500 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-04-01 03:02:34,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 03:02:34 BoogieIcfgContainer [2023-04-01 03:02:34,502 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 03:02:34,505 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 03:02:34,506 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 03:02:34,535 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 03:02:34,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 03:02:34" (1/3) ... [2023-04-01 03:02:34,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@667a4d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 03:02:34, skipping insertion in model container [2023-04-01 03:02:34,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 03:02:34" (2/3) ... [2023-04-01 03:02:34,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@667a4d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 03:02:34, skipping insertion in model container [2023-04-01 03:02:34,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 03:02:34" (3/3) ... [2023-04-01 03:02:34,537 INFO L112 eAbstractionObserver]: Analyzing ICFG ms1.c [2023-04-01 03:02:34,564 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 03:02:34,565 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 03:02:34,614 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 03:02:34,621 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4ee9c266, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 03:02:34,621 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 03:02:34,625 INFO L276 IsEmpty]: Start isEmpty. Operand has 24 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 15 states have internal predecessors, (19), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-04-01 03:02:34,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-04-01 03:02:34,633 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 03:02:34,634 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 03:02:34,636 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 03:02:34,644 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 03:02:34,645 INFO L85 PathProgramCache]: Analyzing trace with hash -2020821576, now seen corresponding path program 1 times [2023-04-01 03:02:34,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 03:02:34,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370674489] [2023-04-01 03:02:34,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 03:02:34,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 03:02:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 03:02:34,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 03:02:34,952 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 03:02:34,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370674489] [2023-04-01 03:02:34,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370674489] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 03:02:34,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 03:02:34,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-01 03:02:34,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490107267] [2023-04-01 03:02:34,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 03:02:34,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-01 03:02:34,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 03:02:34,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-01 03:02:34,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-01 03:02:34,983 INFO L87 Difference]: Start difference. First operand has 24 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 15 states have internal predecessors, (19), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 03:02:35,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 03:02:35,060 INFO L93 Difference]: Finished difference Result 43 states and 49 transitions. [2023-04-01 03:02:35,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-01 03:02:35,062 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 16 [2023-04-01 03:02:35,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 03:02:35,066 INFO L225 Difference]: With dead ends: 43 [2023-04-01 03:02:35,066 INFO L226 Difference]: Without dead ends: 19 [2023-04-01 03:02:35,068 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-01 03:02:35,070 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 18 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 03:02:35,071 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 42 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 03:02:35,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2023-04-01 03:02:35,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2023-04-01 03:02:35,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 4 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 03:02:35,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 20 transitions. [2023-04-01 03:02:35,094 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 20 transitions. Word has length 16 [2023-04-01 03:02:35,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 03:02:35,095 INFO L495 AbstractCegarLoop]: Abstraction has 19 states and 20 transitions. [2023-04-01 03:02:35,095 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 03:02:35,095 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2023-04-01 03:02:35,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-04-01 03:02:35,096 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 03:02:35,096 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 03:02:35,096 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 03:02:35,096 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 03:02:35,097 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 03:02:35,097 INFO L85 PathProgramCache]: Analyzing trace with hash 358574091, now seen corresponding path program 1 times [2023-04-01 03:02:35,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 03:02:35,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158385060] [2023-04-01 03:02:35,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 03:02:35,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 03:02:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 03:02:35,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 03:02:35,347 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 03:02:35,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158385060] [2023-04-01 03:02:35,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158385060] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 03:02:35,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2077710324] [2023-04-01 03:02:35,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 03:02:35,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 03:02:35,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 03:02:35,357 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) [2023-04-01 03:02:35,361 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-01 03:02:35,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 03:02:35,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 14 conjunts are in the unsatisfiable core [2023-04-01 03:02:35,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 03:02:35,516 INFO L350 Elim1Store]: Elim1 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 [2023-04-01 03:02:35,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 03:02:35,553 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 03:02:35,609 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-04-01 03:02:35,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 51 [2023-04-01 03:02:35,629 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-04-01 03:02:35,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 8 [2023-04-01 03:02:35,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 03:02:35,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2077710324] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 03:02:35,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [286491131] [2023-04-01 03:02:35,709 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2023-04-01 03:02:35,713 INFO L166 IcfgInterpreter]: Building call graph [2023-04-01 03:02:35,718 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-01 03:02:35,722 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-01 03:02:35,723 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-01 03:02:35,814 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 22 for LOIs [2023-04-01 03:02:36,198 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 44 for LOIs [2023-04-01 03:02:36,234 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 24 for LOIs [2023-04-01 03:02:36,239 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 10 for LOIs [2023-04-01 03:02:36,255 INFO L180 IcfgInterpreter]: Interpretation finished [2023-04-01 