/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/nla-digbench-scaling/lcm1_valuebound2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-fb4f59a-m [2022-04-27 19:19:25,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-27 19:19:25,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-27 19:19:25,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-27 19:19:25,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-27 19:19:25,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-27 19:19:25,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-27 19:19:25,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-27 19:19:25,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-27 19:19:25,761 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-27 19:19:25,762 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-27 19:19:25,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-27 19:19:25,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-27 19:19:25,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-27 19:19:25,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-27 19:19:25,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-27 19:19:25,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-27 19:19:25,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-27 19:19:25,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-27 19:19:25,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-27 19:19:25,769 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-27 19:19:25,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-27 19:19:25,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-27 19:19:25,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-27 19:19:25,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-27 19:19:25,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-27 19:19:25,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-27 19:19:25,773 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-27 19:19:25,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-27 19:19:25,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-27 19:19:25,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-27 19:19:25,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-27 19:19:25,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-27 19:19:25,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-27 19:19:25,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-27 19:19:25,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-27 19:19:25,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-27 19:19:25,777 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-27 19:19:25,777 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-27 19:19:25,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-27 19:19:25,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-27 19:19:25,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-27 19:19:25,779 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-04-27 19:19:25,785 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-27 19:19:25,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-27 19:19:25,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-27 19:19:25,786 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-27 19:19:25,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-27 19:19:25,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-27 19:19:25,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-27 19:19:25,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-27 19:19:25,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-27 19:19:25,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-27 19:19:25,787 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-27 19:19:25,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-27 19:19:25,787 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-27 19:19:25,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-27 19:19:25,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-27 19:19:25,787 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-27 19:19:25,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-27 19:19:25,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-27 19:19:25,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-27 19:19:25,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-27 19:19:25,788 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-27 19:19:25,789 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-27 19:19:25,789 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-27 19:19:25,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-27 19:19:25,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-27 19:19:25,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-27 19:19:25,951 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-27 19:19:25,954 INFO L275 PluginConnector]: CDTParser initialized [2022-04-27 19:19:25,956 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench-scaling/lcm1_valuebound2.c [2022-04-27 19:19:25,999 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1161f573d/01e9762d9ffc4e768359e8ee8cd8873e/FLAG96c2b16a4 [2022-04-27 19:19:26,349 INFO L306 CDTParser]: Found 1 translation units. [2022-04-27 19:19:26,349 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/lcm1_valuebound2.c [2022-04-27 19:19:26,357 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1161f573d/01e9762d9ffc4e768359e8ee8cd8873e/FLAG96c2b16a4 [2022-04-27 19:19:26,365 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1161f573d/01e9762d9ffc4e768359e8ee8cd8873e [2022-04-27 19:19:26,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-27 19:19:26,368 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-27 19:19:26,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-27 19:19:26,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-27 19:19:26,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-27 19:19:26,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.04 07:19:26" (1/1) ... [2022-04-27 19:19:26,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bfa8e14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 07:19:26, skipping insertion in model container [2022-04-27 19:19:26,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.04 07:19:26" (1/1) ... [2022-04-27 19:19:26,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-27 19:19:26,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-27 19:19:26,484 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/lcm1_valuebound2.c[552,565] [2022-04-27 19:19:26,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-27 19:19:26,522 INFO L203 MainTranslator]: Completed pre-run [2022-04-27 19:19:26,534 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/lcm1_valuebound2.c[552,565] [2022-04-27 19:19:26,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-27 19:19:26,552 INFO L208 MainTranslator]: Completed translation [2022-04-27 19:19:26,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 07:19:26 WrapperNode [2022-04-27 19:19:26,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-27 19:19:26,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-27 19:19:26,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-27 