03:02:36,935 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '234#(and (<= 1 |#StackHeapBarrier|) (<= ~N~0 2147483647) (<= 1 ~N~0) (= |__VERIFIER_assert_#in~cond| 0) (= __VERIFIER_assert_~cond 0) (= |#NULL.offset| 0) (exists ((|v_main_~#sum~0.base_BEFORE_CALL_1| Int)) (and (<= ~N~0 (+ 2147483645 |v_main_~#sum~0.base_BEFORE_CALL_1|)) (<= 2 |v_main_~#sum~0.base_BEFORE_CALL_1|) (<= 3 (+ ~N~0 |v_main_~#sum~0.base_BEFORE_CALL_1|)) (<= 3 (+ |v_main_~#sum~0.base_BEFORE_CALL_1| |#StackHeapBarrier|)) (not (= (select (select |#memory_int| |v_main_~#sum~0.base_BEFORE_CALL_1|) 0) 0)) (<= (+ |#StackHeapBarrier| 1) |v_main_~#sum~0.base_BEFORE_CALL_1|))) (= |#NULL.base| 0))' at error location [2023-04-01 03:02:36,935 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2023-04-01 03:02:36,935 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 03:02:36,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 9 [2023-04-01 03:02:36,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206625405] [2023-04-01 03:02:36,936 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 03:02:36,936 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-01 03:02:36,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 03:02:36,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-01 03:02:36,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=449, Unknown=0, NotChecked=0, Total=506 [2023-04-01 03:02:36,938 INFO L87 Difference]: Start difference. First operand 19 states and 20 transitions. Second operand has 9 states, 8 states have (on average 1.75) internal successors, (14), 7 states have internal predecessors, (14), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 03:02:37,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 03:02:37,027 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2023-04-01 03:02:37,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-01 03:02:37,028 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 1.75) internal successors, (14), 7 states have internal predecessors, (14), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 18 [2023-04-01 03:02:37,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 03:02:37,029 INFO L225 Difference]: With dead ends: 25 [2023-04-01 03:02:37,029 INFO L226 Difference]: Without dead ends: 20 [2023-04-01 03:02:37,030 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2023-04-01 03:02:37,031 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 2 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 03:02:37,037 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 77 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 03:02:37,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2023-04-01 03:02:37,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2023-04-01 03:02:37,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 13 states have internal predecessors, (15), 4 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 03:02:37,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 21 transitions. [2023-04-01 03:02:37,044 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 21 transitions. Word has length 18 [2023-04-01 03:02:37,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 03:02:37,044 INFO L495 AbstractCegarLoop]: Abstraction has 20 states and 21 transitions. [2023-04-01 03:02:37,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.75) internal successors, (14), 7 states have internal predecessors, (14), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 03:02:37,045 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-04-01 03:02:37,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-04-01 03:02:37,047 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 03:02:37,047 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 03:02:37,053 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-04-01 03:02:37,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 03:02:37,252 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 03:02:37,253 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 03:02:37,253 INFO L85 PathProgramCache]: Analyzing trace with hash -1813973195, now seen corresponding path program 2 times [2023-04-01 03:02:37,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 03:02:37,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782623807] [2023-04-01 03:02:37,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 03:02:37,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 03:02:37,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 03:02:37,359 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 03:02:37,359 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 03:02:37,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782623807] [2023-04-01 03:02:37,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782623807] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 03:02:37,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [187015857] [2023-04-01 03:02:37,359 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-04-01 03:02:37,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 03:02:37,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 03:02:37,361 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) [2023-04-01 03:02:37,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-04-01 03:02:37,427 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-04-01 03:02:37,427 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-04-01 03:02:37,428 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 6 conjunts are in the unsatisfiable core [2023-04-01 03:02:37,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 03:02:37,462 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 03:02:37,462 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 03:02:37,488 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 03:02:37,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [187015857] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 03:02:37,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1462145254] [2023-04-01 03:02:37,491 INFO L159 IcfgInterpreter]: Started Sifa with 17 locations of interest [2023-04-01 03:02:37,492 INFO L166 IcfgInterpreter]: Building call graph [2023-04-01 03:02:37,492 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-01 03:02:37,492 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-01 03:02:37,492 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-01 03:02:37,533 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 22 for LOIs [2023-04-01 03:02:37,727 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 44 for LOIs [2023-04-01 03:02:37,745 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 24 for LOIs [2023-04-01 03:02:37,749 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 10 for LOIs [2023-04-01 03:02:37,757 INFO L180 IcfgInterpreter]: Interpretation finished [2023-04-01 03:02:38,281 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '446#(and (<= 1 |#StackHeapBarrier|) (<= ~N~0 2147483647) (<= 1 ~N~0) (= |__VERIFIER_assert_#in~cond| 0) (= __VERIFIER_assert_~cond 0) (= |#NULL.offset| 0) (exists ((|v_main_~#sum~0.base_BEFORE_CALL_2| Int)) (and (<= 3 (+ |v_main_~#sum~0.base_BEFORE_CALL_2| |#StackHeapBarrier|)) (<= (+ |#StackHeapBarrier| 1) |v_main_~#sum~0.base_BEFORE_CALL_2|) (not (= (select (select |#memory_int| |v_main_~#sum~0.base_BEFORE_CALL_2|) 0) 0)) (<= 2 |v_main_~#sum~0.base_BEFORE_CALL_2|) (<= 3 (+ ~N~0 |v_main_~#sum~0.base_BEFORE_CALL_2|)) (<= ~N~0 (+ 2147483645 |v_main_~#sum~0.base_BEFORE_CALL_2|)))) (= |#NULL.base| 0))' at error location [2023-04-01 03:02:38,282 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2023-04-01 03:02:38,282 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 03:02:38,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2023-04-01 03:02:38,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82822860] [2023-04-01 03:02:38,282 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 03:02:38,282 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-01 03:02:38,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 03:02:38,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-01 03:02:38,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=480, Unknown=0, NotChecked=0, Total=552 [2023-04-01 03:02:38,283 INFO L87 Difference]: Start difference. First operand 20 states and 21 transitions. Second operand has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 03:02:38,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 03:02:38,332 INFO L93 Difference]: Finished difference Result 29 states and 31 transitions. [2023-04-01 03:02:38,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-01 03:02:38,333 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 19 [2023-04-01 03:02:38,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 03:02:38,333 INFO