19:19:26,553 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-27 19:19:26,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 07:19:26" (1/1) ... [2022-04-27 19:19:26,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 07:19:26" (1/1) ... [2022-04-27 19:19:26,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 07:19:26" (1/1) ... [2022-04-27 19:19:26,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 07:19:26" (1/1) ... [2022-04-27 19:19:26,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 07:19:26" (1/1) ... [2022-04-27 19:19:26,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 07:19:26" (1/1) ... [2022-04-27 19:19:26,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 07:19:26" (1/1) ... [2022-04-27 19:19:26,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-27 19:19:26,585 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-27 19:19:26,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-27 19:19:26,585 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-27 19:19:26,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 07:19:26" (1/1) ... [2022-04-27 19:19:26,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-27 19:19:26,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-27 19:19:26,605 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) [2022-04-27 19:19:26,610 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 [2022-04-27 19:19:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-27 19:19:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-27 19:19:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-27 19:19:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-27 19:19:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-27 19:19:26,628 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-27 19:19:26,628 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-27 19:19:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-27 19:19:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-27 19:19:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-27 19:19:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2022-04-27 19:19:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-27 19:19:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-27 19:19:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-27 19:19:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-27 19:19:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-27 19:19:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-27 19:19:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-27 19:19:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-27 19:19:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-27 19:19:26,666 INFO L234 CfgBuilder]: Building ICFG [2022-04-27 19:19:26,667 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-27 19:19:26,811 INFO L275 CfgBuilder]: Performing block encoding [2022-04-27 19:19:26,817 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-27 19:19:26,817 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-04-27 19:19:26,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.04 07:19:26 BoogieIcfgContainer [2022-04-27 19:19:26,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-27 19:19:26,819 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-27 19:19:26,819 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-27 19:19:26,824 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-27 19:19:26,826 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.04 07:19:26" (1/1) ... [2022-04-27 19:19:26,827 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_JORDAN [2022-04-27 19:19:26,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 27.04 07:19:26 BasicIcfg [2022-04-27 19:19:26,848 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-27 19:19:26,849 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-27 19:19:26,850 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-27 19:19:26,851 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-27 19:19:26,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.04 07:19:26" (1/4) ... [2022-04-27 19:19:26,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45ce4ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.04 07:19:26, skipping insertion in model container [2022-04-27 19:19:26,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.04 07:19:26" (2/4) ... [2022-04-27 19:19:26,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45ce4ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.04 07:19:26, skipping insertion in model container [2022-04-27 19:19:26,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.04 07:19:26" (3/4) ... [2022-04-27 19:19:26,853 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45ce4ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.04 07:19:26, skipping insertion in model container [2022-04-27 19:19:26,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 27.04 07:19:26" (4/4) ... [2022-04-27 19:19:26,853 INFO L111 eAbstractionObserver]: Analyzing ICFG lcm1_valuebound2.cJordan [2022-04-27 19:19:26,862 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2022-04-27 19:19:26,862 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-27 19:19:26,888 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-27 19:19:26,893 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=ForwardPredicates, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@757c2819, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7636dea4 [2022-04-27 19:19:26,893 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-27 19:19:26,898 INFO L276 IsEmpty]: Start isEmpty. Operand has 40 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 22 states have internal predecessors, (33), 13 states have call successors, (13), 4 states have call predecessors, (13), 4 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2022-04-27 19:19:26,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-04-27 19:19:26,904 INFO L187 NwaCegarLoop]: Found error trace [2022-04-27 19:19:26,904 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-27 19:19:26,905 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-27 19:19:26,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-27 19:19:26,908 INFO L85 PathProgramCache]: Analyzing trace with hash 2059041159, now seen corresponding path program 1 times [2022-04-27 19:19:26,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-27 19:19:26,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109940029] [2022-04-27 19:19:26,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-27 19:19:26,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-27 19:19:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 19:19:27,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-27 19:19:27,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 19:19:27,037 INFO L290 TraceCheckUtils]: 0: Hoare triple {72#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [120] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse1 (select |v_#memory_int_1| 1)) (.cse0 (select |v_#memory_int_1| 2))) (and (= 49 (select .cse0 3)) (= 48 (select .cse1 0)) (= 108 (select .cse0 0)) (= (select .cse0 1) 99) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (= (select .cse0 6) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select .cse0 2) 109) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse1 1) 0) (= |v_#NULL.offset_1| 0) (= 99 (select .cse0 5)) (= 7 (select |v_#length_1| 2)) (= (select .cse0 4) 46))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {43#true} is VALID [2022-04-27 19:19:27,037 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} [123] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {43#true} is VALID [2022-04-27 19:19:27,038 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {43#true} {43#true} [164] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {43#true} is VALID [2022-04-27 19:19:27,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-04-27 19:19:27,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 19:19:27,044 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {43#true} is VALID [2022-04-27 19:19:27,045 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} [128] L12-->L12-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,045 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,046 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {43#true} [165] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~a~0_12 4294967296) 2) 1 0)) InVars {main_~a~0=v_main_~a~0_12} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[assume_abort_if_not_#in~cond, main_~a~0] {44#false} is VALID [2022-04-27 19:19:27,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-04-27 19:19:27,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 19:19:27,059 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {43#true} is VALID [2022-04-27 19:19:27,060 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} [128] L12-->L12-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,060 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,060 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} [166] assume_abort_if_notEXIT-->L28-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= (mod v_main_~b~0_11 4294967296) 2) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~b~0=v_main_~b~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~b~0, assume_abort_if_not_#in~cond] {44#false} is VALID [2022-04-27 19:19:27,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-04-27 19:19:27,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 19:19:27,072 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {43#true} is VALID [2022-04-27 19:19:27,073 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} [128] L12-->L12-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,073 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,073 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} [167] assume_abort_if_notEXIT-->L29: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 (mod v_main_~a~0_13 4294967296)) 1 0)) InVars {main_~a~0=v_main_~a~0_13} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[assume_abort_if_not_#in~cond, main_~a~0] {44#false} is VALID [2022-04-27 19:19:27,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-04-27 19:19:27,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 19:19:27,083 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {43#true} is VALID [2022-04-27 19:19:27,084 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} [128] L12-->L12-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,084 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,084 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} [168] assume_abort_if_notEXIT-->L30: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 (mod v_main_~b~0_12 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~b~0=v_main_~b~0_12} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~b~0, assume_abort_if_not_#in~cond] {44#false} is VALID [2022-04-27 19:19:27,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-04-27 19:19:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 19:19:27,093 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {43#true} is VALID [2022-04-27 19:19:27,093 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} [128] L12-->L12-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,094 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,094 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} [169] assume_abort_if_notEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= (mod v_main_~a~0_14 4294967296) 65535) 1 0) |v_assume_abort_if_not_#in~condInParam_5|) InVars {main_~a~0=v_main_~a~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_5|} AuxVars[] AssignedVars[assume_abort_if_not_#in~cond, main_~a~0] {44#false} is VALID [2022-04-27 19:19:27,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-04-27 19:19:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 19:19:27,100 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {43#true} is VALID [2022-04-27 19:19:27,100 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} [128] L12-->L12-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,100 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,101 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} [170] assume_abort_if_notEXIT-->L33: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_6| (ite (<= (mod v_main_~b~0_13 4294967296) 65535) 1 0)) InVars {main_~b~0=v_main_~b~0_13} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_6|} AuxVars[] AssignedVars[main_~b~0, assume_abort_if_not_#in~cond] {44#false} is VALID [2022-04-27 19:19:27,102 INFO L272 TraceCheckUtils]: 0: Hoare triple {43#true} [118] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {72#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-27 19:19:27,102 INFO L290 TraceCheckUtils]: 1: Hoare triple {72#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [120] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse1 (select |v_#memory_int_1| 1)) (.cse0 (select |v_#memory_int_1| 2))) (and (= 49 (select .cse0 3)) (= 48 (select .cse1 0)) (= 108 (select .cse0 0)) (= (select .cse0 1) 99) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (= (select .cse0 6) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select .cse0 2) 109) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse1 1) 0) (= |v_#NULL.offset_1| 0) (= 99 (select .cse0 5)) (= 7 (select |v_#length_1| 2)) (= (select .cse0 4) 46))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {43#true} is VALID [2022-04-27 19:19:27,102 INFO L290 TraceCheckUtils]: 2: Hoare triple {43#true} [123] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {43#true} is VALID [2022-04-27 19:19:27,103 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {43#true} {43#true} [164] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {43#true} is VALID [2022-04-27 19:19:27,103 INFO L272 TraceCheckUtils]: 4: Hoare triple {43#true} [119] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {43#true} is VALID [2022-04-27 19:19:27,103 INFO L290 TraceCheckUtils]: 5: Hoare triple {43#true} [122] mainENTRY-->L26: Formula: (= v_main_~a~0_2 |v_main_#t~nondet4_2|) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~v~0=v_main_~v~0_3, main_~x~0=v_main_~x~0_3, main_~y~0=v_main_~y~0_5, main_~b~0=v_main_~b~0_2, main_~u~0=v_main_~u~0_4, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet4, main_~v~0, main_~x~0, main_~y~0, main_~b~0, main_~u~0, main_~a~0] {43#true} is VALID [2022-04-27 19:19:27,103 INFO L272 TraceCheckUtils]: 6: Hoare triple {43#true} [124] L26-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~a~0_12 4294967296) 2) 1 0)) InVars {main_~a~0=v_main_~a~0_12} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[assume_abort_if_not_#in~cond, main_~a~0] {43#true} is VALID [2022-04-27 19:19:27,103 INFO L290 TraceCheckUtils]: 7: Hoare triple {43#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {43#true} is VALID [2022-04-27 19:19:27,104 INFO L290 TraceCheckUtils]: 8: Hoare triple {43#true} [128] L12-->L12-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,104 INFO L290 TraceCheckUtils]: 9: Hoare triple {44#false} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,104 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {44#false} {43#true} [165] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~a~0_12 4294967296) 2) 1 0)) InVars {main_~a~0=v_main_~a~0_12} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[assume_abort_if_not_#in~cond, main_~a~0] {44#false} is VALID [2022-04-27 19:19:27,104 INFO L290 TraceCheckUtils]: 11: Hoare triple {44#false} [125] L26-1-->L28: Formula: (= v_main_~b~0_3 |v_main_#t~nondet5_2|) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~b~0=v_main_~b~0_3} AuxVars[] AssignedVars[main_#t~nondet5, main_~b~0] {44#false} is VALID [2022-04-27 19:19:27,105 INFO L272 TraceCheckUtils]: 12: Hoare triple {44#false} [127] L28-->assume_abort_if_notENTRY: Formula: (= (ite (<= (mod v_main_~b~0_11 4294967296) 2) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~b~0=v_main_~b~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~b~0, assume_abort_if_not_#in~cond] {43#true} is VALID [2022-04-27 19:19:27,105 INFO L290 TraceCheckUtils]: 13: Hoare triple {43#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {43#true} is VALID [2022-04-27 19:19:27,105 INFO L290 TraceCheckUtils]: 14: Hoare triple {43#true} [128] L12-->L12-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,105 INFO L290 TraceCheckUtils]: 15: Hoare triple {44#false} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,106 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {44#false} {44#false} [166] assume_abort_if_notEXIT-->L28-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= (mod v_main_~b~0_11 4294967296) 2) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~b~0=v_main_~b~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~b~0, assume_abort_if_not_#in~cond] {44#false} is VALID [2022-04-27 19:19:27,106 INFO L272 TraceCheckUtils]: 17: Hoare triple {44#false} [130] L28-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 (mod v_main_~a~0_13 4294967296)) 1 0)) InVars {main_~a~0=v_main_~a~0_13} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[assume_abort_if_not_#in~cond, main_~a~0] {43#true} is VALID [2022-04-27 19:19:27,106 INFO L290 TraceCheckUtils]: 18: Hoare triple {43#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {43#true} is VALID [2022-04-27 19:19:27,107 INFO L290 TraceCheckUtils]: 19: Hoare triple {43#true} [128] L12-->L12-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,107 INFO L290 TraceCheckUtils]: 20: Hoare triple {44#false} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,107 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {44#false} {44#false} [167] assume_abort_if_notEXIT-->L29: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 (mod v_main_~a~0_13 4294967296)) 1 0)) InVars {main_~a~0=v_main_~a~0_13} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[assume_abort_if_not_#in~cond, main_~a~0] {44#false} is VALID [2022-04-27 19:19:27,107 INFO L272 TraceCheckUtils]: 22: Hoare triple {44#false} [132] L29-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 (mod v_main_~b~0_12 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~b~0=v_main_~b~0_12} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~b~0, assume_abort_if_not_#in~cond] {43#true} is VALID [2022-04-27 19:19:27,107 INFO L290 TraceCheckUtils]: 23: Hoare triple {43#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {43#true} is VALID [2022-04-27 19:19:27,108 INFO L290 TraceCheckUtils]: 24: Hoare triple {43#true} [128] L12-->L12-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,108 INFO L290 TraceCheckUtils]: 25: Hoare triple {44#false} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,108 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {44#false} {44#false} [168] assume_abort_if_notEXIT-->L30: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 (mod v_main_~b~0_12 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~b~0=v_main_~b~0_12} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~b~0, assume_abort_if_not_#in~cond] {44#false} is VALID [2022-04-27 19:19:27,109 INFO L272 TraceCheckUtils]: 27: Hoare triple {44#false} [133] L30-->assume_abort_if_notENTRY: Formula: (= (ite (<= (mod v_main_~a~0_14 4294967296) 65535) 1 0) |v_assume_abort_if_not_#in~condInParam_5|) InVars {main_~a~0=v_main_~a~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_5|} AuxVars[] AssignedVars[assume_abort_if_not_#in~cond, main_~a~0] {43#true} is VALID [2022-04-27 19:19:27,109 INFO L290 TraceCheckUtils]: 28: Hoare triple {43#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {43#true} is VALID [2022-04-27 19:19:27,109 INFO L290 TraceCheckUtils]: 29: Hoare triple {43#true} [128] L12-->L12-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,109 INFO L290 TraceCheckUtils]: 30: Hoare triple {44#false} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,110 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {44#false} {44#false} [169] assume_abort_if_notEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= (mod v_main_~a~0_14 4294967296) 65535) 1 0) |v_assume_abort_if_not_#in~condInParam_5|) InVars {main_~a~0=v_main_~a~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_5|} AuxVars[] AssignedVars[assume_abort_if_not_#in~cond, main_~a~0] {44#false} is VALID [2022-04-27 19:19:27,110 INFO L272 TraceCheckUtils]: 32: Hoare triple {44#false} [134] L32-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_6| (ite (<= (mod v_main_~b~0_13 4294967296) 65535) 1 0)) InVars {main_~b~0=v_main_~b~0_13} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_6|} AuxVars[] AssignedVars[main_~b~0, assume_abort_if_not_#in~cond] {43#true} is VALID [2022-04-27 19:19:27,110 INFO L290 TraceCheckUtils]: 33: Hoare triple {43#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {43#true} is VALID [2022-04-27 19:19:27,110 INFO L290 TraceCheckUtils]: 34: Hoare triple {43#true} [128] L12-->L12-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,111 INFO L290 TraceCheckUtils]: 35: Hoare triple {44#false} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,111 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {44#false} {44#false} [170] assume_abort_if_notEXIT-->L33: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_6| (ite (<= (mod v_main_~b~0_13 4294967296) 65535) 1 0)) InVars {main_~b~0=v_main_~b~0_13} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_6|} AuxVars[] AssignedVars[main_~b~0, assume_abort_if_not_#in~cond] {44#false} is VALID [2022-04-27 19:19:27,111 INFO L290 TraceCheckUtils]: 37: Hoare triple {44#false} [135] L33-->L53-2: Formula: (and (= v_main_~b~0_7 v_main_~u~0_5) (= v_main_~b~0_7 v_main_~y~0_6) (= v_main_~v~0_4 0) (= v_main_~a~0_8 v_main_~x~0_4)) InVars {main_~b~0=v_main_~b~0_7, main_~a~0=v_main_~a~0_8} OutVars{main_~v~0=v_main_~v~0_4, main_~x~0=v_main_~x~0_4, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_7, main_~u~0=v_main_~u~0_5, main_~a~0=v_main_~a~0_8} AuxVars[] AssignedVars[main_~v~0, main_~x~0, main_~y~0, main_~u~0] {44#false} is VALID [2022-04-27 19:19:27,111 INFO L290 TraceCheckUtils]: 38: Hoare triple {44#false} [136] L53-2-->L40-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,111 INFO L272 TraceCheckUtils]: 39: Hoare triple {44#false} [139] L40-2-->__VERIFIER_assertENTRY: Formula: (= (ite (= (mod (+ (* v_main_~v~0_13 v_main_~y~0_18) (* v_main_~u~0_13 v_main_~y~0_18)) 4294967296) (mod (* v_main_~a~0_18 v_main_~b~0_17) 4294967296)) 1 0) |v___VERIFIER_assert_#in~condInParam_4|) InVars {main_~y~0=v_main_~y~0_18, main_~v~0=v_main_~v~0_13, main_~b~0=v_main_~b~0_17, main_~u~0=v_main_~u~0_13, main_~a~0=v_main_~a~0_18} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~v~0, main_~y~0, main_~b~0, main_~u~0, main_~a~0] {44#false} is VALID [2022-04-27 19:19:27,112 INFO L290 TraceCheckUtils]: 40: Hoare triple {44#false} [142] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {44#false} is VALID [2022-04-27 19:19:27,112 INFO L290 TraceCheckUtils]: 41: Hoare triple {44#false} [146] L15-->L16: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,112 INFO L290 TraceCheckUtils]: 42: Hoare triple {44#false} [152] L16-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {44#false} is VALID [2022-04-27 19:19:27,113 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-04-27 19:19:27,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-27 19:19:27,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109940029] [2022-04-27 19:19:27,114 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109940029] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-27 19:19:27,114 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-27 19:19:27,114 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-27 19:19:27,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639932789] [2022-04-27 19:19:27,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-27 19:19:27,119 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 43 [2022-04-27 19:19:27,120 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-27 19:19:27,122 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-27 19:19:27,170 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-27 19:19:27,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-27 19:19:27,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-27 19:19:27,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-27 19:19:27,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-27 19:19:27,191 INFO L87 Difference]: Start difference. First operand has 40 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 22 states have internal predecessors, (33), 13 states have call successors, (13), 4 states have call predecessors, (13), 4 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-27 19:19:27,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 19:19:27,343 INFO L93 Difference]: Finished difference Result 40 states and 51 transitions. [2022-04-27 19:19:27,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-27 19:19:27,344 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 43 [2022-04-27 19:19:27,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-27 19:19:27,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-27 19:19:27,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 59 transitions. [2022-04-27 19:19:27,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-27 19:19:27,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 59 transitions. [2022-04-27 19:19:27,361 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 3 states and 59 transitions. [2022-04-27 19:19:27,420 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-27 19:19:27,430 INFO L225 Difference]: With dead ends: 40 [2022-04-27 19:19:27,431 INFO L226 Difference]: Without dead ends: 35 [2022-04-27 19:19:27,432 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-27 19:19:27,436 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 22 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-27 19:19:27,438 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 43 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-27 19:19:27,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2022-04-27 19:19:27,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2022-04-27 19:19:27,458 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-27 19:19:27,459 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand has 35 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 13 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-04-27 19:19:27,459 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand has 35 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 13 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-04-27 19:19:27,460 INFO L87 Difference]: Start difference. First operand 35 states. Second operand has 35 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 13 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-04-27 19:19:27,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 19:19:27,465 INFO L93 Difference]: Finished difference Result 35 states and 46 transitions. [2022-04-27 19:19:27,465 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2022-04-27 19:19:27,465 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-27 19:19:27,465 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-27 19:19:27,466 INFO L74 IsIncluded]: Start isIncluded. First operand has 35 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 13 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand 35 states. [2022-04-27 19:19:27,466 INFO L87 Difference]: Start difference. First operand has 35 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 13 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand 35 states. [2022-04-27 19:19:27,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 19:19:27,469 INFO L93 Difference]: Finished difference Result 35 states and 46 transitions. [2022-04-27 19:19:27,469 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2022-04-27 19:19:27,470 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-27 19:19:27,470 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-27 19:19:27,470 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-27 19:19:27,470 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-27 19:19:27,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 13 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-04-27 19:19:27,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 46 transitions. [2022-04-27 19:19:27,473 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 46 transitions. Word has length 43 [2022-04-27 19:19:27,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-27 19:19:27,474 INFO L495 AbstractCegarLoop]: Abstraction has 35 states and 46 transitions. [2022-04-27 19:19:27,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-27 19:19:27,474 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2022-04-27 19:19:27,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-04-27 19:19:27,475 INFO L187 NwaCegarLoop]: Found error trace [2022-04-27 19:19:27,475 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-27 19:19:27,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-27 19:19:27,475 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-27 19:19:27,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-27 19:19:27,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1255008874, now seen corresponding path program 1 times [2022-04-27 19:19:27,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-27 19:19:27,476 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364466254] [2022-04-27 19:19:27,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-27 19:19:27,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-27 19:19:27,496 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-27 19:19:27,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [871307828] [2022-04-27 19:19:27,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-27 19:19:27,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-27 19:19:27,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-27 19:19:27,499 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) [2022-04-27 19:19:27,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-04-27 19:19:27,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 19:19:27,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 9 conjunts are in the unsatisfiable core [2022-04-27 19:19:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-27 19:19:27,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-27 19:19:27,807 INFO L272 TraceCheckUtils]: 0: Hoare triple {220#true} [118] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {220#true} is VALID [2022-04-27 19:19:27,808 INFO L290 TraceCheckUtils]: 1: Hoare triple {220#true} [120] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse1 (select |v_#memory_int_1| 1)) (.cse0 (select |v_#memory_int_1| 2))) (and (= 49 (select .cse0 3)) (= 48 (select .cse1 0)) (= 108 (select .cse0 0)) (= (select .cse0 1) 99) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (= (select .cse0 6) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 3) 12) (= (select .cse0 2) 109) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse1 1) 0) (= |v_#NULL.offset_1| 0) (= 99 (select .cse0 5)) (= 7 (select |v_#length_1| 2)) (= (select .cse0 4) 46))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {220#true} is VALID [2022-04-27 19:19:27,808 INFO L290 TraceCheckUtils]: 2: Hoare triple {220#true} [123] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {220#true} is VALID [2022-04-27 19:19:27,811 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {220#true} {220#true} [164] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {220#true} is VALID [2022-04-27 19:19:27,811 INFO L272 TraceCheckUtils]: 4: Hoare triple {220#true} [119] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {220#true} is VALID [2022-04-27 19:19:27,812 INFO L290 TraceCheckUtils]: 5: Hoare triple {220#true} [122] mainENTRY-->L26: Formula: (= v_main_~a~0_2 |v_main_#t~nondet4_2|) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~v~0=v_main_~v~0_3, main_~x~0=v_main_~x~0_3, main_~y~0=v_main_~y~0_5, main_~b~0=v_main_~b~0_2, main_~u~0=v_main_~u~0_4, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_#t~nondet4, main_~v~0, main_~x~0, main_~y~0, main_~b~0, main_~u~0, main_~a~0] {220#true} is VALID [2022-04-27 19:19:27,812 INFO L272 TraceCheckUtils]: 6: Hoare triple {220#true} [124] L26-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~a~0_12 4294967296) 2) 1 0)) InVars {main_~a~0=v_main_~a~0_12} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[assume_abort_if_not_#in~cond, main_~a~0] {220#true} is VALID [2022-04-27 19:19:27,812 INFO L290 TraceCheckUtils]: 7: Hoare triple {220#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {220#true} is VALID [2022-04-27 19:19:27,813 INFO L290 TraceCheckUtils]: 8: Hoare triple {220#true} [129] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {220#true} is VALID [2022-04-27 19:19:27,813 INFO L290 TraceCheckUtils]: 9: Hoare triple {220#true} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {220#true} is VALID [2022-04-27 19:19:27,814 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {220#true} {220#true} [165] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= (mod v_main_~a~0_12 4294967296) 2) 1 0)) InVars {main_~a~0=v_main_~a~0_12} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[assume_abort_if_not_#in~cond, main_~a~0] {220#true} is VALID [2022-04-27 19:19:27,815 INFO L290 TraceCheckUtils]: 11: Hoare triple {220#true} [125] L26-1-->L28: Formula: (= v_main_~b~0_3 |v_main_#t~nondet5_2|) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~b~0=v_main_~b~0_3} AuxVars[] AssignedVars[main_#t~nondet5, main_~b~0] {220#true} is VALID [2022-04-27 19:19:27,815 INFO L272 TraceCheckUtils]: 12: Hoare triple {220#true} [127] L28-->assume_abort_if_notENTRY: Formula: (= (ite (<= (mod v_main_~b~0_11 4294967296) 2) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~b~0=v_main_~b~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~b~0, assume_abort_if_not_#in~cond] {220#true} is VALID [2022-04-27 19:19:27,816 INFO L290 TraceCheckUtils]: 13: Hoare triple {220#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {220#true} is VALID [2022-04-27 19:19:27,816 INFO L290 TraceCheckUtils]: 14: Hoare triple {220#true} [129] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {220#true} is VALID [2022-04-27 19:19:27,817 INFO L290 TraceCheckUtils]: 15: Hoare triple {220#true} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {220#true} is VALID [2022-04-27 19:19:27,817 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {220#true} {220#true} [166] assume_abort_if_notEXIT-->L28-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= (mod v_main_~b~0_11 4294967296) 2) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~b~0=v_main_~b~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~b~0, assume_abort_if_not_#in~cond] {220#true} is VALID [2022-04-27 19:19:27,817 INFO L272 TraceCheckUtils]: 17: Hoare triple {220#true} [130] L28-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 (mod v_main_~a~0_13 4294967296)) 1 0)) InVars {main_~a~0=v_main_~a~0_13} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[assume_abort_if_not_#in~cond, main_~a~0] {220#true} is VALID [2022-04-27 19:19:27,818 INFO L290 TraceCheckUtils]: 18: Hoare triple {220#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {220#true} is VALID [2022-04-27 19:19:27,818 INFO L290 TraceCheckUtils]: 19: Hoare triple {220#true} [129] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {220#true} is VALID [2022-04-27 19:19:27,818 INFO L290 TraceCheckUtils]: 20: Hoare triple {220#true} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {220#true} is VALID [2022-04-27 19:19:27,818 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {220#true} {220#true} [167] assume_abort_if_notEXIT-->L29: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 (mod v_main_~a~0_13 4294967296)) 1 0)) InVars {main_~a~0=v_main_~a~0_13} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[assume_abort_if_not_#in~cond, main_~a~0] {220#true} is VALID [2022-04-27 19:19:27,818 INFO L272 TraceCheckUtils]: 22: Hoare triple {220#true} [132] L29-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 (mod v_main_~b~0_12 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~b~0=v_main_~b~0_12} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~b~0, assume_abort_if_not_#in~cond] {220#true} is VALID [2022-04-27 19:19:27,819 INFO L290 TraceCheckUtils]: 23: Hoare triple {220#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {220#true} is VALID [2022-04-27 19:19:27,819 INFO L290 TraceCheckUtils]: 24: Hoare triple {220#true} [129] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {220#true} is VALID [2022-04-27 19:19:27,819 INFO L290 TraceCheckUtils]: 25: Hoare triple {220#true} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {220#true} is VALID [2022-04-27 19:19:27,819 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {220#true} {220#true} [168] assume_abort_if_notEXIT-->L30: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 (mod v_main_~b~0_12 4294967296)) 1 0) |v_assume_abort_if_not_#in~condInParam_4|) InVars {main_~b~0=v_main_~b~0_12} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~b~0, assume_abort_if_not_#in~cond] {220#true} is VALID [2022-04-27 19:19:27,819 INFO L272 TraceCheckUtils]: 27: Hoare triple {220#true} [133] L30-->assume_abort_if_notENTRY: Formula: (= (ite (<= (mod v_main_~a~0_14 4294967296) 65535) 1 0) |v_assume_abort_if_not_#in~condInParam_5|) InVars {main_~a~0=v_main_~a~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_5|} AuxVars[] AssignedVars[assume_abort_if_not_#in~cond, main_~a~0] {220#true} is VALID [2022-04-27 19:19:27,820 INFO L290 TraceCheckUtils]: 28: Hoare triple {220#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {220#true} is VALID [2022-04-27 19:19:27,820 INFO L290 TraceCheckUtils]: 29: Hoare triple {220#true} [129] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {220#true} is VALID [2022-04-27 19:19:27,822 INFO L290 TraceCheckUtils]: 30: Hoare triple {220#true} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {220#true} is VALID [2022-04-27 19:19:27,823 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {220#true} {220#true} [169] assume_abort_if_notEXIT-->L32: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= (mod v_main_~a~0_14 4294967296) 65535) 1 0) |v_assume_abort_if_not_#in~condInParam_5|) InVars {main_~a~0=v_main_~a~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_5|} AuxVars[] AssignedVars[assume_abort_if_not_#in~cond, main_~a~0] {220#true} is VALID [2022-04-27 19:19:27,823 INFO L272 TraceCheckUtils]: 32: Hoare triple {220#true} [134] L32-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_6| (ite (<= (mod v_main_~b~0_13 4294967296) 65535) 1 0)) InVars {main_~b~0=v_main_~b~0_13} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_6|} AuxVars[] AssignedVars[main_~b~0, assume_abort_if_not_#in~cond] {220#true} is VALID [2022-04-27 19:19:27,823 INFO L290 TraceCheckUtils]: 33: Hoare triple {220#true} [126] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {220#true} is VALID [2022-04-27 19:19:27,824 INFO L290 TraceCheckUtils]: 34: Hoare triple {220#true} [129] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {220#true} is VALID [2022-04-27 19:19:27,824 INFO L290 TraceCheckUtils]: 35: Hoare triple {220#true} [131] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {220#true} is VALID [2022-04-27 19:19:27,825 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {220#true} {220#true} [170] assume_abort_if_notEXIT-->L33: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_6| (ite (<= (mod v_main_~b~0_13 4294967296) 65535) 1 0)) InVars {main_~b~0=v_main_~b~0_13} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_6|} AuxVars[] AssignedVars[main_~b~0, assume_abort_if_not_#in~cond] {220#true} is VALID [2022-04-27 19:19:27,825 INFO L290 TraceCheckUtils]: 37: Hoare triple {220#true} [135] L33-->L53-2: Formula: (and (= v_main_~b~0_7 v_main_~u~0_5) (= v_main_~b~0_7 v_main_~y~0_6) (= v_main_~v~0_4 0) (= v_main_~a~0_8 v_main_~x~0_4)) InVars {main_~b~0=v_main_~b~0_7, main_~a~0=v_main_~a~0_8} OutVars{main_~v~0=v_main_~v~0_4, main_~x~0=v_main_~x~0_4, main_~y~0=v_main_~y~0_6, main_~b~0=v_main_~b~0_7, main_~u~0=v_main_~u~0_5, main_~a~0=v_main_~a~0_8} AuxVars[] AssignedVars[main_~v~0, main_~x~0, main_~y~0, main_~u~0] {336#(and (= main_~v~0 0) (= main_~b~0 main_~u~0) (= main_~a~0 main_~x~0))} is VALID [2022-04-27 19:19:27,826 INFO L290 TraceCheckUtils]: 38: Hoare triple {336#(and (= main_~v~0 0) (= main_~b~0 main_~u~0) (= main_~a~0 main_~x~0))} [138] L53-2-->L41: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {336#(and (= main_~v~0 0) (= main_~b~0 main_~u~0) (= main_~a~0 main_~x~0))} is VALID [2022-04-27 19:19:27,828 INFO L272 TraceCheckUtils]: 39: Hoare triple {336#(and (= main_~v~0 0) (= main_~b~0 main_~u~0) (= main_~a~0 main_~x~0))} [140] L41-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (mod (* v_main_~a~0_15 v_main_~b~0_14) 4294967296) (mod (+ (* v_main_~v~0_10 v_main_~y~0_15) (* v_main_~u~0_10 v_main_~x~0_14)) 4294967296)) 1 0)) InVars {main_~v~0=v_main_~v~0_10, main_~x~0=v_main_~x~0_14, main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_14, main_~u~0=v_main_~u~0_10, main_~a~0=v_main_~a~0_15} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~v~0, main_~x~0, main_~y~0, main_~b~0, main_~u~0, main_~a~0] {343#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-27 19:19:27,828 INFO L290 TraceCheckUtils]: 40: Hoare triple {343#(<= 1 |__VERIFIER_assert_#in~cond|)} [142] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {347#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-27 19:19:27,831 INFO L290 TraceCheckUtils]: 41: Hoare triple {347#(<= 1 __VERIFIER_assert_~cond)} [146] L15-->L16: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {221#false} is VALID [2022-04-27 19:19:27,831 INFO L290 TraceCheckUtils]: 42: Hoare triple {221#false} [152] L16-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {221#false} is VALID [2022-04-27 19:19:27,831 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-04-27 19:19:27,831 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-27 19:19:27,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-27 19:19:27,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364466254] [2022-04-27 19:19:27,832 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-27 19:19:27,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [871307828] [2022-04-27 19:19:27,832 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [871307828] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-27 19:19:27,832 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-27 19:19:27,832 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-27 19:19:27,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792893936] [2022-04-27 19:19:27,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-27 19:19:27,833 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 43 [2022-04-27 19:19:27,834 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-27 19:19:27,834 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-04-27 19:19:27,873 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-27 19:19:27,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-27 19:19:27,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-27 19:19:27,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-27 19:19:27,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-27 19:19:27,874 INFO L87 Difference]: Start difference. First operand 35 states and 46 transitions. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-04-27 19:19:28,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 19:19:28,157 INFO L93 Difference]: Finished difference Result 50 states and 67 transitions. [2022-04-27 19:19:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-27 19:19:28,158 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 43 [2022-04-27 19:19:28,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-27 19:19:28,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-04-27 19:19:28,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 68 transitions. [2022-04-27 19:19:28,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-04-27 19:19:28,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 68 transitions. [2022-04-27 19:19:28,162 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 68 transitions. [2022-04-27 19:19:28,229 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 68 edges. 68 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-27 19:19:28,231 INFO L225 Difference]: With dead ends: 50 [2022-04-27 19:19:28,231 INFO L226 Difference]: Without dead ends: 50 [2022-04-27 19:19:28,231 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-27 19:19:28,232 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 11 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-27 19:19:28,232 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 131 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-27 19:19:28,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2022-04-27 19:19:28,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2022-04-27 19:19:28,236 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-27 19:19:28,236 INFO L82 GeneralOperation]: Start isEquivalent. First operand 50 states. Second operand has 48 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 28 states have internal predecessors, (34), 16 states have call successors, (16), 5 states have call predecessors, (16), 4 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-04-27 19:19:28,237 INFO L74 IsIncluded]: Start isIncluded. First operand 50 states. Second operand has 48 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 28 states have internal predecessors, (34), 16 states have call successors, (16), 5 states have call predecessors, (16), 4 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-04-27 19:19:28,237 INFO L87 Difference]: Start difference. First operand 50 states. Second operand has 48 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 28 states have internal predecessors, (34), 16 states have call successors, (16), 5 states have call predecessors, (16), 4 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-04-27 19:19:28,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 19:19:28,240 INFO L93 Difference]: Finished difference Result 50 states and 67 transitions. [2022-04-27 19:19:28,240 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2022-04-27 19:19:28,241 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-27 19:19:28,241 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-27 19:19:28,241 INFO L74 IsIncluded]: Start isIncluded. First operand has 48 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 28 states have internal predecessors, (34), 16 states have call successors, (16), 5 states have call predecessors, (16), 4 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand 50 states. [2022-04-27 19:19:28,241 INFO L87 Difference]: Start difference. First operand has 48 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 28 states have internal predecessors, (34), 16 states have call successors, (16), 5 states have call predecessors, (16), 4 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand 50 states. [2022-04-27 19:19:28,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-27 19:19:28,244 INFO L93 Difference]: Finished difference Result 50 states and 67 transitions. [2022-04-27 19:19:28,244 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2022-04-27 19:19:28,245 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-27 19:19:28,245 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-27 19:19:28,245 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-27 19:19:28,245 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-27 19:19:28,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 28 states have internal predecessors, (34), 16 states have call successors, (16), 5 states have call predecessors, (16), 4 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-04-27 19:19:28,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 64 transitions. [2022-04-27 19:19:28,247 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 64 transitions. Word has length 43 [2022-04-27 19:19:28,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-27 19:19:28,248 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 64 transitions. [2022-04-27 19:19:28,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-04-27 19:19:28,248 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 64 transitions. [2022-04-27 19:19:28,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-04-27 19:19:28,249 INFO L187 NwaCegarLoop]: Found error trace [2022-04-27 19:19:28,249 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-27 19:19:28,275 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-04-27 19:19:28,467 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 [2022-04-27 19:19:28,468 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-27 19:19:28,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-27 19:19:28,468 INFO L85 PathProgramCache]: Analyzing trace with hash -1780836073, now seen corresponding path program 1 times [2022-04-27 19:19:28,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-27 19:19:28,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971484098] [2022-04-27 19:19:28,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-27 19:19:28,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-27 19:19:28,485 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-27 19:19:28,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [924748878] [2022-04-27 19:19:28,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-27 19:19:28,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-27 19:19:28,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-27 19:19:28,500 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) [2022-04-27 19:19:28,504 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process