L225 Difference]: With dead ends: 29 [2023-04-01 03:02:38,333 INFO L226 Difference]: Without dead ends: 21 [2023-04-01 03:02:38,334 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 38 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=79, Invalid=521, Unknown=0, NotChecked=0, Total=600 [2023-04-01 03:02:38,335 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 0 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-01 03:02:38,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 66 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-01 03:02:38,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2023-04-01 03:02:38,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2023-04-01 03:02:38,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 14 states have internal predecessors, (16), 4 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 03:02:38,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 22 transitions. [2023-04-01 03:02:38,338 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 22 transitions. Word has length 19 [2023-04-01 03:02:38,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 03:02:38,338 INFO L495 AbstractCegarLoop]: Abstraction has 21 states and 22 transitions. [2023-04-01 03:02:38,339 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 03:02:38,339 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2023-04-01 03:02:38,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-04-01 03:02:38,339 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 03:02:38,339 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 03:02:38,348 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-04-01 03:02:38,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-04-01 03:02:38,545 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 03:02:38,546 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 03:02:38,546 INFO L85 PathProgramCache]: Analyzing trace with hash -914074792, now seen corresponding path program 3 times [2023-04-01 03:02:38,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 03:02:38,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898132313] [2023-04-01 03:02:38,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 03:02:38,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 03:02:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 03:02:39,108 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 03:02:39,110 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 03:02:39,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898132313] [2023-04-01 03:02:39,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898132313] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 03:02:39,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1986195261] [2023-04-01 03:02:39,113 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-04-01 03:02:39,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 03:02:39,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 03:02:39,114 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) [2023-04-01 03:02:39,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-04-01 03:02:39,160 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-04-01 03:02:39,160 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-04-01 03:02:39,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 32 conjunts are in the unsatisfiable core [2023-04-01 03:02:39,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 03:02:39,173 INFO L350 Elim1Store]: Elim1 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 15 treesize of output 11 [2023-04-01 03:02:39,239 INFO L321 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2023-04-01 03:02:39,240 INFO L350 Elim1Store]: Elim1 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 23 treesize of output 22 [2023-04-01 03:02:39,313 INFO L321 Elim1Store]: treesize reduction 78, result has 37.6 percent of original size [2023-04-01 03:02:39,313 INFO L350 Elim1Store]: Elim1 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 5 case distinctions, treesize of input 36 treesize of output 60 [2023-04-01 03:02:51,653 WARN L223 SmtUtils]: Spent 12.16s on a formula simplification that was a NOOP. DAG size: 59 (called from [L 376] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-04-01 03:02:52,043 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-04-01 03:02:52,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 178 treesize of output 658 [2023-04-01 03:02:56,086 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:09,926 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:13,268 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:15,438 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:16,101 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:16,281 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:16,479 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:16,555 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:16,644 WARN L667 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-04-01 03:03:18,994 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:22,014 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:28,213 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:28,965 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:29,903 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:30,336 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:30,920 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:31,195 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:31,218 WARN L667 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-04-01 03:03:31,248 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:31,273 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:31,366 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:32,304 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:32,898 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:33,017 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:33,031 WARN L667 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-04-01 03:03:33,056 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:33,098 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:33,146 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:33,294 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:33,363 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:33,411 WARN L667 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-04-01 03:03:33,443 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:33,475 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:33,525 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:33,597 WARN L667 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-04-01 03:03:33,625 WARN L667 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-04-01 03:03:33,673 WARN L667 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-04-01 03:03:33,704 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:33,740 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:33,766 WARN L667 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-04-01 03:03:33,817 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:33,856 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:33,884 WARN L667 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-04-01 03:03:34,085 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:34,259 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:34,339 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:34,370 WARN L667 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-04-01 03:03:34,410 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:34,477 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:34,716 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:35,075 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:35,481 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:35,643 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:35,661 WARN L667 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-04-01 03:03:35,698 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:35,754 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:35,819 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:36,419 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:36,637 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:36,766 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:36,851 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:36,867 WARN L667 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-04-01 03:03:36,889 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:37,055 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:38,418 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:39,310 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-04-01 03:03:40,708 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts.