/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/loopacceleration/qvasr/qvasr_64.epf -i ../../../trunk/examples/svcomp/nla-digbench-scaling/ps6-ll_unwindbound5.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-fb4f59a-m [2022-04-28 01:44:11,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-28 01:44:11,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-28 01:44:11,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-28 01:44:11,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-28 01:44:11,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-28 01:44:11,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-28 01:44:11,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-28 01:44:11,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-28 01:44:11,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-28 01:44:11,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-28 01:44:11,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-28 01:44:11,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-28 01:44:11,810 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-28 01:44:11,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-28 01:44:11,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-28 01:44:11,813 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-28 01:44:11,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-28 01:44:11,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-28 01:44:11,824 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-28 01:44:11,830 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-28 01:44:11,835 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-28 01:44:11,836 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-28 01:44:11,837 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-28 01:44:11,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-28 01:44:11,840 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-28 01:44:11,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-28 01:44:11,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-28 01:44:11,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-28 01:44:11,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-28 01:44:11,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-04-28 01:44:11,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-28 01:44:11,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-28 01:44:11,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-28 01:44:11,851 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-04-28 01:44:11,872 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-28 01:44:11,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-28 01:44:11,873 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-28 01:44:11,873 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-28 01:44:11,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-28 01:44:11,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-28 01:44:11,875 INFO L138 SettingsManager]: * Use SBE=true [2022-04-28 01:44:11,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-28 01:44:11,875 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-28 01:44:11,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-28 01:44:11,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-28 01:44:11,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-28 01:44:11,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-28 01:44:11,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-28 01:44:11,876 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-28 01:44:11,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-28 01:44:11,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-28 01:44:11,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-28 01:44:11,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-28 01:44:11,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-28 01:44:11,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-28 01:44:11,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-28 01:44:11,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-28 01:44:11,877 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-28 01:44:11,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-28 01:44:11,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-28 01:44:11,878 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-04-28 01:44:11,878 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-04-28 01:44:11,880 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-28 01:44:11,881 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_QVASR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-28 01:44:12,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-28 01:44:12,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-28 01:44:12,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-28 01:44:12,140 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-28 01:44:12,144 INFO L275 PluginConnector]: CDTParser initialized [2022-04-28 01:44:12,145 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench-scaling/ps6-ll_unwindbound5.c [2022-04-28 01:44:12,193 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a1527083/a7ad10c984734dae9a55a3aa41b0e561/FLAG451d05ede [2022-04-28 01:44:12,522 INFO L306 CDTParser]: Found 1 translation units. [2022-04-28 01:44:12,523 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/ps6-ll_unwindbound5.c [2022-04-28 01:44:12,527 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a1527083/a7ad10c984734dae9a55a3aa41b0e561/FLAG451d05ede [2022-04-28 01:44:12,950 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a1527083/a7ad10c984734dae9a55a3aa41b0e561 [2022-04-28 01:44:12,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-28 01:44:12,954 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-28 01:44:12,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-28 01:44:12,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-28 01:44:12,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-28 01:44:12,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 01:44:12" (1/1) ... [2022-04-28 01:44:12,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33da1060 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 01:44:12, skipping insertion in model container [2022-04-28 01:44:12,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 01:44:12" (1/1) ... [2022-04-28 01:44:12,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-28 01:44:12,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-28 01:44:13,182 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/ps6-ll_unwindbound5.c[458,471] [2022-04-28 01:44:13,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-28 01:44:13,230 INFO L203 MainTranslator]: Completed pre-run [2022-04-28 01:44:13,248 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/ps6-ll_unwindbound5.c[458,471] [2022-04-28 01:44:13,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-28 01:44:13,287 INFO L208 MainTranslator]: Completed translation [2022-04-28 01:44:13,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 01:44:13 WrapperNode [2022-04-28 01:44:13,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-28 01:44:13,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-28 01:44:13,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-28 01:44:13,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-28 01:44:13,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 01:44:13" (1/1) ... [2022-04-28 01:44:13,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 01:44:13" (1/1) ... [2022-04-28 01:44:13,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 01:44:13" (1/1) ... [2022-04-28 01:44:13,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 01:44:13" (1/1) ... [2022-04-28 01:44:13,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 01:44:13" (1/1) ... [2022-04-28 01:44:13,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 01:44:13" (1/1) ... [2022-04-28 01:44:13,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 01:44:13" (1/1) ... [2022-04-28 01:44:13,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-28 01:44:13,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-28 01:44:13,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-28 01:44:13,332 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-28 01:44:13,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 01:44:13" (1/1) ... [2022-04-28 01:44:13,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-28 01:44:13,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 01:44:13,365 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) [2022-04-28 01:44:13,383 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 [2022-04-28 01:44:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-28 01:44:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-28 01:44:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-28 01:44:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-28 01:44:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-28 01:44:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-28 01:44:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-28 01:44:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-28 01:44:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-28 01:44:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-28 01:44:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2022-04-28 01:44:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-28 01:44:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-28 01:44:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-28 01:44:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-28 01:44:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-28 01:44:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-28 01:44:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-28 01:44:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-28 01:44:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-28 01:44:13,460 INFO L234 CfgBuilder]: Building ICFG [2022-04-28 01:44:13,462 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-28 01:44:13,634 INFO L275 CfgBuilder]: Performing block encoding [2022-04-28 01:44:13,659 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-28 01:44:13,659 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-28 01:44:13,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 01:44:13 BoogieIcfgContainer [2022-04-28 01:44:13,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-28 01:44:13,662 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-28 01:44:13,662 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-28 01:44:13,663 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-28 01:44:13,666 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 01:44:13" (1/1) ... [2022-04-28 01:44:13,668 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_QVASR [2022-04-28 01:44:13,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 28.04 01:44:13 BasicIcfg [2022-04-28 01:44:13,693 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-28 01:44:13,695 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-28 01:44:13,695 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-28 01:44:13,699 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-28 01:44:13,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.04 01:44:12" (1/4) ... [2022-04-28 01:44:13,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@203e8be1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 01:44:13, skipping insertion in model container [2022-04-28 01:44:13,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 01:44:13" (2/4) ... [2022-04-28 01:44:13,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@203e8be1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 01:44:13, skipping insertion in model container [2022-04-28 01:44:13,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 01:44:13" (3/4) ... [2022-04-28 01:44:13,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@203e8be1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.04 01:44:13, skipping insertion in model container [2022-04-28 01:44:13,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 28.04 01:44:13" (4/4) ... [2022-04-28 01:44:13,702 INFO L111 eAbstractionObserver]: Analyzing ICFG ps6-ll_unwindbound5.cqvasr [2022-04-28 01:44:13,716 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-04-28 01:44:13,716 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-28 01:44:13,767 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-28 01:44:13,773 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@165b50c, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1d756c85 [2022-04-28 01:44:13,773 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-28 01:44:13,780 INFO L276 IsEmpty]: Start isEmpty. Operand has 29 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 18 states have internal predecessors, (23), 6 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-28 01:44:13,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-04-28 01:44:13,785 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 01:44:13,786 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 01:44:13,786 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 01:44:13,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 01:44:13,791 INFO L85 PathProgramCache]: Analyzing trace with hash 843387237, now seen corresponding path program 1 times [2022-04-28 01:44:13,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 01:44:13,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573627512] [2022-04-28 01:44:13,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:13,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 01:44:13,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:13,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-28 01:44:13,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:13,976 INFO L290 TraceCheckUtils]: 0: Hoare triple {41#(and (= ~counter~0 |old(~counter~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [66] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= v_~counter~0_3 0) (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 2) 9) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{~counter~0=v_~counter~0_3, #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[~counter~0, #NULL.offset, #NULL.base] {32#true} is VALID [2022-04-28 01:44:13,977 INFO L290 TraceCheckUtils]: 1: Hoare triple {32#true} [69] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {32#true} is VALID [2022-04-28 01:44:13,977 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {32#true} {32#true} [93] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {32#true} is VALID [2022-04-28 01:44:13,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-04-28 01:44:13,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:13,987 INFO L290 TraceCheckUtils]: 0: Hoare triple {32#true} [72] assume_abort_if_notENTRY-->L7: 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] {32#true} is VALID [2022-04-28 01:44:13,988 INFO L290 TraceCheckUtils]: 1: Hoare triple {32#true} [75] L7-->L7-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {33#false} is VALID [2022-04-28 01:44:13,988 INFO L290 TraceCheckUtils]: 2: Hoare triple {33#false} [80] L7-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {33#false} is VALID [2022-04-28 01:44:13,989 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {33#false} {32#true} [94] assume_abort_if_notEXIT-->L22-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {33#false} is VALID [2022-04-28 01:44:13,990 INFO L272 TraceCheckUtils]: 0: Hoare triple {32#true} [64] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {41#(and (= ~counter~0 |old(~counter~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-28 01:44:13,991 INFO L290 TraceCheckUtils]: 1: Hoare triple {41#(and (= ~counter~0 |old(~counter~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [66] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= v_~counter~0_3 0) (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 2) 9) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{~counter~0=v_~counter~0_3, #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[~counter~0, #NULL.offset, #NULL.base] {32#true} is VALID [2022-04-28 01:44:13,991 INFO L290 TraceCheckUtils]: 2: Hoare triple {32#true} [69] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {32#true} is VALID [2022-04-28 01:44:13,991 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {32#true} {32#true} [93] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {32#true} is VALID [2022-04-28 01:44:13,992 INFO L272 TraceCheckUtils]: 4: Hoare triple {32#true} [65] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {32#true} is VALID [2022-04-28 01:44:13,992 INFO L290 TraceCheckUtils]: 5: Hoare triple {32#true} [68] mainENTRY-->L22: Formula: (and (<= |v_main_#t~nondet4_2| 32767) (<= 0 (+ |v_main_#t~nondet4_2| 32768)) (= v_main_~k~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_2, main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~k~0, main_~c~0, main_~y~0] {32#true} is VALID [2022-04-28 01:44:13,992 INFO L272 TraceCheckUtils]: 6: Hoare triple {32#true} [70] L22-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {32#true} is VALID [2022-04-28 01:44:13,992 INFO L290 TraceCheckUtils]: 7: Hoare triple {32#true} [72] assume_abort_if_notENTRY-->L7: 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] {32#true} is VALID [2022-04-28 01:44:13,993 INFO L290 TraceCheckUtils]: 8: Hoare triple {32#true} [75] L7-->L7-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {33#false} is VALID [2022-04-28 01:44:13,993 INFO L290 TraceCheckUtils]: 9: Hoare triple {33#false} [80] L7-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {33#false} is VALID [2022-04-28 01:44:13,994 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {33#false} {32#true} [94] assume_abort_if_notEXIT-->L22-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {33#false} is VALID [2022-04-28 01:44:13,994 INFO L290 TraceCheckUtils]: 11: Hoare triple {33#false} [71] L22-1-->L28-3: Formula: (and (= v_main_~c~0_2 0) (= v_main_~y~0_4 0) (= v_main_~x~0_3 0)) InVars {} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_4, main_~x~0=v_main_~x~0_3} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {33#false} is VALID [2022-04-28 01:44:13,994 INFO L290 TraceCheckUtils]: 12: Hoare triple {33#false} [73] L28-3-->L28-4: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {33#false} is VALID [2022-04-28 01:44:13,995 INFO L272 TraceCheckUtils]: 13: Hoare triple {33#false} [77] L28-4-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 6))) v_main_~y~0_9)) (- 1)) (* v_main_~y~0_9 v_main_~y~0_9) (* v_main_~x~0_8 12) (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* (- 2) v_main_~y~0_9))))) v_main_~y~0_9) (* (- 1) (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 5)) v_main_~y~0_9)))) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_8, main_~y~0=v_main_~y~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {33#false} is VALID [2022-04-28 01:44:13,995 INFO L290 TraceCheckUtils]: 14: Hoare triple {33#false} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {33#false} is VALID [2022-04-28 01:44:13,995 INFO L290 TraceCheckUtils]: 15: Hoare triple {33#false} [85] L10-->L11: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {33#false} is VALID [2022-04-28 01:44:13,995 INFO L290 TraceCheckUtils]: 16: Hoare triple {33#false} [90] L11-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {33#false} is VALID [2022-04-28 01:44:13,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 01:44:13,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 01:44:13,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573627512] [2022-04-28 01:44:13,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573627512] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 01:44:13,997 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 01:44:13,998 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-28 01:44:13,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918278073] [2022-04-28 01:44:14,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 01:44:14,004 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 17 [2022-04-28 01:44:14,006 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 01:44:14,009 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-04-28 01:44:14,044 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:14,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-28 01:44:14,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-28 01:44:14,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-28 01:44:14,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-28 01:44:14,065 INFO L87 Difference]: Start difference. First operand has 29 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 18 states have internal predecessors, (23), 6 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-04-28 01:44:14,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:14,325 INFO L93 Difference]: Finished difference Result 50 states and 65 transitions. [2022-04-28 01:44:14,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-28 01:44:14,326 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 17 [2022-04-28 01:44:14,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 01:44:14,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-04-28 01:44:14,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 65 transitions. [2022-04-28 01:44:14,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-04-28 01:44:14,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 65 transitions. [2022-04-28 01:44:14,340 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 3 states and 65 transitions. [2022-04-28 01:44:14,408 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:14,416 INFO L225 Difference]: With dead ends: 50 [2022-04-28 01:44:14,416 INFO L226 Difference]: Without dead ends: 25 [2022-04-28 01:44:14,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-28 01:44:14,422 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 10 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-28 01:44:14,423 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 34 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-28 01:44:14,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-04-28 01:44:14,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 24. [2022-04-28 01:44:14,449 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 01:44:14,450 INFO L82 GeneralOperation]: Start isEquivalent. First operand 25 states. Second operand has 24 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 15 states have internal predecessors, (17), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-04-28 01:44:14,451 INFO L74 IsIncluded]: Start isIncluded. First operand 25 states. Second operand has 24 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 15 states have internal predecessors, (17), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-04-28 01:44:14,451 INFO L87 Difference]: Start difference. First operand 25 states. Second operand has 24 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 15 states have internal predecessors, (17), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-04-28 01:44:14,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:14,455 INFO L93 Difference]: Finished difference Result 25 states and 28 transitions. [2022-04-28 01:44:14,455 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2022-04-28 01:44:14,456 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:14,456 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:14,457 INFO L74 IsIncluded]: Start isIncluded. First operand has 24 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 15 states have internal predecessors, (17), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand 25 states. [2022-04-28 01:44:14,457 INFO L87 Difference]: Start difference. First operand has 24 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 15 states have internal predecessors, (17), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand 25 states. [2022-04-28 01:44:14,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:14,460 INFO L93 Difference]: Finished difference Result 25 states and 28 transitions. [2022-04-28 01:44:14,461 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2022-04-28 01:44:14,461 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:14,461 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:14,461 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 01:44:14,461 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 01:44:14,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 15 states have internal predecessors, (17), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-04-28 01:44:14,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2022-04-28 01:44:14,466 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 27 transitions. Word has length 17 [2022-04-28 01:44:14,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 01:44:14,466 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 27 transitions. [2022-04-28 01:44:14,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-04-28 01:44:14,467 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-04-28 01:44:14,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-04-28 01:44:14,467 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 01:44:14,467 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 01:44:14,468 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-28 01:44:14,468 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 01:44:14,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 01:44:14,469 INFO L85 PathProgramCache]: Analyzing trace with hash 208087835, now seen corresponding path program 1 times [2022-04-28 01:44:14,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 01:44:14,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041838601] [2022-04-28 01:44:14,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:14,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 01:44:14,491 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 01:44:14,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [673161577] [2022-04-28 01:44:14,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:14,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 01:44:14,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 01:44:14,493 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) [2022-04-28 01:44:14,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-04-28 01:44:14,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:14,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjunts are in the unsatisfiable core [2022-04-28 01:44:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:14,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 01:44:14,818 INFO L272 TraceCheckUtils]: 0: Hoare triple {196#true} [64] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {196#true} is VALID [2022-04-28 01:44:14,819 INFO L290 TraceCheckUtils]: 1: Hoare triple {196#true} [66] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= v_~counter~0_3 0) (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 2) 9) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{~counter~0=v_~counter~0_3, #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[~counter~0, #NULL.offset, #NULL.base] {204#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:14,820 INFO L290 TraceCheckUtils]: 2: Hoare triple {204#(<= ~counter~0 0)} [69] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {204#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:14,820 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {204#(<= ~counter~0 0)} {196#true} [93] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {204#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:14,821 INFO L272 TraceCheckUtils]: 4: Hoare triple {204#(<= ~counter~0 0)} [65] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {204#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:14,821 INFO L290 TraceCheckUtils]: 5: Hoare triple {204#(<= ~counter~0 0)} [68] mainENTRY-->L22: Formula: (and (<= |v_main_#t~nondet4_2| 32767) (<= 0 (+ |v_main_#t~nondet4_2| 32768)) (= v_main_~k~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_2, main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~k~0, main_~c~0, main_~y~0] {204#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:14,822 INFO L272 TraceCheckUtils]: 6: Hoare triple {204#(<= ~counter~0 0)} [70] L22-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {204#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:14,822 INFO L290 TraceCheckUtils]: 7: Hoare triple {204#(<= ~counter~0 0)} [72] assume_abort_if_notENTRY-->L7: 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] {204#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:14,823 INFO L290 TraceCheckUtils]: 8: Hoare triple {204#(<= ~counter~0 0)} [76] L7-->L7-2: 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[] {204#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:14,823 INFO L290 TraceCheckUtils]: 9: Hoare triple {204#(<= ~counter~0 0)} [80] L7-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {204#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:14,824 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {204#(<= ~counter~0 0)} {204#(<= ~counter~0 0)} [94] assume_abort_if_notEXIT-->L22-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {204#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:14,825 INFO L290 TraceCheckUtils]: 11: Hoare triple {204#(<= ~counter~0 0)} [71] L22-1-->L28-3: Formula: (and (= v_main_~c~0_2 0) (= v_main_~y~0_4 0) (= v_main_~x~0_3 0)) InVars {} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_4, main_~x~0=v_main_~x~0_3} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {204#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:14,826 INFO L290 TraceCheckUtils]: 12: Hoare triple {204#(<= ~counter~0 0)} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {238#(<= |main_#t~post5| 0)} is VALID [2022-04-28 01:44:14,827 INFO L290 TraceCheckUtils]: 13: Hoare triple {238#(<= |main_#t~post5| 0)} [78] L28-1-->L28-4: Formula: (not (< |v_main_#t~post5_3| 5)) InVars {main_#t~post5=|v_main_#t~post5_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {197#false} is VALID [2022-04-28 01:44:14,827 INFO L272 TraceCheckUtils]: 14: Hoare triple {197#false} [77] L28-4-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 6))) v_main_~y~0_9)) (- 1)) (* v_main_~y~0_9 v_main_~y~0_9) (* v_main_~x~0_8 12) (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* (- 2) v_main_~y~0_9))))) v_main_~y~0_9) (* (- 1) (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 5)) v_main_~y~0_9)))) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_8, main_~y~0=v_main_~y~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {197#false} is VALID [2022-04-28 01:44:14,828 INFO L290 TraceCheckUtils]: 15: Hoare triple {197#false} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {197#false} is VALID [2022-04-28 01:44:14,828 INFO L290 TraceCheckUtils]: 16: Hoare triple {197#false} [85] L10-->L11: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {197#false} is VALID [2022-04-28 01:44:14,828 INFO L290 TraceCheckUtils]: 17: Hoare triple {197#false} [90] L11-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {197#false} is VALID [2022-04-28 01:44:14,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 01:44:14,829 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-28 01:44:14,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 01:44:14,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041838601] [2022-04-28 01:44:14,829 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 01:44:14,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [673161577] [2022-04-28 01:44:14,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [673161577] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 01:44:14,834 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 01:44:14,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-28 01:44:14,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295023564] [2022-04-28 01:44:14,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 01:44:14,838 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 18 [2022-04-28 01:44:14,838 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 01:44:14,839 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-04-28 01:44:14,855 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 18 edges. 18 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:14,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-28 01:44:14,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-28 01:44:14,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-28 01:44:14,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-28 01:44:14,858 INFO L87 Difference]: Start difference. First operand 24 states and 27 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-04-28 01:44:15,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:15,043 INFO L93 Difference]: Finished difference Result 34 states and 38 transitions. [2022-04-28 01:44:15,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-28 01:44:15,043 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 18 [2022-04-28 01:44:15,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 01:44:15,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-04-28 01:44:15,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 38 transitions. [2022-04-28 01:44:15,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-04-28 01:44:15,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 38 transitions. [2022-04-28 01:44:15,049 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 4 states and 38 transitions. [2022-04-28 01:44:15,088 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:15,090 INFO L225 Difference]: With dead ends: 34 [2022-04-28 01:44:15,090 INFO L226 Difference]: Without dead ends: 26 [2022-04-28 01:44:15,091 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-28 01:44:15,093 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 0 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-28 01:44:15,094 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 63 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-28 01:44:15,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-04-28 01:44:15,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-04-28 01:44:15,106 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 01:44:15,106 INFO L82 GeneralOperation]: Start isEquivalent. First operand 26 states. Second operand has 26 states, 16 states have (on average 1.1875) internal successors, (19), 17 states have internal predecessors, (19), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-04-28 01:44:15,106 INFO L74 IsIncluded]: Start isIncluded. First operand 26 states. Second operand has 26 states, 16 states have (on average 1.1875) internal successors, (19), 17 states have internal predecessors, (19), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-04-28 01:44:15,107 INFO L87 Difference]: Start difference. First operand 26 states. Second operand has 26 states, 16 states have (on average 1.1875) internal successors, (19), 17 states have internal predecessors, (19), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-04-28 01:44:15,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:15,112 INFO L93 Difference]: Finished difference Result 26 states and 29 transitions. [2022-04-28 01:44:15,113 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2022-04-28 01:44:15,113 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:15,114 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:15,114 INFO L74 IsIncluded]: Start isIncluded. First operand has 26 states, 16 states have (on average 1.1875) internal successors, (19), 17 states have internal predecessors, (19), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand 26 states. [2022-04-28 01:44:15,115 INFO L87 Difference]: Start difference. First operand has 26 states, 16 states have (on average 1.1875) internal successors, (19), 17 states have internal predecessors, (19), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand 26 states. [2022-04-28 01:44:15,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:15,119 INFO L93 Difference]: Finished difference Result 26 states and 29 transitions. [2022-04-28 01:44:15,119 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2022-04-28 01:44:15,120 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:15,120 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:15,120 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 01:44:15,120 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 01:44:15,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 16 states have (on average 1.1875) internal successors, (19), 17 states have internal predecessors, (19), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-04-28 01:44:15,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 29 transitions. [2022-04-28 01:44:15,127 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 29 transitions. Word has length 18 [2022-04-28 01:44:15,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 01:44:15,127 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 29 transitions. [2022-04-28 01:44:15,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-04-28 01:44:15,127 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2022-04-28 01:44:15,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-04-28 01:44:15,129 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 01:44:15,129 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 01:44:15,158 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-04-28 01:44:15,343 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 [2022-04-28 01:44:15,344 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 01:44:15,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 01:44:15,344 INFO L85 PathProgramCache]: Analyzing trace with hash 209190102, now seen corresponding path program 1 times [2022-04-28 01:44:15,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 01:44:15,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638329800] [2022-04-28 01:44:15,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:15,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 01:44:15,359 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 01:44:15,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [480759756] [2022-04-28 01:44:15,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:15,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 01:44:15,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 01:44:15,370 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) [2022-04-28 01:44:15,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-04-28 01:44:15,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:15,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 7 conjunts are in the unsatisfiable core [2022-04-28 01:44:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:15,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 01:44:15,558 INFO L272 TraceCheckUtils]: 0: Hoare triple {392#true} [64] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {392#true} is VALID [2022-04-28 01:44:15,559 INFO L290 TraceCheckUtils]: 1: Hoare triple {392#true} [66] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= v_~counter~0_3 0) (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 2) 9) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{~counter~0=v_~counter~0_3, #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[~counter~0, #NULL.offset, #NULL.base] {392#true} is VALID [2022-04-28 01:44:15,559 INFO L290 TraceCheckUtils]: 2: Hoare triple {392#true} [69] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {392#true} is VALID [2022-04-28 01:44:15,559 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {392#true} {392#true} [93] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {392#true} is VALID [2022-04-28 01:44:15,559 INFO L272 TraceCheckUtils]: 4: Hoare triple {392#true} [65] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {392#true} is VALID [2022-04-28 01:44:15,560 INFO L290 TraceCheckUtils]: 5: Hoare triple {392#true} [68] mainENTRY-->L22: Formula: (and (<= |v_main_#t~nondet4_2| 32767) (<= 0 (+ |v_main_#t~nondet4_2| 32768)) (= v_main_~k~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_2, main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~k~0, main_~c~0, main_~y~0] {392#true} is VALID [2022-04-28 01:44:15,560 INFO L272 TraceCheckUtils]: 6: Hoare triple {392#true} [70] L22-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {392#true} is VALID [2022-04-28 01:44:15,560 INFO L290 TraceCheckUtils]: 7: Hoare triple {392#true} [72] assume_abort_if_notENTRY-->L7: 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] {392#true} is VALID [2022-04-28 01:44:15,560 INFO L290 TraceCheckUtils]: 8: Hoare triple {392#true} [76] L7-->L7-2: 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[] {392#true} is VALID [2022-04-28 01:44:15,560 INFO L290 TraceCheckUtils]: 9: Hoare triple {392#true} [80] L7-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {392#true} is VALID [2022-04-28 01:44:15,561 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {392#true} {392#true} [94] assume_abort_if_notEXIT-->L22-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {392#true} is VALID [2022-04-28 01:44:15,561 INFO L290 TraceCheckUtils]: 11: Hoare triple {392#true} [71] L22-1-->L28-3: Formula: (and (= v_main_~c~0_2 0) (= v_main_~y~0_4 0) (= v_main_~x~0_3 0)) InVars {} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_4, main_~x~0=v_main_~x~0_3} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {430#(and (= main_~x~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:15,562 INFO L290 TraceCheckUtils]: 12: Hoare triple {430#(and (= main_~x~0 0) (= main_~y~0 0))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {430#(and (= main_~x~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:15,562 INFO L290 TraceCheckUtils]: 13: Hoare triple {430#(and (= main_~x~0 0) (= main_~y~0 0))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {430#(and (= main_~x~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:15,563 INFO L272 TraceCheckUtils]: 14: Hoare triple {430#(and (= main_~x~0 0) (= main_~y~0 0))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {440#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 01:44:15,564 INFO L290 TraceCheckUtils]: 15: Hoare triple {440#(<= 1 |__VERIFIER_assert_#in~cond|)} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {444#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 01:44:15,564 INFO L290 TraceCheckUtils]: 16: Hoare triple {444#(<= 1 __VERIFIER_assert_~cond)} [85] L10-->L11: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {393#false} is VALID [2022-04-28 01:44:15,565 INFO L290 TraceCheckUtils]: 17: Hoare triple {393#false} [90] L11-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {393#false} is VALID [2022-04-28 01:44:15,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 01:44:15,565 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-28 01:44:15,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 01:44:15,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638329800] [2022-04-28 01:44:15,566 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 01:44:15,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [480759756] [2022-04-28 01:44:15,566 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [480759756] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 01:44:15,566 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 01:44:15,566 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-28 01:44:15,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701795860] [2022-04-28 01:44:15,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 01:44:15,567 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, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 18 [2022-04-28 01:44:15,567 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 01:44:15,567 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, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-04-28 01:44:15,583 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 18 edges. 18 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:15,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-28 01:44:15,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-28 01:44:15,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-28 01:44:15,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-28 01:44:15,584 INFO L87 Difference]: Start difference. First operand 26 states and 29 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, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-04-28 01:44:15,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:15,756 INFO L93 Difference]: Finished difference Result 36 states and 41 transitions. [2022-04-28 01:44:15,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-28 01:44:15,756 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, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 18 [2022-04-28 01:44:15,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 01:44:15,756 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, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-04-28 01:44:15,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2022-04-28 01:44:15,759 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, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-04-28 01:44:15,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2022-04-28 01:44:15,761 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 41 transitions. [2022-04-28 01:44:15,809 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:15,810 INFO L225 Difference]: With dead ends: 36 [2022-04-28 01:44:15,810 INFO L226 Difference]: Without dead ends: 32 [2022-04-28 01:44:15,811 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-28 01:44:15,811 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 6 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-28 01:44:15,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 87 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-28 01:44:15,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-04-28 01:44:15,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-04-28 01:44:15,820 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 01:44:15,820 INFO L82 GeneralOperation]: Start isEquivalent. First operand 32 states. Second operand has 32 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 7 states have call successors, (7), 5 states have call predecessors, (7), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-04-28 01:44:15,821 INFO L74 IsIncluded]: Start isIncluded. First operand 32 states. Second operand has 32 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 7 states have call successors, (7), 5 states have call predecessors, (7), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-04-28 01:44:15,821 INFO L87 Difference]: Start difference. First operand 32 states. Second operand has 32 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 7 states have call successors, (7), 5 states have call predecessors, (7), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-04-28 01:44:15,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:15,823 INFO L93 Difference]: Finished difference Result 32 states and 35 transitions. [2022-04-28 01:44:15,823 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-04-28 01:44:15,823 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:15,823 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:15,824 INFO L74 IsIncluded]: Start isIncluded. First operand has 32 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 7 states have call successors, (7), 5 states have call predecessors, (7), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand 32 states. [2022-04-28 01:44:15,824 INFO L87 Difference]: Start difference. First operand has 32 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 7 states have call successors, (7), 5 states have call predecessors, (7), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand 32 states. [2022-04-28 01:44:15,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:15,826 INFO L93 Difference]: Finished difference Result 32 states and 35 transitions. [2022-04-28 01:44:15,826 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-04-28 01:44:15,827 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:15,827 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:15,827 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 01:44:15,827 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 01:44:15,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 7 states have call successors, (7), 5 states have call predecessors, (7), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-04-28 01:44:15,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 35 transitions. [2022-04-28 01:44:15,829 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 35 transitions. Word has length 18 [2022-04-28 01:44:15,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 01:44:15,829 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 35 transitions. [2022-04-28 01:44:15,830 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, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-04-28 01:44:15,830 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-04-28 01:44:15,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-04-28 01:44:15,830 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 01:44:15,830 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 01:44:15,858 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-04-28 01:44:16,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-04-28 01:44:16,055 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 01:44:16,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 01:44:16,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1223799235, now seen corresponding path program 1 times [2022-04-28 01:44:16,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 01:44:16,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660400701] [2022-04-28 01:44:16,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:16,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 01:44:16,076 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 01:44:16,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1490432249] [2022-04-28 01:44:16,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:16,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 01:44:16,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 01:44:16,078 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-28 01:44:16,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-04-28 01:44:16,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:16,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 7 conjunts are in the unsatisfiable core [2022-04-28 01:44:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:16,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 01:44:16,336 INFO L272 TraceCheckUtils]: 0: Hoare triple {614#true} [64] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {614#true} is VALID [2022-04-28 01:44:16,337 INFO L290 TraceCheckUtils]: 1: Hoare triple {614#true} [66] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= v_~counter~0_3 0) (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 2) 9) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{~counter~0=v_~counter~0_3, #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[~counter~0, #NULL.offset, #NULL.base] {622#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:16,338 INFO L290 TraceCheckUtils]: 2: Hoare triple {622#(<= ~counter~0 0)} [69] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {622#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:16,338 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {622#(<= ~counter~0 0)} {614#true} [93] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {622#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:16,339 INFO L272 TraceCheckUtils]: 4: Hoare triple {622#(<= ~counter~0 0)} [65] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {622#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:16,339 INFO L290 TraceCheckUtils]: 5: Hoare triple {622#(<= ~counter~0 0)} [68] mainENTRY-->L22: Formula: (and (<= |v_main_#t~nondet4_2| 32767) (<= 0 (+ |v_main_#t~nondet4_2| 32768)) (= v_main_~k~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_2, main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~k~0, main_~c~0, main_~y~0] {622#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:16,340 INFO L272 TraceCheckUtils]: 6: Hoare triple {622#(<= ~counter~0 0)} [70] L22-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {622#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:16,340 INFO L290 TraceCheckUtils]: 7: Hoare triple {622#(<= ~counter~0 0)} [72] assume_abort_if_notENTRY-->L7: 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] {622#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:16,341 INFO L290 TraceCheckUtils]: 8: Hoare triple {622#(<= ~counter~0 0)} [76] L7-->L7-2: 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[] {622#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:16,341 INFO L290 TraceCheckUtils]: 9: Hoare triple {622#(<= ~counter~0 0)} [80] L7-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {622#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:16,345 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {622#(<= ~counter~0 0)} {622#(<= ~counter~0 0)} [94] assume_abort_if_notEXIT-->L22-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {622#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:16,345 INFO L290 TraceCheckUtils]: 11: Hoare triple {622#(<= ~counter~0 0)} [71] L22-1-->L28-3: Formula: (and (= v_main_~c~0_2 0) (= v_main_~y~0_4 0) (= v_main_~x~0_3 0)) InVars {} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_4, main_~x~0=v_main_~x~0_3} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {622#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:16,353 INFO L290 TraceCheckUtils]: 12: Hoare triple {622#(<= ~counter~0 0)} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {656#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:16,354 INFO L290 TraceCheckUtils]: 13: Hoare triple {656#(<= ~counter~0 1)} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {656#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:16,355 INFO L272 TraceCheckUtils]: 14: Hoare triple {656#(<= ~counter~0 1)} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {656#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:16,355 INFO L290 TraceCheckUtils]: 15: Hoare triple {656#(<= ~counter~0 1)} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {656#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:16,356 INFO L290 TraceCheckUtils]: 16: Hoare triple {656#(<= ~counter~0 1)} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {656#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:16,356 INFO L290 TraceCheckUtils]: 17: Hoare triple {656#(<= ~counter~0 1)} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {656#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:16,360 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {656#(<= ~counter~0 1)} {656#(<= ~counter~0 1)} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {656#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:16,361 INFO L290 TraceCheckUtils]: 19: Hoare triple {656#(<= ~counter~0 1)} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {656#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:16,361 INFO L290 TraceCheckUtils]: 20: Hoare triple {656#(<= ~counter~0 1)} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {681#(<= |main_#t~post5| 1)} is VALID [2022-04-28 01:44:16,362 INFO L290 TraceCheckUtils]: 21: Hoare triple {681#(<= |main_#t~post5| 1)} [78] L28-1-->L28-4: Formula: (not (< |v_main_#t~post5_3| 5)) InVars {main_#t~post5=|v_main_#t~post5_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {615#false} is VALID [2022-04-28 01:44:16,362 INFO L272 TraceCheckUtils]: 22: Hoare triple {615#false} [77] L28-4-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 6))) v_main_~y~0_9)) (- 1)) (* v_main_~y~0_9 v_main_~y~0_9) (* v_main_~x~0_8 12) (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* (- 2) v_main_~y~0_9))))) v_main_~y~0_9) (* (- 1) (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 5)) v_main_~y~0_9)))) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_8, main_~y~0=v_main_~y~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {615#false} is VALID [2022-04-28 01:44:16,362 INFO L290 TraceCheckUtils]: 23: Hoare triple {615#false} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {615#false} is VALID [2022-04-28 01:44:16,363 INFO L290 TraceCheckUtils]: 24: Hoare triple {615#false} [85] L10-->L11: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {615#false} is VALID [2022-04-28 01:44:16,363 INFO L290 TraceCheckUtils]: 25: Hoare triple {615#false} [90] L11-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {615#false} is VALID [2022-04-28 01:44:16,363 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 01:44:16,364 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 01:44:16,563 INFO L290 TraceCheckUtils]: 25: Hoare triple {615#false} [90] L11-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {615#false} is VALID [2022-04-28 01:44:16,564 INFO L290 TraceCheckUtils]: 24: Hoare triple {615#false} [85] L10-->L11: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {615#false} is VALID [2022-04-28 01:44:16,564 INFO L290 TraceCheckUtils]: 23: Hoare triple {615#false} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {615#false} is VALID [2022-04-28 01:44:16,564 INFO L272 TraceCheckUtils]: 22: Hoare triple {615#false} [77] L28-4-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 6))) v_main_~y~0_9)) (- 1)) (* v_main_~y~0_9 v_main_~y~0_9) (* v_main_~x~0_8 12) (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* (- 2) v_main_~y~0_9))))) v_main_~y~0_9) (* (- 1) (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 5)) v_main_~y~0_9)))) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_8, main_~y~0=v_main_~y~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {615#false} is VALID [2022-04-28 01:44:16,565 INFO L290 TraceCheckUtils]: 21: Hoare triple {709#(< |main_#t~post5| 5)} [78] L28-1-->L28-4: Formula: (not (< |v_main_#t~post5_3| 5)) InVars {main_#t~post5=|v_main_#t~post5_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {615#false} is VALID [2022-04-28 01:44:16,567 INFO L290 TraceCheckUtils]: 20: Hoare triple {713#(< ~counter~0 5)} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {709#(< |main_#t~post5| 5)} is VALID [2022-04-28 01:44:16,568 INFO L290 TraceCheckUtils]: 19: Hoare triple {713#(< ~counter~0 5)} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {713#(< ~counter~0 5)} is VALID [2022-04-28 01:44:16,568 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {614#true} {713#(< ~counter~0 5)} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {713#(< ~counter~0 5)} is VALID [2022-04-28 01:44:16,569 INFO L290 TraceCheckUtils]: 17: Hoare triple {614#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {614#true} is VALID [2022-04-28 01:44:16,569 INFO L290 TraceCheckUtils]: 16: Hoare triple {614#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {614#true} is VALID [2022-04-28 01:44:16,569 INFO L290 TraceCheckUtils]: 15: Hoare triple {614#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {614#true} is VALID [2022-04-28 01:44:16,569 INFO L272 TraceCheckUtils]: 14: Hoare triple {713#(< ~counter~0 5)} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {614#true} is VALID [2022-04-28 01:44:16,569 INFO L290 TraceCheckUtils]: 13: Hoare triple {713#(< ~counter~0 5)} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {713#(< ~counter~0 5)} is VALID [2022-04-28 01:44:16,570 INFO L290 TraceCheckUtils]: 12: Hoare triple {738#(< ~counter~0 4)} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {713#(< ~counter~0 5)} is VALID [2022-04-28 01:44:16,570 INFO L290 TraceCheckUtils]: 11: Hoare triple {738#(< ~counter~0 4)} [71] L22-1-->L28-3: Formula: (and (= v_main_~c~0_2 0) (= v_main_~y~0_4 0) (= v_main_~x~0_3 0)) InVars {} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_4, main_~x~0=v_main_~x~0_3} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {738#(< ~counter~0 4)} is VALID [2022-04-28 01:44:16,571 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {614#true} {738#(< ~counter~0 4)} [94] assume_abort_if_notEXIT-->L22-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {738#(< ~counter~0 4)} is VALID [2022-04-28 01:44:16,571 INFO L290 TraceCheckUtils]: 9: Hoare triple {614#true} [80] L7-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {614#true} is VALID [2022-04-28 01:44:16,571 INFO L290 TraceCheckUtils]: 8: Hoare triple {614#true} [76] L7-->L7-2: 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[] {614#true} is VALID [2022-04-28 01:44:16,571 INFO L290 TraceCheckUtils]: 7: Hoare triple {614#true} [72] assume_abort_if_notENTRY-->L7: 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] {614#true} is VALID [2022-04-28 01:44:16,572 INFO L272 TraceCheckUtils]: 6: Hoare triple {738#(< ~counter~0 4)} [70] L22-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {614#true} is VALID [2022-04-28 01:44:16,574 INFO L290 TraceCheckUtils]: 5: Hoare triple {738#(< ~counter~0 4)} [68] mainENTRY-->L22: Formula: (and (<= |v_main_#t~nondet4_2| 32767) (<= 0 (+ |v_main_#t~nondet4_2| 32768)) (= v_main_~k~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_2, main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~k~0, main_~c~0, main_~y~0] {738#(< ~counter~0 4)} is VALID [2022-04-28 01:44:16,574 INFO L272 TraceCheckUtils]: 4: Hoare triple {738#(< ~counter~0 4)} [65] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {738#(< ~counter~0 4)} is VALID [2022-04-28 01:44:16,575 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {738#(< ~counter~0 4)} {614#true} [93] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {738#(< ~counter~0 4)} is VALID [2022-04-28 01:44:16,576 INFO L290 TraceCheckUtils]: 2: Hoare triple {738#(< ~counter~0 4)} [69] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {738#(< ~counter~0 4)} is VALID [2022-04-28 01:44:16,577 INFO L290 TraceCheckUtils]: 1: Hoare triple {614#true} [66] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= v_~counter~0_3 0) (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 2) 9) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{~counter~0=v_~counter~0_3, #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[~counter~0, #NULL.offset, #NULL.base] {738#(< ~counter~0 4)} is VALID [2022-04-28 01:44:16,577 INFO L272 TraceCheckUtils]: 0: Hoare triple {614#true} [64] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {614#true} is VALID [2022-04-28 01:44:16,577 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 01:44:16,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 01:44:16,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660400701] [2022-04-28 01:44:16,578 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 01:44:16,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1490432249] [2022-04-28 01:44:16,578 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1490432249] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-28 01:44:16,578 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-28 01:44:16,578 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-04-28 01:44:16,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305693647] [2022-04-28 01:44:16,578 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-28 01:44:16,579 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.125) internal successors, (33), 8 states have internal predecessors, (33), 6 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 4 states have call predecessors, (6), 5 states have call successors, (6) Word has length 26 [2022-04-28 01:44:16,579 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 01:44:16,579 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 4.125) internal successors, (33), 8 states have internal predecessors, (33), 6 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 4 states have call predecessors, (6), 5 states have call successors, (6) [2022-04-28 01:44:16,630 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:16,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-28 01:44:16,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-28 01:44:16,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-28 01:44:16,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-04-28 01:44:16,631 INFO L87 Difference]: Start difference. First operand 32 states and 35 transitions. Second operand has 8 states, 8 states have (on average 4.125) internal successors, (33), 8 states have internal predecessors, (33), 6 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 4 states have call predecessors, (6), 5 states have call successors, (6) [2022-04-28 01:44:16,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:16,872 INFO L93 Difference]: Finished difference Result 66 states and 76 transitions. [2022-04-28 01:44:16,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-04-28 01:44:16,872 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.125) internal successors, (33), 8 states have internal predecessors, (33), 6 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 4 states have call predecessors, (6), 5 states have call successors, (6) Word has length 26 [2022-04-28 01:44:16,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 01:44:16,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 4.125) internal successors, (33), 8 states have internal predecessors, (33), 6 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 4 states have call predecessors, (6), 5 states have call successors, (6) [2022-04-28 01:44:16,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 76 transitions. [2022-04-28 01:44:16,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 4.125) internal successors, (33), 8 states have internal predecessors, (33), 6 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 4 states have call predecessors, (6), 5 states have call successors, (6) [2022-04-28 01:44:16,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 76 transitions. [2022-04-28 01:44:16,879 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 10 states and 76 transitions. [2022-04-28 01:44:16,952 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:16,959 INFO L225 Difference]: With dead ends: 66 [2022-04-28 01:44:16,959 INFO L226 Difference]: Without dead ends: 58 [2022-04-28 01:44:16,960 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-04-28 01:44:16,963 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 35 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-28 01:44:16,964 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 95 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-28 01:44:16,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2022-04-28 01:44:16,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 54. [2022-04-28 01:44:16,987 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 01:44:16,987 INFO L82 GeneralOperation]: Start isEquivalent. First operand 58 states. Second operand has 54 states, 34 states have (on average 1.2058823529411764) internal successors, (41), 37 states have internal predecessors, (41), 13 states have call successors, (13), 7 states have call predecessors, (13), 6 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-28 01:44:16,987 INFO L74 IsIncluded]: Start isIncluded. First operand 58 states. Second operand has 54 states, 34 states have (on average 1.2058823529411764) internal successors, (41), 37 states have internal predecessors, (41), 13 states have call successors, (13), 7 states have call predecessors, (13), 6 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-28 01:44:16,988 INFO L87 Difference]: Start difference. First operand 58 states. Second operand has 54 states, 34 states have (on average 1.2058823529411764) internal successors, (41), 37 states have internal predecessors, (41), 13 states have call successors, (13), 7 states have call predecessors, (13), 6 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-28 01:44:16,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:16,990 INFO L93 Difference]: Finished difference Result 58 states and 65 transitions. [2022-04-28 01:44:16,991 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2022-04-28 01:44:16,991 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:16,991 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:16,992 INFO L74 IsIncluded]: Start isIncluded. First operand has 54 states, 34 states have (on average 1.2058823529411764) internal successors, (41), 37 states have internal predecessors, (41), 13 states have call successors, (13), 7 states have call predecessors, (13), 6 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand 58 states. [2022-04-28 01:44:16,992 INFO L87 Difference]: Start difference. First operand has 54 states, 34 states have (on average 1.2058823529411764) internal successors, (41), 37 states have internal predecessors, (41), 13 states have call successors, (13), 7 states have call predecessors, (13), 6 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand 58 states. [2022-04-28 01:44:16,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:16,995 INFO L93 Difference]: Finished difference Result 58 states and 65 transitions. [2022-04-28 01:44:16,995 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2022-04-28 01:44:16,996 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:16,996 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:16,996 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 01:44:16,996 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 01:44:16,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 34 states have (on average 1.2058823529411764) internal successors, (41), 37 states have internal predecessors, (41), 13 states have call successors, (13), 7 states have call predecessors, (13), 6 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-28 01:44:16,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 63 transitions. [2022-04-28 01:44:16,999 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 63 transitions. Word has length 26 [2022-04-28 01:44:16,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 01:44:16,999 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 63 transitions. [2022-04-28 01:44:17,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.125) internal successors, (33), 8 states have internal predecessors, (33), 6 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (6), 4 states have call predecessors, (6), 5 states have call successors, (6) [2022-04-28 01:44:17,000 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2022-04-28 01:44:17,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-04-28 01:44:17,000 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 01:44:17,000 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 01:44:17,020 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-04-28 01:44:17,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 01:44:17,211 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 01:44:17,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 01:44:17,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1222696968, now seen corresponding path program 1 times [2022-04-28 01:44:17,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 01:44:17,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673836941] [2022-04-28 01:44:17,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:17,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 01:44:17,239 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 01:44:17,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1034202753] [2022-04-28 01:44:17,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:17,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 01:44:17,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 01:44:17,241 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-28 01:44:17,258 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-04-28 01:44:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:17,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 11 conjunts are in the unsatisfiable core [2022-04-28 01:44:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:17,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 01:44:17,488 INFO L272 TraceCheckUtils]: 0: Hoare triple {1072#true} [64] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1072#true} is VALID [2022-04-28 01:44:17,489 INFO L290 TraceCheckUtils]: 1: Hoare triple {1072#true} [66] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= v_~counter~0_3 0) (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 2) 9) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{~counter~0=v_~counter~0_3, #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[~counter~0, #NULL.offset, #NULL.base] {1072#true} is VALID [2022-04-28 01:44:17,489 INFO L290 TraceCheckUtils]: 2: Hoare triple {1072#true} [69] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1072#true} is VALID [2022-04-28 01:44:17,489 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1072#true} {1072#true} [93] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1072#true} is VALID [2022-04-28 01:44:17,489 INFO L272 TraceCheckUtils]: 4: Hoare triple {1072#true} [65] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1072#true} is VALID [2022-04-28 01:44:17,489 INFO L290 TraceCheckUtils]: 5: Hoare triple {1072#true} [68] mainENTRY-->L22: Formula: (and (<= |v_main_#t~nondet4_2| 32767) (<= 0 (+ |v_main_#t~nondet4_2| 32768)) (= v_main_~k~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_2, main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~k~0, main_~c~0, main_~y~0] {1072#true} is VALID [2022-04-28 01:44:17,490 INFO L272 TraceCheckUtils]: 6: Hoare triple {1072#true} [70] L22-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {1072#true} is VALID [2022-04-28 01:44:17,490 INFO L290 TraceCheckUtils]: 7: Hoare triple {1072#true} [72] assume_abort_if_notENTRY-->L7: 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] {1072#true} is VALID [2022-04-28 01:44:17,490 INFO L290 TraceCheckUtils]: 8: Hoare triple {1072#true} [76] L7-->L7-2: 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[] {1072#true} is VALID [2022-04-28 01:44:17,490 INFO L290 TraceCheckUtils]: 9: Hoare triple {1072#true} [80] L7-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1072#true} is VALID [2022-04-28 01:44:17,490 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1072#true} {1072#true} [94] assume_abort_if_notEXIT-->L22-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {1072#true} is VALID [2022-04-28 01:44:17,492 INFO L290 TraceCheckUtils]: 11: Hoare triple {1072#true} [71] L22-1-->L28-3: Formula: (and (= v_main_~c~0_2 0) (= v_main_~y~0_4 0) (= v_main_~x~0_3 0)) InVars {} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_4, main_~x~0=v_main_~x~0_3} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {1110#(and (= main_~x~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:17,496 INFO L290 TraceCheckUtils]: 12: Hoare triple {1110#(and (= main_~x~0 0) (= main_~y~0 0))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {1110#(and (= main_~x~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:17,497 INFO L290 TraceCheckUtils]: 13: Hoare triple {1110#(and (= main_~x~0 0) (= main_~y~0 0))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {1110#(and (= main_~x~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:17,497 INFO L272 TraceCheckUtils]: 14: Hoare triple {1110#(and (= main_~x~0 0) (= main_~y~0 0))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1072#true} is VALID [2022-04-28 01:44:17,497 INFO L290 TraceCheckUtils]: 15: Hoare triple {1072#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1072#true} is VALID [2022-04-28 01:44:17,497 INFO L290 TraceCheckUtils]: 16: Hoare triple {1072#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1072#true} is VALID [2022-04-28 01:44:17,498 INFO L290 TraceCheckUtils]: 17: Hoare triple {1072#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1072#true} is VALID [2022-04-28 01:44:17,498 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {1072#true} {1110#(and (= main_~x~0 0) (= main_~y~0 0))} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1110#(and (= main_~x~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:17,499 INFO L290 TraceCheckUtils]: 19: Hoare triple {1110#(and (= main_~x~0 0) (= main_~y~0 0))} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {1135#(and (= (+ (- 1) main_~y~0) 0) (= (+ main_~x~0 (* (- 1) main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) 0))} is VALID [2022-04-28 01:44:17,500 INFO L290 TraceCheckUtils]: 20: Hoare triple {1135#(and (= (+ (- 1) main_~y~0) 0) (= (+ main_~x~0 (* (- 1) main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) 0))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {1135#(and (= (+ (- 1) main_~y~0) 0) (= (+ main_~x~0 (* (- 1) main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) 0))} is VALID [2022-04-28 01:44:17,500 INFO L290 TraceCheckUtils]: 21: Hoare triple {1135#(and (= (+ (- 1) main_~y~0) 0) (= (+ main_~x~0 (* (- 1) main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) 0))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {1135#(and (= (+ (- 1) main_~y~0) 0) (= (+ main_~x~0 (* (- 1) main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) 0))} is VALID [2022-04-28 01:44:17,501 INFO L272 TraceCheckUtils]: 22: Hoare triple {1135#(and (= (+ (- 1) main_~y~0) 0) (= (+ main_~x~0 (* (- 1) main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) 0))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1145#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 01:44:17,502 INFO L290 TraceCheckUtils]: 23: Hoare triple {1145#(<= 1 |__VERIFIER_assert_#in~cond|)} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1149#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 01:44:17,502 INFO L290 TraceCheckUtils]: 24: Hoare triple {1149#(<= 1 __VERIFIER_assert_~cond)} [85] L10-->L11: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {1073#false} is VALID [2022-04-28 01:44:17,503 INFO L290 TraceCheckUtils]: 25: Hoare triple {1073#false} [90] L11-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1073#false} is VALID [2022-04-28 01:44:17,503 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-28 01:44:17,503 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 01:44:17,722 INFO L290 TraceCheckUtils]: 25: Hoare triple {1073#false} [90] L11-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1073#false} is VALID [2022-04-28 01:44:17,723 INFO L290 TraceCheckUtils]: 24: Hoare triple {1149#(<= 1 __VERIFIER_assert_~cond)} [85] L10-->L11: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {1073#false} is VALID [2022-04-28 01:44:17,723 INFO L290 TraceCheckUtils]: 23: Hoare triple {1145#(<= 1 |__VERIFIER_assert_#in~cond|)} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1149#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 01:44:17,724 INFO L272 TraceCheckUtils]: 22: Hoare triple {1165#(= (+ (* 2 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 6 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 5 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0))) (+ (* main_~x~0 12) (* main_~y~0 main_~y~0)))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1145#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 01:44:17,725 INFO L290 TraceCheckUtils]: 21: Hoare triple {1165#(= (+ (* 2 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 6 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 5 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0))) (+ (* main_~x~0 12) (* main_~y~0 main_~y~0)))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {1165#(= (+ (* 2 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 6 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 5 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0))) (+ (* main_~x~0 12) (* main_~y~0 main_~y~0)))} is VALID [2022-04-28 01:44:17,725 INFO L290 TraceCheckUtils]: 20: Hoare triple {1165#(= (+ (* 2 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 6 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 5 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0))) (+ (* main_~x~0 12) (* main_~y~0 main_~y~0)))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {1165#(= (+ (* 2 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 6 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 5 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0))) (+ (* main_~x~0 12) (* main_~y~0 main_~y~0)))} is VALID [2022-04-28 01:44:22,137 WARN L290 TraceCheckUtils]: 19: Hoare triple {1165#(= (+ (* 2 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 6 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 5 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0))) (+ (* main_~x~0 12) (* main_~y~0 main_~y~0)))} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {1165#(= (+ (* 2 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 6 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 5 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0))) (+ (* main_~x~0 12) (* main_~y~0 main_~y~0)))} is UNKNOWN [2022-04-28 01:44:22,138 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {1072#true} {1165#(= (+ (* 2 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 6 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 5 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0))) (+ (* main_~x~0 12) (* main_~y~0 main_~y~0)))} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1165#(= (+ (* 2 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 6 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 5 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0))) (+ (* main_~x~0 12) (* main_~y~0 main_~y~0)))} is VALID [2022-04-28 01:44:22,138 INFO L290 TraceCheckUtils]: 17: Hoare triple {1072#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1072#true} is VALID [2022-04-28 01:44:22,138 INFO L290 TraceCheckUtils]: 16: Hoare triple {1072#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1072#true} is VALID [2022-04-28 01:44:22,139 INFO L290 TraceCheckUtils]: 15: Hoare triple {1072#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1072#true} is VALID [2022-04-28 01:44:22,139 INFO L272 TraceCheckUtils]: 14: Hoare triple {1165#(= (+ (* 2 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 6 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 5 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0))) (+ (* main_~x~0 12) (* main_~y~0 main_~y~0)))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1072#true} is VALID [2022-04-28 01:44:22,140 INFO L290 TraceCheckUtils]: 13: Hoare triple {1165#(= (+ (* 2 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 6 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 5 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0))) (+ (* main_~x~0 12) (* main_~y~0 main_~y~0)))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {1165#(= (+ (* 2 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 6 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 5 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0))) (+ (* main_~x~0 12) (* main_~y~0 main_~y~0)))} is VALID [2022-04-28 01:44:22,141 INFO L290 TraceCheckUtils]: 12: Hoare triple {1165#(= (+ (* 2 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 6 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 5 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0))) (+ (* main_~x~0 12) (* main_~y~0 main_~y~0)))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {1165#(= (+ (* 2 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 6 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 5 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0))) (+ (* main_~x~0 12) (* main_~y~0 main_~y~0)))} is VALID [2022-04-28 01:44:22,142 INFO L290 TraceCheckUtils]: 11: Hoare triple {1072#true} [71] L22-1-->L28-3: Formula: (and (= v_main_~c~0_2 0) (= v_main_~y~0_4 0) (= v_main_~x~0_3 0)) InVars {} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_4, main_~x~0=v_main_~x~0_3} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {1165#(= (+ (* 2 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 6 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0 main_~y~0)) (* 5 (* main_~y~0 main_~y~0 main_~y~0 main_~y~0))) (+ (* main_~x~0 12) (* main_~y~0 main_~y~0)))} is VALID [2022-04-28 01:44:22,142 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1072#true} {1072#true} [94] assume_abort_if_notEXIT-->L22-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {1072#true} is VALID [2022-04-28 01:44:22,142 INFO L290 TraceCheckUtils]: 9: Hoare triple {1072#true} [80] L7-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1072#true} is VALID [2022-04-28 01:44:22,142 INFO L290 TraceCheckUtils]: 8: Hoare triple {1072#true} [76] L7-->L7-2: 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[] {1072#true} is VALID [2022-04-28 01:44:22,142 INFO L290 TraceCheckUtils]: 7: Hoare triple {1072#true} [72] assume_abort_if_notENTRY-->L7: 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] {1072#true} is VALID [2022-04-28 01:44:22,142 INFO L272 TraceCheckUtils]: 6: Hoare triple {1072#true} [70] L22-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {1072#true} is VALID [2022-04-28 01:44:22,142 INFO L290 TraceCheckUtils]: 5: Hoare triple {1072#true} [68] mainENTRY-->L22: Formula: (and (<= |v_main_#t~nondet4_2| 32767) (<= 0 (+ |v_main_#t~nondet4_2| 32768)) (= v_main_~k~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_2, main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~k~0, main_~c~0, main_~y~0] {1072#true} is VALID [2022-04-28 01:44:22,142 INFO L272 TraceCheckUtils]: 4: Hoare triple {1072#true} [65] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1072#true} is VALID [2022-04-28 01:44:22,143 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1072#true} {1072#true} [93] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1072#true} is VALID [2022-04-28 01:44:22,143 INFO L290 TraceCheckUtils]: 2: Hoare triple {1072#true} [69] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1072#true} is VALID [2022-04-28 01:44:22,143 INFO L290 TraceCheckUtils]: 1: Hoare triple {1072#true} [66] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= v_~counter~0_3 0) (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 2) 9) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{~counter~0=v_~counter~0_3, #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[~counter~0, #NULL.offset, #NULL.base] {1072#true} is VALID [2022-04-28 01:44:22,143 INFO L272 TraceCheckUtils]: 0: Hoare triple {1072#true} [64] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1072#true} is VALID [2022-04-28 01:44:22,143 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-04-28 01:44:22,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 01:44:22,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673836941] [2022-04-28 01:44:22,143 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 01:44:22,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1034202753] [2022-04-28 01:44:22,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1034202753] provided 1 perfect and 1 imperfect interpolant sequences [2022-04-28 01:44:22,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-28 01:44:22,144 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 7 [2022-04-28 01:44:22,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111202259] [2022-04-28 01:44:22,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 01:44:22,144 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 26 [2022-04-28 01:44:22,145 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 01:44:22,145 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-28 01:44:26,544 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 23 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:26,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-28 01:44:26,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-28 01:44:26,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-28 01:44:26,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-04-28 01:44:26,545 INFO L87 Difference]: Start difference. First operand 54 states and 63 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-28 01:44:26,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:26,699 INFO L93 Difference]: Finished difference Result 68 states and 76 transitions. [2022-04-28 01:44:26,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-28 01:44:26,699 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 26 [2022-04-28 01:44:26,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 01:44:26,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-28 01:44:26,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 32 transitions. [2022-04-28 01:44:26,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-28 01:44:26,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 32 transitions. [2022-04-28 01:44:26,702 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 32 transitions. [2022-04-28 01:44:31,080 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 31 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:31,081 INFO L225 Difference]: With dead ends: 68 [2022-04-28 01:44:31,081 INFO L226 Difference]: Without dead ends: 60 [2022-04-28 01:44:31,082 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 44 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-04-28 01:44:31,082 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 7 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-28 01:44:31,082 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 73 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-28 01:44:31,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2022-04-28 01:44:31,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 54. [2022-04-28 01:44:31,108 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 01:44:31,110 INFO L82 GeneralOperation]: Start isEquivalent. First operand 60 states. Second operand has 54 states, 36 states have (on average 1.1111111111111112) internal successors, (40), 38 states have internal predecessors, (40), 11 states have call successors, (11), 8 states have call predecessors, (11), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-28 01:44:31,112 INFO L74 IsIncluded]: Start isIncluded. First operand 60 states. Second operand has 54 states, 36 states have (on average 1.1111111111111112) internal successors, (40), 38 states have internal predecessors, (40), 11 states have call successors, (11), 8 states have call predecessors, (11), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-28 01:44:31,112 INFO L87 Difference]: Start difference. First operand 60 states. Second operand has 54 states, 36 states have (on average 1.1111111111111112) internal successors, (40), 38 states have internal predecessors, (40), 11 states have call successors, (11), 8 states have call predecessors, (11), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-28 01:44:31,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:31,120 INFO L93 Difference]: Finished difference Result 60 states and 66 transitions. [2022-04-28 01:44:31,121 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 66 transitions. [2022-04-28 01:44:31,121 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:31,121 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:31,121 INFO L74 IsIncluded]: Start isIncluded. First operand has 54 states, 36 states have (on average 1.1111111111111112) internal successors, (40), 38 states have internal predecessors, (40), 11 states have call successors, (11), 8 states have call predecessors, (11), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) Second operand 60 states. [2022-04-28 01:44:31,122 INFO L87 Difference]: Start difference. First operand has 54 states, 36 states have (on average 1.1111111111111112) internal successors, (40), 38 states have internal predecessors, (40), 11 states have call successors, (11), 8 states have call predecessors, (11), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) Second operand 60 states. [2022-04-28 01:44:31,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:31,124 INFO L93 Difference]: Finished difference Result 60 states and 66 transitions. [2022-04-28 01:44:31,124 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 66 transitions. [2022-04-28 01:44:31,125 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:31,125 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:31,125 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 01:44:31,125 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 01:44:31,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 36 states have (on average 1.1111111111111112) internal successors, (40), 38 states have internal predecessors, (40), 11 states have call successors, (11), 8 states have call predecessors, (11), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-28 01:44:31,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 60 transitions. [2022-04-28 01:44:31,127 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 60 transitions. Word has length 26 [2022-04-28 01:44:31,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 01:44:31,128 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 60 transitions. [2022-04-28 01:44:31,128 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-28 01:44:31,128 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2022-04-28 01:44:31,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-04-28 01:44:31,129 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 01:44:31,129 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 01:44:31,136 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-04-28 01:44:31,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 01:44:31,334 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 01:44:31,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 01:44:31,334 INFO L85 PathProgramCache]: Analyzing trace with hash 96926796, now seen corresponding path program 1 times [2022-04-28 01:44:31,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 01:44:31,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350736431] [2022-04-28 01:44:31,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:31,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 01:44:31,349 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 01:44:31,349 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [343983550] [2022-04-28 01:44:31,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:31,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 01:44:31,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 01:44:31,350 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-28 01:44:31,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-04-28 01:44:31,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:31,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 12 conjunts are in the unsatisfiable core [2022-04-28 01:44:31,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:31,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 01:44:31,809 INFO L272 TraceCheckUtils]: 0: Hoare triple {1530#true} [64] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1530#true} is VALID [2022-04-28 01:44:31,809 INFO L290 TraceCheckUtils]: 1: Hoare triple {1530#true} [66] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= v_~counter~0_3 0) (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 2) 9) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{~counter~0=v_~counter~0_3, #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[~counter~0, #NULL.offset, #NULL.base] {1530#true} is VALID [2022-04-28 01:44:31,809 INFO L290 TraceCheckUtils]: 2: Hoare triple {1530#true} [69] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1530#true} is VALID [2022-04-28 01:44:31,810 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1530#true} {1530#true} [93] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1530#true} is VALID [2022-04-28 01:44:31,810 INFO L272 TraceCheckUtils]: 4: Hoare triple {1530#true} [65] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1530#true} is VALID [2022-04-28 01:44:31,810 INFO L290 TraceCheckUtils]: 5: Hoare triple {1530#true} [68] mainENTRY-->L22: Formula: (and (<= |v_main_#t~nondet4_2| 32767) (<= 0 (+ |v_main_#t~nondet4_2| 32768)) (= v_main_~k~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_2, main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~k~0, main_~c~0, main_~y~0] {1530#true} is VALID [2022-04-28 01:44:31,810 INFO L272 TraceCheckUtils]: 6: Hoare triple {1530#true} [70] L22-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {1530#true} is VALID [2022-04-28 01:44:31,810 INFO L290 TraceCheckUtils]: 7: Hoare triple {1530#true} [72] assume_abort_if_notENTRY-->L7: 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] {1530#true} is VALID [2022-04-28 01:44:31,810 INFO L290 TraceCheckUtils]: 8: Hoare triple {1530#true} [76] L7-->L7-2: 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[] {1530#true} is VALID [2022-04-28 01:44:31,810 INFO L290 TraceCheckUtils]: 9: Hoare triple {1530#true} [80] L7-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1530#true} is VALID [2022-04-28 01:44:31,810 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1530#true} {1530#true} [94] assume_abort_if_notEXIT-->L22-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {1530#true} is VALID [2022-04-28 01:44:31,812 INFO L290 TraceCheckUtils]: 11: Hoare triple {1530#true} [71] L22-1-->L28-3: Formula: (and (= v_main_~c~0_2 0) (= v_main_~y~0_4 0) (= v_main_~x~0_3 0)) InVars {} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_4, main_~x~0=v_main_~x~0_3} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {1568#(and (= main_~c~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:31,812 INFO L290 TraceCheckUtils]: 12: Hoare triple {1568#(and (= main_~c~0 0) (= main_~y~0 0))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {1568#(and (= main_~c~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:31,813 INFO L290 TraceCheckUtils]: 13: Hoare triple {1568#(and (= main_~c~0 0) (= main_~y~0 0))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {1568#(and (= main_~c~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:31,813 INFO L272 TraceCheckUtils]: 14: Hoare triple {1568#(and (= main_~c~0 0) (= main_~y~0 0))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1530#true} is VALID [2022-04-28 01:44:31,813 INFO L290 TraceCheckUtils]: 15: Hoare triple {1530#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1530#true} is VALID [2022-04-28 01:44:31,813 INFO L290 TraceCheckUtils]: 16: Hoare triple {1530#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1530#true} is VALID [2022-04-28 01:44:31,813 INFO L290 TraceCheckUtils]: 17: Hoare triple {1530#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1530#true} is VALID [2022-04-28 01:44:31,814 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {1530#true} {1568#(and (= main_~c~0 0) (= main_~y~0 0))} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1568#(and (= main_~c~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:31,815 INFO L290 TraceCheckUtils]: 19: Hoare triple {1568#(and (= main_~c~0 0) (= main_~y~0 0))} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {1593#(and (= (+ (- 1) main_~y~0) 0) (< 0 main_~k~0) (<= main_~c~0 1))} is VALID [2022-04-28 01:44:31,815 INFO L290 TraceCheckUtils]: 20: Hoare triple {1593#(and (= (+ (- 1) main_~y~0) 0) (< 0 main_~k~0) (<= main_~c~0 1))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {1593#(and (= (+ (- 1) main_~y~0) 0) (< 0 main_~k~0) (<= main_~c~0 1))} is VALID [2022-04-28 01:44:31,817 INFO L290 TraceCheckUtils]: 21: Hoare triple {1593#(and (= (+ (- 1) main_~y~0) 0) (< 0 main_~k~0) (<= main_~c~0 1))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {1593#(and (= (+ (- 1) main_~y~0) 0) (< 0 main_~k~0) (<= main_~c~0 1))} is VALID [2022-04-28 01:44:31,818 INFO L272 TraceCheckUtils]: 22: Hoare triple {1593#(and (= (+ (- 1) main_~y~0) 0) (< 0 main_~k~0) (<= main_~c~0 1))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1530#true} is VALID [2022-04-28 01:44:31,818 INFO L290 TraceCheckUtils]: 23: Hoare triple {1530#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1530#true} is VALID [2022-04-28 01:44:31,818 INFO L290 TraceCheckUtils]: 24: Hoare triple {1530#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1530#true} is VALID [2022-04-28 01:44:31,818 INFO L290 TraceCheckUtils]: 25: Hoare triple {1530#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1530#true} is VALID [2022-04-28 01:44:31,819 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {1530#true} {1593#(and (= (+ (- 1) main_~y~0) 0) (< 0 main_~k~0) (<= main_~c~0 1))} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1593#(and (= (+ (- 1) main_~y~0) 0) (< 0 main_~k~0) (<= main_~c~0 1))} is VALID [2022-04-28 01:44:31,819 INFO L290 TraceCheckUtils]: 27: Hoare triple {1593#(and (= (+ (- 1) main_~y~0) 0) (< 0 main_~k~0) (<= main_~c~0 1))} [87] L29-1-->L28-4: Formula: (not (< v_main_~c~0_3 v_main_~k~0_6)) InVars {main_~c~0=v_main_~c~0_3, main_~k~0=v_main_~k~0_6} OutVars{main_~c~0=v_main_~c~0_3, main_~k~0=v_main_~k~0_6} AuxVars[] AssignedVars[] {1618#(and (= (+ (- 1) main_~y~0) 0) (<= main_~k~0 1) (< 0 main_~k~0))} is VALID [2022-04-28 01:44:31,820 INFO L272 TraceCheckUtils]: 28: Hoare triple {1618#(and (= (+ (- 1) main_~y~0) 0) (<= main_~k~0 1) (< 0 main_~k~0))} [77] L28-4-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 6))) v_main_~y~0_9)) (- 1)) (* v_main_~y~0_9 v_main_~y~0_9) (* v_main_~x~0_8 12) (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* (- 2) v_main_~y~0_9))))) v_main_~y~0_9) (* (- 1) (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 5)) v_main_~y~0_9)))) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_8, main_~y~0=v_main_~y~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1530#true} is VALID [2022-04-28 01:44:31,820 INFO L290 TraceCheckUtils]: 29: Hoare triple {1530#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1530#true} is VALID [2022-04-28 01:44:31,820 INFO L290 TraceCheckUtils]: 30: Hoare triple {1530#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1530#true} is VALID [2022-04-28 01:44:31,820 INFO L290 TraceCheckUtils]: 31: Hoare triple {1530#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1530#true} is VALID [2022-04-28 01:44:31,821 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {1530#true} {1618#(and (= (+ (- 1) main_~y~0) 0) (<= main_~k~0 1) (< 0 main_~k~0))} [97] __VERIFIER_assertEXIT-->L39: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 6))) v_main_~y~0_9)) (- 1)) (* v_main_~y~0_9 v_main_~y~0_9) (* v_main_~x~0_8 12) (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* (- 2) v_main_~y~0_9))))) v_main_~y~0_9) (* (- 1) (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 5)) v_main_~y~0_9)))) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_8, main_~y~0=v_main_~y~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1618#(and (= (+ (- 1) main_~y~0) 0) (<= main_~k~0 1) (< 0 main_~k~0))} is VALID [2022-04-28 01:44:31,822 INFO L272 TraceCheckUtils]: 33: Hoare triple {1618#(and (= (+ (- 1) main_~y~0) 0) (<= main_~k~0 1) (< 0 main_~k~0))} [81] L39-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_10 v_main_~y~0_10) (* v_main_~y~0_10 v_main_~k~0_9)) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~k~0=v_main_~k~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~k~0, main_~y~0] {1637#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 01:44:31,822 INFO L290 TraceCheckUtils]: 34: Hoare triple {1637#(<= 1 |__VERIFIER_assert_#in~cond|)} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1641#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 01:44:31,822 INFO L290 TraceCheckUtils]: 35: Hoare triple {1641#(<= 1 __VERIFIER_assert_~cond)} [85] L10-->L11: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {1531#false} is VALID [2022-04-28 01:44:31,823 INFO L290 TraceCheckUtils]: 36: Hoare triple {1531#false} [90] L11-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1531#false} is VALID [2022-04-28 01:44:31,823 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-04-28 01:44:31,823 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 01:44:32,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 01:44:32,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350736431] [2022-04-28 01:44:32,181 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 01:44:32,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343983550] [2022-04-28 01:44:32,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [343983550] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-28 01:44:32,181 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-04-28 01:44:32,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2022-04-28 01:44:32,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251017119] [2022-04-28 01:44:32,182 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-04-28 01:44:32,182 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) Word has length 37 [2022-04-28 01:44:32,182 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 01:44:32,183 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2022-04-28 01:44:32,208 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:32,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-28 01:44:32,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-28 01:44:32,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-28 01:44:32,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-04-28 01:44:32,209 INFO L87 Difference]: Start difference. First operand 54 states and 60 transitions. Second operand has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2022-04-28 01:44:32,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:32,492 INFO L93 Difference]: Finished difference Result 59 states and 64 transitions. [2022-04-28 01:44:32,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-04-28 01:44:32,492 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) Word has length 37 [2022-04-28 01:44:32,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 01:44:32,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2022-04-28 01:44:32,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 44 transitions. [2022-04-28 01:44:32,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2022-04-28 01:44:32,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 44 transitions. [2022-04-28 01:44:32,497 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 7 states and 44 transitions. [2022-04-28 01:44:32,539 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:32,540 INFO L225 Difference]: With dead ends: 59 [2022-04-28 01:44:32,540 INFO L226 Difference]: Without dead ends: 53 [2022-04-28 01:44:32,541 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 46 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-04-28 01:44:32,541 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 2 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-28 01:44:32,542 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 141 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-28 01:44:32,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2022-04-28 01:44:32,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2022-04-28 01:44:32,563 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 01:44:32,563 INFO L82 GeneralOperation]: Start isEquivalent. First operand 53 states. Second operand has 53 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 37 states have internal predecessors, (39), 10 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-28 01:44:32,564 INFO L74 IsIncluded]: Start isIncluded. First operand 53 states. Second operand has 53 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 37 states have internal predecessors, (39), 10 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-28 01:44:32,564 INFO L87 Difference]: Start difference. First operand 53 states. Second operand has 53 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 37 states have internal predecessors, (39), 10 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-28 01:44:32,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:32,566 INFO L93 Difference]: Finished difference Result 53 states and 57 transitions. [2022-04-28 01:44:32,566 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2022-04-28 01:44:32,566 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:32,566 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:32,567 INFO L74 IsIncluded]: Start isIncluded. First operand has 53 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 37 states have internal predecessors, (39), 10 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) Second operand 53 states. [2022-04-28 01:44:32,567 INFO L87 Difference]: Start difference. First operand has 53 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 37 states have internal predecessors, (39), 10 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) Second operand 53 states. [2022-04-28 01:44:32,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:32,569 INFO L93 Difference]: Finished difference Result 53 states and 57 transitions. [2022-04-28 01:44:32,569 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2022-04-28 01:44:32,570 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:32,570 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:32,570 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 01:44:32,570 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 01:44:32,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 37 states have internal predecessors, (39), 10 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-28 01:44:32,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 57 transitions. [2022-04-28 01:44:32,572 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 57 transitions. Word has length 37 [2022-04-28 01:44:32,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 01:44:32,572 INFO L495 AbstractCegarLoop]: Abstraction has 53 states and 57 transitions. [2022-04-28 01:44:32,573 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2022-04-28 01:44:32,573 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2022-04-28 01:44:32,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-04-28 01:44:32,574 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 01:44:32,574 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 01:44:32,604 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-04-28 01:44:32,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 01:44:32,798 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 01:44:32,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 01:44:32,799 INFO L85 PathProgramCache]: Analyzing trace with hash -678596118, now seen corresponding path program 2 times [2022-04-28 01:44:32,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 01:44:32,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000757180] [2022-04-28 01:44:32,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:32,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 01:44:32,822 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 01:44:32,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1969907619] [2022-04-28 01:44:32,822 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-28 01:44:32,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 01:44:32,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 01:44:32,826 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-28 01:44:32,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-04-28 01:44:32,933 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-28 01:44:32,933 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 01:44:32,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 16 conjunts are in the unsatisfiable core [2022-04-28 01:44:32,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:32,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 01:44:33,308 INFO L272 TraceCheckUtils]: 0: Hoare triple {1978#true} [64] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1978#true} is VALID [2022-04-28 01:44:33,308 INFO L290 TraceCheckUtils]: 1: Hoare triple {1978#true} [66] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= v_~counter~0_3 0) (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 2) 9) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{~counter~0=v_~counter~0_3, #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[~counter~0, #NULL.offset, #NULL.base] {1978#true} is VALID [2022-04-28 01:44:33,308 INFO L290 TraceCheckUtils]: 2: Hoare triple {1978#true} [69] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1978#true} is VALID [2022-04-28 01:44:33,309 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1978#true} {1978#true} [93] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1978#true} is VALID [2022-04-28 01:44:33,309 INFO L272 TraceCheckUtils]: 4: Hoare triple {1978#true} [65] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1978#true} is VALID [2022-04-28 01:44:33,309 INFO L290 TraceCheckUtils]: 5: Hoare triple {1978#true} [68] mainENTRY-->L22: Formula: (and (<= |v_main_#t~nondet4_2| 32767) (<= 0 (+ |v_main_#t~nondet4_2| 32768)) (= v_main_~k~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_2, main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~k~0, main_~c~0, main_~y~0] {1978#true} is VALID [2022-04-28 01:44:33,309 INFO L272 TraceCheckUtils]: 6: Hoare triple {1978#true} [70] L22-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {1978#true} is VALID [2022-04-28 01:44:33,309 INFO L290 TraceCheckUtils]: 7: Hoare triple {1978#true} [72] assume_abort_if_notENTRY-->L7: 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] {1978#true} is VALID [2022-04-28 01:44:33,309 INFO L290 TraceCheckUtils]: 8: Hoare triple {1978#true} [76] L7-->L7-2: 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[] {1978#true} is VALID [2022-04-28 01:44:33,309 INFO L290 TraceCheckUtils]: 9: Hoare triple {1978#true} [80] L7-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1978#true} is VALID [2022-04-28 01:44:33,309 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1978#true} {1978#true} [94] assume_abort_if_notEXIT-->L22-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {1978#true} is VALID [2022-04-28 01:44:33,310 INFO L290 TraceCheckUtils]: 11: Hoare triple {1978#true} [71] L22-1-->L28-3: Formula: (and (= v_main_~c~0_2 0) (= v_main_~y~0_4 0) (= v_main_~x~0_3 0)) InVars {} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_4, main_~x~0=v_main_~x~0_3} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {2016#(and (= main_~c~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:33,310 INFO L290 TraceCheckUtils]: 12: Hoare triple {2016#(and (= main_~c~0 0) (= main_~y~0 0))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {2016#(and (= main_~c~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:33,311 INFO L290 TraceCheckUtils]: 13: Hoare triple {2016#(and (= main_~c~0 0) (= main_~y~0 0))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {2016#(and (= main_~c~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:33,311 INFO L272 TraceCheckUtils]: 14: Hoare triple {2016#(and (= main_~c~0 0) (= main_~y~0 0))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1978#true} is VALID [2022-04-28 01:44:33,311 INFO L290 TraceCheckUtils]: 15: Hoare triple {1978#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1978#true} is VALID [2022-04-28 01:44:33,311 INFO L290 TraceCheckUtils]: 16: Hoare triple {1978#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1978#true} is VALID [2022-04-28 01:44:33,311 INFO L290 TraceCheckUtils]: 17: Hoare triple {1978#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1978#true} is VALID [2022-04-28 01:44:33,312 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {1978#true} {2016#(and (= main_~c~0 0) (= main_~y~0 0))} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2016#(and (= main_~c~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:33,313 INFO L290 TraceCheckUtils]: 19: Hoare triple {2016#(and (= main_~c~0 0) (= main_~y~0 0))} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {2041#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} is VALID [2022-04-28 01:44:33,313 INFO L290 TraceCheckUtils]: 20: Hoare triple {2041#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {2041#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} is VALID [2022-04-28 01:44:33,314 INFO L290 TraceCheckUtils]: 21: Hoare triple {2041#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {2041#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} is VALID [2022-04-28 01:44:33,314 INFO L272 TraceCheckUtils]: 22: Hoare triple {2041#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1978#true} is VALID [2022-04-28 01:44:33,314 INFO L290 TraceCheckUtils]: 23: Hoare triple {1978#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1978#true} is VALID [2022-04-28 01:44:33,314 INFO L290 TraceCheckUtils]: 24: Hoare triple {1978#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1978#true} is VALID [2022-04-28 01:44:33,314 INFO L290 TraceCheckUtils]: 25: Hoare triple {1978#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1978#true} is VALID [2022-04-28 01:44:33,315 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {1978#true} {2041#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2041#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} is VALID [2022-04-28 01:44:33,315 INFO L290 TraceCheckUtils]: 27: Hoare triple {2041#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {2066#(and (< 1 main_~k~0) (= (+ (- 2) main_~y~0) 0) (<= main_~c~0 2))} is VALID [2022-04-28 01:44:33,316 INFO L290 TraceCheckUtils]: 28: Hoare triple {2066#(and (< 1 main_~k~0) (= (+ (- 2) main_~y~0) 0) (<= main_~c~0 2))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {2066#(and (< 1 main_~k~0) (= (+ (- 2) main_~y~0) 0) (<= main_~c~0 2))} is VALID [2022-04-28 01:44:33,316 INFO L290 TraceCheckUtils]: 29: Hoare triple {2066#(and (< 1 main_~k~0) (= (+ (- 2) main_~y~0) 0) (<= main_~c~0 2))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {2066#(and (< 1 main_~k~0) (= (+ (- 2) main_~y~0) 0) (<= main_~c~0 2))} is VALID [2022-04-28 01:44:33,316 INFO L272 TraceCheckUtils]: 30: Hoare triple {2066#(and (< 1 main_~k~0) (= (+ (- 2) main_~y~0) 0) (<= main_~c~0 2))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1978#true} is VALID [2022-04-28 01:44:33,317 INFO L290 TraceCheckUtils]: 31: Hoare triple {1978#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1978#true} is VALID [2022-04-28 01:44:33,317 INFO L290 TraceCheckUtils]: 32: Hoare triple {1978#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1978#true} is VALID [2022-04-28 01:44:33,317 INFO L290 TraceCheckUtils]: 33: Hoare triple {1978#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1978#true} is VALID [2022-04-28 01:44:33,318 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {1978#true} {2066#(and (< 1 main_~k~0) (= (+ (- 2) main_~y~0) 0) (<= main_~c~0 2))} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2066#(and (< 1 main_~k~0) (= (+ (- 2) main_~y~0) 0) (<= main_~c~0 2))} is VALID [2022-04-28 01:44:33,318 INFO L290 TraceCheckUtils]: 35: Hoare triple {2066#(and (< 1 main_~k~0) (= (+ (- 2) main_~y~0) 0) (<= main_~c~0 2))} [87] L29-1-->L28-4: Formula: (not (< v_main_~c~0_3 v_main_~k~0_6)) InVars {main_~c~0=v_main_~c~0_3, main_~k~0=v_main_~k~0_6} OutVars{main_~c~0=v_main_~c~0_3, main_~k~0=v_main_~k~0_6} AuxVars[] AssignedVars[] {2091#(and (< 1 main_~k~0) (= (+ (- 2) main_~y~0) 0) (<= main_~k~0 2))} is VALID [2022-04-28 01:44:33,318 INFO L272 TraceCheckUtils]: 36: Hoare triple {2091#(and (< 1 main_~k~0) (= (+ (- 2) main_~y~0) 0) (<= main_~k~0 2))} [77] L28-4-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 6))) v_main_~y~0_9)) (- 1)) (* v_main_~y~0_9 v_main_~y~0_9) (* v_main_~x~0_8 12) (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* (- 2) v_main_~y~0_9))))) v_main_~y~0_9) (* (- 1) (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 5)) v_main_~y~0_9)))) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_8, main_~y~0=v_main_~y~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {1978#true} is VALID [2022-04-28 01:44:33,319 INFO L290 TraceCheckUtils]: 37: Hoare triple {1978#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1978#true} is VALID [2022-04-28 01:44:33,319 INFO L290 TraceCheckUtils]: 38: Hoare triple {1978#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {1978#true} is VALID [2022-04-28 01:44:33,319 INFO L290 TraceCheckUtils]: 39: Hoare triple {1978#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1978#true} is VALID [2022-04-28 01:44:33,319 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {1978#true} {2091#(and (< 1 main_~k~0) (= (+ (- 2) main_~y~0) 0) (<= main_~k~0 2))} [97] __VERIFIER_assertEXIT-->L39: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 6))) v_main_~y~0_9)) (- 1)) (* v_main_~y~0_9 v_main_~y~0_9) (* v_main_~x~0_8 12) (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* (- 2) v_main_~y~0_9))))) v_main_~y~0_9) (* (- 1) (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 5)) v_main_~y~0_9)))) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_8, main_~y~0=v_main_~y~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2091#(and (< 1 main_~k~0) (= (+ (- 2) main_~y~0) 0) (<= main_~k~0 2))} is VALID [2022-04-28 01:44:33,320 INFO L272 TraceCheckUtils]: 41: Hoare triple {2091#(and (< 1 main_~k~0) (= (+ (- 2) main_~y~0) 0) (<= main_~k~0 2))} [81] L39-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_10 v_main_~y~0_10) (* v_main_~y~0_10 v_main_~k~0_9)) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~k~0=v_main_~k~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~k~0, main_~y~0] {2110#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 01:44:33,321 INFO L290 TraceCheckUtils]: 42: Hoare triple {2110#(<= 1 |__VERIFIER_assert_#in~cond|)} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2114#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 01:44:33,321 INFO L290 TraceCheckUtils]: 43: Hoare triple {2114#(<= 1 __VERIFIER_assert_~cond)} [85] L10-->L11: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {1979#false} is VALID [2022-04-28 01:44:33,321 INFO L290 TraceCheckUtils]: 44: Hoare triple {1979#false} [90] L11-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1979#false} is VALID [2022-04-28 01:44:33,322 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-04-28 01:44:33,322 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 01:44:33,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 01:44:33,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000757180] [2022-04-28 01:44:33,686 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 01:44:33,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1969907619] [2022-04-28 01:44:33,686 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1969907619] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-28 01:44:33,686 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-04-28 01:44:33,686 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2022-04-28 01:44:33,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582761760] [2022-04-28 01:44:33,687 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-04-28 01:44:33,687 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 5 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) Word has length 45 [2022-04-28 01:44:33,688 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 01:44:33,688 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 5 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) [2022-04-28 01:44:33,725 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:33,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-28 01:44:33,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-28 01:44:33,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-28 01:44:33,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-04-28 01:44:33,727 INFO L87 Difference]: Start difference. First operand 53 states and 57 transitions. Second operand has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 5 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) [2022-04-28 01:44:34,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:34,091 INFO L93 Difference]: Finished difference Result 58 states and 61 transitions. [2022-04-28 01:44:34,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-28 01:44:34,091 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 5 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) Word has length 45 [2022-04-28 01:44:34,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 01:44:34,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 5 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) [2022-04-28 01:44:34,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 49 transitions. [2022-04-28 01:44:34,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 5 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) [2022-04-28 01:44:34,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 49 transitions. [2022-04-28 01:44:34,095 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 8 states and 49 transitions. [2022-04-28 01:44:34,139 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:34,141 INFO L225 Difference]: With dead ends: 58 [2022-04-28 01:44:34,141 INFO L226 Difference]: Without dead ends: 52 [2022-04-28 01:44:34,141 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2022-04-28 01:44:34,142 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 2 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-28 01:44:34,142 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 179 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-28 01:44:34,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2022-04-28 01:44:34,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2022-04-28 01:44:34,170 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 01:44:34,170 INFO L82 GeneralOperation]: Start isEquivalent. First operand 52 states. Second operand has 52 states, 36 states have (on average 1.0555555555555556) internal successors, (38), 36 states have internal predecessors, (38), 9 states have call successors, (9), 8 states have call predecessors, (9), 6 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-28 01:44:34,170 INFO L74 IsIncluded]: Start isIncluded. First operand 52 states. Second operand has 52 states, 36 states have (on average 1.0555555555555556) internal successors, (38), 36 states have internal predecessors, (38), 9 states have call successors, (9), 8 states have call predecessors, (9), 6 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-28 01:44:34,171 INFO L87 Difference]: Start difference. First operand 52 states. Second operand has 52 states, 36 states have (on average 1.0555555555555556) internal successors, (38), 36 states have internal predecessors, (38), 9 states have call successors, (9), 8 states have call predecessors, (9), 6 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-28 01:44:34,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:34,172 INFO L93 Difference]: Finished difference Result 52 states and 54 transitions. [2022-04-28 01:44:34,172 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 54 transitions. [2022-04-28 01:44:34,173 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:34,173 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:34,173 INFO L74 IsIncluded]: Start isIncluded. First operand has 52 states, 36 states have (on average 1.0555555555555556) internal successors, (38), 36 states have internal predecessors, (38), 9 states have call successors, (9), 8 states have call predecessors, (9), 6 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 52 states. [2022-04-28 01:44:34,173 INFO L87 Difference]: Start difference. First operand has 52 states, 36 states have (on average 1.0555555555555556) internal successors, (38), 36 states have internal predecessors, (38), 9 states have call successors, (9), 8 states have call predecessors, (9), 6 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand 52 states. [2022-04-28 01:44:34,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:34,175 INFO L93 Difference]: Finished difference Result 52 states and 54 transitions. [2022-04-28 01:44:34,175 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 54 transitions. [2022-04-28 01:44:34,175 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:34,175 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:34,176 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 01:44:34,176 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 01:44:34,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 36 states have (on average 1.0555555555555556) internal successors, (38), 36 states have internal predecessors, (38), 9 states have call successors, (9), 8 states have call predecessors, (9), 6 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-04-28 01:44:34,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 54 transitions. [2022-04-28 01:44:34,178 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 54 transitions. Word has length 45 [2022-04-28 01:44:34,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 01:44:34,178 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 54 transitions. [2022-04-28 01:44:34,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 5 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) [2022-04-28 01:44:34,178 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 54 transitions. [2022-04-28 01:44:34,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-04-28 01:44:34,179 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 01:44:34,179 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 4, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 01:44:34,192 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-04-28 01:44:34,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 01:44:34,384 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 01:44:34,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 01:44:34,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1280010632, now seen corresponding path program 3 times [2022-04-28 01:44:34,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 01:44:34,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855853199] [2022-04-28 01:44:34,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:34,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 01:44:34,411 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 01:44:34,429 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [72929788] [2022-04-28 01:44:34,429 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-04-28 01:44:34,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 01:44:34,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 01:44:34,430 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-28 01:44:34,432 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-04-28 01:44:34,831 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-04-28 01:44:34,831 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 01:44:34,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 20 conjunts are in the unsatisfiable core [2022-04-28 01:44:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:34,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 01:44:35,252 INFO L272 TraceCheckUtils]: 0: Hoare triple {2445#true} [64] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2445#true} is VALID [2022-04-28 01:44:35,252 INFO L290 TraceCheckUtils]: 1: Hoare triple {2445#true} [66] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= v_~counter~0_3 0) (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 2) 9) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{~counter~0=v_~counter~0_3, #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[~counter~0, #NULL.offset, #NULL.base] {2445#true} is VALID [2022-04-28 01:44:35,252 INFO L290 TraceCheckUtils]: 2: Hoare triple {2445#true} [69] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2445#true} is VALID [2022-04-28 01:44:35,253 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2445#true} {2445#true} [93] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2445#true} is VALID [2022-04-28 01:44:35,253 INFO L272 TraceCheckUtils]: 4: Hoare triple {2445#true} [65] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2445#true} is VALID [2022-04-28 01:44:35,253 INFO L290 TraceCheckUtils]: 5: Hoare triple {2445#true} [68] mainENTRY-->L22: Formula: (and (<= |v_main_#t~nondet4_2| 32767) (<= 0 (+ |v_main_#t~nondet4_2| 32768)) (= v_main_~k~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_2, main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~k~0, main_~c~0, main_~y~0] {2445#true} is VALID [2022-04-28 01:44:35,253 INFO L272 TraceCheckUtils]: 6: Hoare triple {2445#true} [70] L22-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {2445#true} is VALID [2022-04-28 01:44:35,253 INFO L290 TraceCheckUtils]: 7: Hoare triple {2445#true} [72] assume_abort_if_notENTRY-->L7: 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] {2445#true} is VALID [2022-04-28 01:44:35,253 INFO L290 TraceCheckUtils]: 8: Hoare triple {2445#true} [76] L7-->L7-2: 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[] {2445#true} is VALID [2022-04-28 01:44:35,253 INFO L290 TraceCheckUtils]: 9: Hoare triple {2445#true} [80] L7-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2445#true} is VALID [2022-04-28 01:44:35,253 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2445#true} {2445#true} [94] assume_abort_if_notEXIT-->L22-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {2445#true} is VALID [2022-04-28 01:44:35,254 INFO L290 TraceCheckUtils]: 11: Hoare triple {2445#true} [71] L22-1-->L28-3: Formula: (and (= v_main_~c~0_2 0) (= v_main_~y~0_4 0) (= v_main_~x~0_3 0)) InVars {} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_4, main_~x~0=v_main_~x~0_3} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {2483#(and (= main_~c~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:35,255 INFO L290 TraceCheckUtils]: 12: Hoare triple {2483#(and (= main_~c~0 0) (= main_~y~0 0))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {2483#(and (= main_~c~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:35,255 INFO L290 TraceCheckUtils]: 13: Hoare triple {2483#(and (= main_~c~0 0) (= main_~y~0 0))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {2483#(and (= main_~c~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:35,255 INFO L272 TraceCheckUtils]: 14: Hoare triple {2483#(and (= main_~c~0 0) (= main_~y~0 0))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2445#true} is VALID [2022-04-28 01:44:35,255 INFO L290 TraceCheckUtils]: 15: Hoare triple {2445#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2445#true} is VALID [2022-04-28 01:44:35,255 INFO L290 TraceCheckUtils]: 16: Hoare triple {2445#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {2445#true} is VALID [2022-04-28 01:44:35,256 INFO L290 TraceCheckUtils]: 17: Hoare triple {2445#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2445#true} is VALID [2022-04-28 01:44:35,256 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {2445#true} {2483#(and (= main_~c~0 0) (= main_~y~0 0))} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2483#(and (= main_~c~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:35,257 INFO L290 TraceCheckUtils]: 19: Hoare triple {2483#(and (= main_~c~0 0) (= main_~y~0 0))} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {2508#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} is VALID [2022-04-28 01:44:35,258 INFO L290 TraceCheckUtils]: 20: Hoare triple {2508#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {2508#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} is VALID [2022-04-28 01:44:35,258 INFO L290 TraceCheckUtils]: 21: Hoare triple {2508#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {2508#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} is VALID [2022-04-28 01:44:35,258 INFO L272 TraceCheckUtils]: 22: Hoare triple {2508#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2445#true} is VALID [2022-04-28 01:44:35,258 INFO L290 TraceCheckUtils]: 23: Hoare triple {2445#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2445#true} is VALID [2022-04-28 01:44:35,258 INFO L290 TraceCheckUtils]: 24: Hoare triple {2445#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {2445#true} is VALID [2022-04-28 01:44:35,259 INFO L290 TraceCheckUtils]: 25: Hoare triple {2445#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2445#true} is VALID [2022-04-28 01:44:35,259 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {2445#true} {2508#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2508#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} is VALID [2022-04-28 01:44:35,260 INFO L290 TraceCheckUtils]: 27: Hoare triple {2508#(and (= (+ (- 1) main_~y~0) 0) (= (+ (- 1) main_~c~0) 0))} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {2533#(and (= main_~y~0 2) (= 0 (+ (- 2) main_~c~0)))} is VALID [2022-04-28 01:44:35,260 INFO L290 TraceCheckUtils]: 28: Hoare triple {2533#(and (= main_~y~0 2) (= 0 (+ (- 2) main_~c~0)))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {2533#(and (= main_~y~0 2) (= 0 (+ (- 2) main_~c~0)))} is VALID [2022-04-28 01:44:35,261 INFO L290 TraceCheckUtils]: 29: Hoare triple {2533#(and (= main_~y~0 2) (= 0 (+ (- 2) main_~c~0)))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {2533#(and (= main_~y~0 2) (= 0 (+ (- 2) main_~c~0)))} is VALID [2022-04-28 01:44:35,261 INFO L272 TraceCheckUtils]: 30: Hoare triple {2533#(and (= main_~y~0 2) (= 0 (+ (- 2) main_~c~0)))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2445#true} is VALID [2022-04-28 01:44:35,261 INFO L290 TraceCheckUtils]: 31: Hoare triple {2445#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2445#true} is VALID [2022-04-28 01:44:35,261 INFO L290 TraceCheckUtils]: 32: Hoare triple {2445#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {2445#true} is VALID [2022-04-28 01:44:35,261 INFO L290 TraceCheckUtils]: 33: Hoare triple {2445#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2445#true} is VALID [2022-04-28 01:44:35,262 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {2445#true} {2533#(and (= main_~y~0 2) (= 0 (+ (- 2) main_~c~0)))} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2533#(and (= main_~y~0 2) (= 0 (+ (- 2) main_~c~0)))} is VALID [2022-04-28 01:44:35,263 INFO L290 TraceCheckUtils]: 35: Hoare triple {2533#(and (= main_~y~0 2) (= 0 (+ (- 2) main_~c~0)))} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {2558#(and (= 2 (+ (- 1) main_~y~0)) (<= main_~c~0 3) (< 2 main_~k~0))} is VALID [2022-04-28 01:44:35,263 INFO L290 TraceCheckUtils]: 36: Hoare triple {2558#(and (= 2 (+ (- 1) main_~y~0)) (<= main_~c~0 3) (< 2 main_~k~0))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {2558#(and (= 2 (+ (- 1) main_~y~0)) (<= main_~c~0 3) (< 2 main_~k~0))} is VALID [2022-04-28 01:44:35,264 INFO L290 TraceCheckUtils]: 37: Hoare triple {2558#(and (= 2 (+ (- 1) main_~y~0)) (<= main_~c~0 3) (< 2 main_~k~0))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {2558#(and (= 2 (+ (- 1) main_~y~0)) (<= main_~c~0 3) (< 2 main_~k~0))} is VALID [2022-04-28 01:44:35,264 INFO L272 TraceCheckUtils]: 38: Hoare triple {2558#(and (= 2 (+ (- 1) main_~y~0)) (<= main_~c~0 3) (< 2 main_~k~0))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2445#true} is VALID [2022-04-28 01:44:35,264 INFO L290 TraceCheckUtils]: 39: Hoare triple {2445#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2445#true} is VALID [2022-04-28 01:44:35,264 INFO L290 TraceCheckUtils]: 40: Hoare triple {2445#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {2445#true} is VALID [2022-04-28 01:44:35,264 INFO L290 TraceCheckUtils]: 41: Hoare triple {2445#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2445#true} is VALID [2022-04-28 01:44:35,265 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {2445#true} {2558#(and (= 2 (+ (- 1) main_~y~0)) (<= main_~c~0 3) (< 2 main_~k~0))} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2558#(and (= 2 (+ (- 1) main_~y~0)) (<= main_~c~0 3) (< 2 main_~k~0))} is VALID [2022-04-28 01:44:35,266 INFO L290 TraceCheckUtils]: 43: Hoare triple {2558#(and (= 2 (+ (- 1) main_~y~0)) (<= main_~c~0 3) (< 2 main_~k~0))} [87] L29-1-->L28-4: Formula: (not (< v_main_~c~0_3 v_main_~k~0_6)) InVars {main_~c~0=v_main_~c~0_3, main_~k~0=v_main_~k~0_6} OutVars{main_~c~0=v_main_~c~0_3, main_~k~0=v_main_~k~0_6} AuxVars[] AssignedVars[] {2583#(and (= 2 (+ (- 1) main_~y~0)) (<= main_~k~0 3) (< 2 main_~k~0))} is VALID [2022-04-28 01:44:35,266 INFO L272 TraceCheckUtils]: 44: Hoare triple {2583#(and (= 2 (+ (- 1) main_~y~0)) (<= main_~k~0 3) (< 2 main_~k~0))} [77] L28-4-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 6))) v_main_~y~0_9)) (- 1)) (* v_main_~y~0_9 v_main_~y~0_9) (* v_main_~x~0_8 12) (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* (- 2) v_main_~y~0_9))))) v_main_~y~0_9) (* (- 1) (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 5)) v_main_~y~0_9)))) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_8, main_~y~0=v_main_~y~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2445#true} is VALID [2022-04-28 01:44:35,266 INFO L290 TraceCheckUtils]: 45: Hoare triple {2445#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2445#true} is VALID [2022-04-28 01:44:35,266 INFO L290 TraceCheckUtils]: 46: Hoare triple {2445#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {2445#true} is VALID [2022-04-28 01:44:35,266 INFO L290 TraceCheckUtils]: 47: Hoare triple {2445#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2445#true} is VALID [2022-04-28 01:44:35,267 INFO L284 TraceCheckUtils]: 48: Hoare quadruple {2445#true} {2583#(and (= 2 (+ (- 1) main_~y~0)) (<= main_~k~0 3) (< 2 main_~k~0))} [97] __VERIFIER_assertEXIT-->L39: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 6))) v_main_~y~0_9)) (- 1)) (* v_main_~y~0_9 v_main_~y~0_9) (* v_main_~x~0_8 12) (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* (- 2) v_main_~y~0_9))))) v_main_~y~0_9) (* (- 1) (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 5)) v_main_~y~0_9)))) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_8, main_~y~0=v_main_~y~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2583#(and (= 2 (+ (- 1) main_~y~0)) (<= main_~k~0 3) (< 2 main_~k~0))} is VALID [2022-04-28 01:44:35,268 INFO L272 TraceCheckUtils]: 49: Hoare triple {2583#(and (= 2 (+ (- 1) main_~y~0)) (<= main_~k~0 3) (< 2 main_~k~0))} [81] L39-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_10 v_main_~y~0_10) (* v_main_~y~0_10 v_main_~k~0_9)) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~k~0=v_main_~k~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~k~0, main_~y~0] {2602#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 01:44:35,268 INFO L290 TraceCheckUtils]: 50: Hoare triple {2602#(<= 1 |__VERIFIER_assert_#in~cond|)} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2606#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 01:44:35,269 INFO L290 TraceCheckUtils]: 51: Hoare triple {2606#(<= 1 __VERIFIER_assert_~cond)} [85] L10-->L11: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {2446#false} is VALID [2022-04-28 01:44:35,269 INFO L290 TraceCheckUtils]: 52: Hoare triple {2446#false} [90] L11-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2446#false} is VALID [2022-04-28 01:44:35,269 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-04-28 01:44:35,269 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 01:44:35,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 01:44:35,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855853199] [2022-04-28 01:44:35,722 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 01:44:35,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72929788] [2022-04-28 01:44:35,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [72929788] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-28 01:44:35,722 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-04-28 01:44:35,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2022-04-28 01:44:35,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862552099] [2022-04-28 01:44:35,723 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-04-28 01:44:35,724 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 3.125) internal successors, (25), 8 states have internal predecessors, (25), 6 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) Word has length 53 [2022-04-28 01:44:35,725 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 01:44:35,725 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 9 states, 8 states have (on average 3.125) internal successors, (25), 8 states have internal predecessors, (25), 6 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) [2022-04-28 01:44:35,769 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:35,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-04-28 01:44:35,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-28 01:44:35,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-04-28 01:44:35,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2022-04-28 01:44:35,771 INFO L87 Difference]: Start difference. First operand 52 states and 54 transitions. Second operand has 9 states, 8 states have (on average 3.125) internal successors, (25), 8 states have internal predecessors, (25), 6 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) [2022-04-28 01:44:36,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:36,164 INFO L93 Difference]: Finished difference Result 60 states and 64 transitions. [2022-04-28 01:44:36,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-28 01:44:36,165 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 3.125) internal successors, (25), 8 states have internal predecessors, (25), 6 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) Word has length 53 [2022-04-28 01:44:36,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 01:44:36,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 3.125) internal successors, (25), 8 states have internal predecessors, (25), 6 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) [2022-04-28 01:44:36,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 54 transitions. [2022-04-28 01:44:36,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 3.125) internal successors, (25), 8 states have internal predecessors, (25), 6 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) [2022-04-28 01:44:36,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 54 transitions. [2022-04-28 01:44:36,172 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 9 states and 54 transitions. [2022-04-28 01:44:36,218 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:36,219 INFO L225 Difference]: With dead ends: 60 [2022-04-28 01:44:36,219 INFO L226 Difference]: Without dead ends: 54 [2022-04-28 01:44:36,220 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 60 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2022-04-28 01:44:36,220 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 2 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-28 01:44:36,220 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 221 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-28 01:44:36,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2022-04-28 01:44:36,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2022-04-28 01:44:36,244 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 01:44:36,244 INFO L82 GeneralOperation]: Start isEquivalent. First operand 54 states. Second operand has 54 states, 37 states have (on average 1.054054054054054) internal successors, (39), 37 states have internal predecessors, (39), 10 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-28 01:44:36,245 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand has 54 states, 37 states have (on average 1.054054054054054) internal successors, (39), 37 states have internal predecessors, (39), 10 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-28 01:44:36,245 INFO L87 Difference]: Start difference. First operand 54 states. Second operand has 54 states, 37 states have (on average 1.054054054054054) internal successors, (39), 37 states have internal predecessors, (39), 10 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-28 01:44:36,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:36,247 INFO L93 Difference]: Finished difference Result 54 states and 57 transitions. [2022-04-28 01:44:36,247 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 57 transitions. [2022-04-28 01:44:36,247 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:36,247 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:36,247 INFO L74 IsIncluded]: Start isIncluded. First operand has 54 states, 37 states have (on average 1.054054054054054) internal successors, (39), 37 states have internal predecessors, (39), 10 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand 54 states. [2022-04-28 01:44:36,248 INFO L87 Difference]: Start difference. First operand has 54 states, 37 states have (on average 1.054054054054054) internal successors, (39), 37 states have internal predecessors, (39), 10 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand 54 states. [2022-04-28 01:44:36,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:36,249 INFO L93 Difference]: Finished difference Result 54 states and 57 transitions. [2022-04-28 01:44:36,249 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 57 transitions. [2022-04-28 01:44:36,250 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:36,250 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:36,250 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 01:44:36,250 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 01:44:36,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 37 states have (on average 1.054054054054054) internal successors, (39), 37 states have internal predecessors, (39), 10 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-28 01:44:36,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 57 transitions. [2022-04-28 01:44:36,252 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 57 transitions. Word has length 53 [2022-04-28 01:44:36,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 01:44:36,252 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 57 transitions. [2022-04-28 01:44:36,252 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 3.125) internal successors, (25), 8 states have internal predecessors, (25), 6 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) [2022-04-28 01:44:36,252 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 57 transitions. [2022-04-28 01:44:36,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-04-28 01:44:36,253 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 01:44:36,253 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 01:44:36,261 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-04-28 01:44:36,458 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 01:44:36,459 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 01:44:36,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 01:44:36,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1735624483, now seen corresponding path program 1 times [2022-04-28 01:44:36,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 01:44:36,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184093721] [2022-04-28 01:44:36,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:36,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 01:44:36,472 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 01:44:36,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1596854898] [2022-04-28 01:44:36,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:36,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 01:44:36,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 01:44:36,486 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-28 01:44:36,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-04-28 01:44:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:36,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 13 conjunts are in the unsatisfiable core [2022-04-28 01:44:36,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:36,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 01:44:36,861 INFO L272 TraceCheckUtils]: 0: Hoare triple {2947#true} [64] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2947#true} is VALID [2022-04-28 01:44:36,862 INFO L290 TraceCheckUtils]: 1: Hoare triple {2947#true} [66] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= v_~counter~0_3 0) (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 2) 9) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{~counter~0=v_~counter~0_3, #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[~counter~0, #NULL.offset, #NULL.base] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:36,863 INFO L290 TraceCheckUtils]: 2: Hoare triple {2955#(<= ~counter~0 0)} [69] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:36,863 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2955#(<= ~counter~0 0)} {2947#true} [93] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:36,864 INFO L272 TraceCheckUtils]: 4: Hoare triple {2955#(<= ~counter~0 0)} [65] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:36,864 INFO L290 TraceCheckUtils]: 5: Hoare triple {2955#(<= ~counter~0 0)} [68] mainENTRY-->L22: Formula: (and (<= |v_main_#t~nondet4_2| 32767) (<= 0 (+ |v_main_#t~nondet4_2| 32768)) (= v_main_~k~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_2, main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~k~0, main_~c~0, main_~y~0] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:36,865 INFO L272 TraceCheckUtils]: 6: Hoare triple {2955#(<= ~counter~0 0)} [70] L22-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:36,865 INFO L290 TraceCheckUtils]: 7: Hoare triple {2955#(<= ~counter~0 0)} [72] assume_abort_if_notENTRY-->L7: 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] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:36,866 INFO L290 TraceCheckUtils]: 8: Hoare triple {2955#(<= ~counter~0 0)} [76] L7-->L7-2: 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[] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:36,866 INFO L290 TraceCheckUtils]: 9: Hoare triple {2955#(<= ~counter~0 0)} [80] L7-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:36,867 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2955#(<= ~counter~0 0)} {2955#(<= ~counter~0 0)} [94] assume_abort_if_notEXIT-->L22-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:36,867 INFO L290 TraceCheckUtils]: 11: Hoare triple {2955#(<= ~counter~0 0)} [71] L22-1-->L28-3: Formula: (and (= v_main_~c~0_2 0) (= v_main_~y~0_4 0) (= v_main_~x~0_3 0)) InVars {} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_4, main_~x~0=v_main_~x~0_3} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:36,868 INFO L290 TraceCheckUtils]: 12: Hoare triple {2955#(<= ~counter~0 0)} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {2989#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:36,868 INFO L290 TraceCheckUtils]: 13: Hoare triple {2989#(<= ~counter~0 1)} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {2989#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:36,869 INFO L272 TraceCheckUtils]: 14: Hoare triple {2989#(<= ~counter~0 1)} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2989#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:36,870 INFO L290 TraceCheckUtils]: 15: Hoare triple {2989#(<= ~counter~0 1)} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2989#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:36,870 INFO L290 TraceCheckUtils]: 16: Hoare triple {2989#(<= ~counter~0 1)} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {2989#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:36,870 INFO L290 TraceCheckUtils]: 17: Hoare triple {2989#(<= ~counter~0 1)} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2989#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:36,871 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {2989#(<= ~counter~0 1)} {2989#(<= ~counter~0 1)} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2989#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:36,872 INFO L290 TraceCheckUtils]: 19: Hoare triple {2989#(<= ~counter~0 1)} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {2989#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:36,872 INFO L290 TraceCheckUtils]: 20: Hoare triple {2989#(<= ~counter~0 1)} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {3014#(<= ~counter~0 2)} is VALID [2022-04-28 01:44:36,873 INFO L290 TraceCheckUtils]: 21: Hoare triple {3014#(<= ~counter~0 2)} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {3014#(<= ~counter~0 2)} is VALID [2022-04-28 01:44:36,874 INFO L272 TraceCheckUtils]: 22: Hoare triple {3014#(<= ~counter~0 2)} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3014#(<= ~counter~0 2)} is VALID [2022-04-28 01:44:36,874 INFO L290 TraceCheckUtils]: 23: Hoare triple {3014#(<= ~counter~0 2)} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3014#(<= ~counter~0 2)} is VALID [2022-04-28 01:44:36,874 INFO L290 TraceCheckUtils]: 24: Hoare triple {3014#(<= ~counter~0 2)} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {3014#(<= ~counter~0 2)} is VALID [2022-04-28 01:44:36,875 INFO L290 TraceCheckUtils]: 25: Hoare triple {3014#(<= ~counter~0 2)} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3014#(<= ~counter~0 2)} is VALID [2022-04-28 01:44:36,875 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {3014#(<= ~counter~0 2)} {3014#(<= ~counter~0 2)} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3014#(<= ~counter~0 2)} is VALID [2022-04-28 01:44:36,876 INFO L290 TraceCheckUtils]: 27: Hoare triple {3014#(<= ~counter~0 2)} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {3014#(<= ~counter~0 2)} is VALID [2022-04-28 01:44:36,876 INFO L290 TraceCheckUtils]: 28: Hoare triple {3014#(<= ~counter~0 2)} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {3039#(<= ~counter~0 3)} is VALID [2022-04-28 01:44:36,877 INFO L290 TraceCheckUtils]: 29: Hoare triple {3039#(<= ~counter~0 3)} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {3039#(<= ~counter~0 3)} is VALID [2022-04-28 01:44:36,878 INFO L272 TraceCheckUtils]: 30: Hoare triple {3039#(<= ~counter~0 3)} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3039#(<= ~counter~0 3)} is VALID [2022-04-28 01:44:36,878 INFO L290 TraceCheckUtils]: 31: Hoare triple {3039#(<= ~counter~0 3)} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3039#(<= ~counter~0 3)} is VALID [2022-04-28 01:44:36,878 INFO L290 TraceCheckUtils]: 32: Hoare triple {3039#(<= ~counter~0 3)} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {3039#(<= ~counter~0 3)} is VALID [2022-04-28 01:44:36,879 INFO L290 TraceCheckUtils]: 33: Hoare triple {3039#(<= ~counter~0 3)} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3039#(<= ~counter~0 3)} is VALID [2022-04-28 01:44:36,884 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {3039#(<= ~counter~0 3)} {3039#(<= ~counter~0 3)} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3039#(<= ~counter~0 3)} is VALID [2022-04-28 01:44:36,884 INFO L290 TraceCheckUtils]: 35: Hoare triple {3039#(<= ~counter~0 3)} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {3039#(<= ~counter~0 3)} is VALID [2022-04-28 01:44:36,885 INFO L290 TraceCheckUtils]: 36: Hoare triple {3039#(<= ~counter~0 3)} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {3064#(<= ~counter~0 4)} is VALID [2022-04-28 01:44:36,885 INFO L290 TraceCheckUtils]: 37: Hoare triple {3064#(<= ~counter~0 4)} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {3064#(<= ~counter~0 4)} is VALID [2022-04-28 01:44:36,886 INFO L272 TraceCheckUtils]: 38: Hoare triple {3064#(<= ~counter~0 4)} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3064#(<= ~counter~0 4)} is VALID [2022-04-28 01:44:36,886 INFO L290 TraceCheckUtils]: 39: Hoare triple {3064#(<= ~counter~0 4)} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3064#(<= ~counter~0 4)} is VALID [2022-04-28 01:44:36,887 INFO L290 TraceCheckUtils]: 40: Hoare triple {3064#(<= ~counter~0 4)} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {3064#(<= ~counter~0 4)} is VALID [2022-04-28 01:44:36,888 INFO L290 TraceCheckUtils]: 41: Hoare triple {3064#(<= ~counter~0 4)} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3064#(<= ~counter~0 4)} is VALID [2022-04-28 01:44:36,888 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {3064#(<= ~counter~0 4)} {3064#(<= ~counter~0 4)} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3064#(<= ~counter~0 4)} is VALID [2022-04-28 01:44:36,889 INFO L290 TraceCheckUtils]: 43: Hoare triple {3064#(<= ~counter~0 4)} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {3064#(<= ~counter~0 4)} is VALID [2022-04-28 01:44:36,889 INFO L290 TraceCheckUtils]: 44: Hoare triple {3064#(<= ~counter~0 4)} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {3089#(<= |main_#t~post5| 4)} is VALID [2022-04-28 01:44:36,890 INFO L290 TraceCheckUtils]: 45: Hoare triple {3089#(<= |main_#t~post5| 4)} [78] L28-1-->L28-4: Formula: (not (< |v_main_#t~post5_3| 5)) InVars {main_#t~post5=|v_main_#t~post5_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {2948#false} is VALID [2022-04-28 01:44:36,890 INFO L272 TraceCheckUtils]: 46: Hoare triple {2948#false} [77] L28-4-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 6))) v_main_~y~0_9)) (- 1)) (* v_main_~y~0_9 v_main_~y~0_9) (* v_main_~x~0_8 12) (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* (- 2) v_main_~y~0_9))))) v_main_~y~0_9) (* (- 1) (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 5)) v_main_~y~0_9)))) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_8, main_~y~0=v_main_~y~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2948#false} is VALID [2022-04-28 01:44:36,890 INFO L290 TraceCheckUtils]: 47: Hoare triple {2948#false} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2948#false} is VALID [2022-04-28 01:44:36,890 INFO L290 TraceCheckUtils]: 48: Hoare triple {2948#false} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {2948#false} is VALID [2022-04-28 01:44:36,890 INFO L290 TraceCheckUtils]: 49: Hoare triple {2948#false} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2948#false} is VALID [2022-04-28 01:44:36,890 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {2948#false} {2948#false} [97] __VERIFIER_assertEXIT-->L39: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 6))) v_main_~y~0_9)) (- 1)) (* v_main_~y~0_9 v_main_~y~0_9) (* v_main_~x~0_8 12) (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* (- 2) v_main_~y~0_9))))) v_main_~y~0_9) (* (- 1) (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 5)) v_main_~y~0_9)))) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_8, main_~y~0=v_main_~y~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2948#false} is VALID [2022-04-28 01:44:36,890 INFO L272 TraceCheckUtils]: 51: Hoare triple {2948#false} [81] L39-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_10 v_main_~y~0_10) (* v_main_~y~0_10 v_main_~k~0_9)) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~k~0=v_main_~k~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~k~0, main_~y~0] {2948#false} is VALID [2022-04-28 01:44:36,890 INFO L290 TraceCheckUtils]: 52: Hoare triple {2948#false} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2948#false} is VALID [2022-04-28 01:44:36,891 INFO L290 TraceCheckUtils]: 53: Hoare triple {2948#false} [85] L10-->L11: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {2948#false} is VALID [2022-04-28 01:44:36,891 INFO L290 TraceCheckUtils]: 54: Hoare triple {2948#false} [90] L11-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2948#false} is VALID [2022-04-28 01:44:36,891 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 24 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-04-28 01:44:36,891 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 01:44:37,155 INFO L290 TraceCheckUtils]: 54: Hoare triple {2948#false} [90] L11-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2948#false} is VALID [2022-04-28 01:44:37,155 INFO L290 TraceCheckUtils]: 53: Hoare triple {2948#false} [85] L10-->L11: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {2948#false} is VALID [2022-04-28 01:44:37,155 INFO L290 TraceCheckUtils]: 52: Hoare triple {2948#false} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2948#false} is VALID [2022-04-28 01:44:37,155 INFO L272 TraceCheckUtils]: 51: Hoare triple {2948#false} [81] L39-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_10 v_main_~y~0_10) (* v_main_~y~0_10 v_main_~k~0_9)) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~k~0=v_main_~k~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~k~0, main_~y~0] {2948#false} is VALID [2022-04-28 01:44:37,156 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {2947#true} {2948#false} [97] __VERIFIER_assertEXIT-->L39: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 6))) v_main_~y~0_9)) (- 1)) (* v_main_~y~0_9 v_main_~y~0_9) (* v_main_~x~0_8 12) (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* (- 2) v_main_~y~0_9))))) v_main_~y~0_9) (* (- 1) (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 5)) v_main_~y~0_9)))) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_8, main_~y~0=v_main_~y~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2948#false} is VALID [2022-04-28 01:44:37,156 INFO L290 TraceCheckUtils]: 49: Hoare triple {2947#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2947#true} is VALID [2022-04-28 01:44:37,156 INFO L290 TraceCheckUtils]: 48: Hoare triple {2947#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {2947#true} is VALID [2022-04-28 01:44:37,156 INFO L290 TraceCheckUtils]: 47: Hoare triple {2947#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2947#true} is VALID [2022-04-28 01:44:37,156 INFO L272 TraceCheckUtils]: 46: Hoare triple {2948#false} [77] L28-4-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 6))) v_main_~y~0_9)) (- 1)) (* v_main_~y~0_9 v_main_~y~0_9) (* v_main_~x~0_8 12) (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* (- 2) v_main_~y~0_9))))) v_main_~y~0_9) (* (- 1) (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 5)) v_main_~y~0_9)))) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_8, main_~y~0=v_main_~y~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2947#true} is VALID [2022-04-28 01:44:37,157 INFO L290 TraceCheckUtils]: 45: Hoare triple {3089#(<= |main_#t~post5| 4)} [78] L28-1-->L28-4: Formula: (not (< |v_main_#t~post5_3| 5)) InVars {main_#t~post5=|v_main_#t~post5_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {2948#false} is VALID [2022-04-28 01:44:37,157 INFO L290 TraceCheckUtils]: 44: Hoare triple {3064#(<= ~counter~0 4)} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {3089#(<= |main_#t~post5| 4)} is VALID [2022-04-28 01:44:37,158 INFO L290 TraceCheckUtils]: 43: Hoare triple {3064#(<= ~counter~0 4)} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {3064#(<= ~counter~0 4)} is VALID [2022-04-28 01:44:37,158 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {2947#true} {3064#(<= ~counter~0 4)} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3064#(<= ~counter~0 4)} is VALID [2022-04-28 01:44:37,158 INFO L290 TraceCheckUtils]: 41: Hoare triple {2947#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2947#true} is VALID [2022-04-28 01:44:37,158 INFO L290 TraceCheckUtils]: 40: Hoare triple {2947#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {2947#true} is VALID [2022-04-28 01:44:37,159 INFO L290 TraceCheckUtils]: 39: Hoare triple {2947#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2947#true} is VALID [2022-04-28 01:44:37,159 INFO L272 TraceCheckUtils]: 38: Hoare triple {3064#(<= ~counter~0 4)} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2947#true} is VALID [2022-04-28 01:44:37,159 INFO L290 TraceCheckUtils]: 37: Hoare triple {3064#(<= ~counter~0 4)} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {3064#(<= ~counter~0 4)} is VALID [2022-04-28 01:44:37,160 INFO L290 TraceCheckUtils]: 36: Hoare triple {3039#(<= ~counter~0 3)} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {3064#(<= ~counter~0 4)} is VALID [2022-04-28 01:44:37,160 INFO L290 TraceCheckUtils]: 35: Hoare triple {3039#(<= ~counter~0 3)} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {3039#(<= ~counter~0 3)} is VALID [2022-04-28 01:44:37,161 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {2947#true} {3039#(<= ~counter~0 3)} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3039#(<= ~counter~0 3)} is VALID [2022-04-28 01:44:37,161 INFO L290 TraceCheckUtils]: 33: Hoare triple {2947#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2947#true} is VALID [2022-04-28 01:44:37,161 INFO L290 TraceCheckUtils]: 32: Hoare triple {2947#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {2947#true} is VALID [2022-04-28 01:44:37,161 INFO L290 TraceCheckUtils]: 31: Hoare triple {2947#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2947#true} is VALID [2022-04-28 01:44:37,161 INFO L272 TraceCheckUtils]: 30: Hoare triple {3039#(<= ~counter~0 3)} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2947#true} is VALID [2022-04-28 01:44:37,162 INFO L290 TraceCheckUtils]: 29: Hoare triple {3039#(<= ~counter~0 3)} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {3039#(<= ~counter~0 3)} is VALID [2022-04-28 01:44:37,162 INFO L290 TraceCheckUtils]: 28: Hoare triple {3014#(<= ~counter~0 2)} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {3039#(<= ~counter~0 3)} is VALID [2022-04-28 01:44:37,163 INFO L290 TraceCheckUtils]: 27: Hoare triple {3014#(<= ~counter~0 2)} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {3014#(<= ~counter~0 2)} is VALID [2022-04-28 01:44:37,163 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {2947#true} {3014#(<= ~counter~0 2)} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3014#(<= ~counter~0 2)} is VALID [2022-04-28 01:44:37,163 INFO L290 TraceCheckUtils]: 25: Hoare triple {2947#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2947#true} is VALID [2022-04-28 01:44:37,164 INFO L290 TraceCheckUtils]: 24: Hoare triple {2947#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {2947#true} is VALID [2022-04-28 01:44:37,164 INFO L290 TraceCheckUtils]: 23: Hoare triple {2947#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2947#true} is VALID [2022-04-28 01:44:37,164 INFO L272 TraceCheckUtils]: 22: Hoare triple {3014#(<= ~counter~0 2)} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2947#true} is VALID [2022-04-28 01:44:37,164 INFO L290 TraceCheckUtils]: 21: Hoare triple {3014#(<= ~counter~0 2)} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {3014#(<= ~counter~0 2)} is VALID [2022-04-28 01:44:37,165 INFO L290 TraceCheckUtils]: 20: Hoare triple {2989#(<= ~counter~0 1)} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {3014#(<= ~counter~0 2)} is VALID [2022-04-28 01:44:37,165 INFO L290 TraceCheckUtils]: 19: Hoare triple {2989#(<= ~counter~0 1)} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {2989#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:37,166 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {2947#true} {2989#(<= ~counter~0 1)} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2989#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:37,166 INFO L290 TraceCheckUtils]: 17: Hoare triple {2947#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2947#true} is VALID [2022-04-28 01:44:37,166 INFO L290 TraceCheckUtils]: 16: Hoare triple {2947#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {2947#true} is VALID [2022-04-28 01:44:37,166 INFO L290 TraceCheckUtils]: 15: Hoare triple {2947#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2947#true} is VALID [2022-04-28 01:44:37,166 INFO L272 TraceCheckUtils]: 14: Hoare triple {2989#(<= ~counter~0 1)} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {2947#true} is VALID [2022-04-28 01:44:37,167 INFO L290 TraceCheckUtils]: 13: Hoare triple {2989#(<= ~counter~0 1)} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {2989#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:37,167 INFO L290 TraceCheckUtils]: 12: Hoare triple {2955#(<= ~counter~0 0)} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {2989#(<= ~counter~0 1)} is VALID [2022-04-28 01:44:37,168 INFO L290 TraceCheckUtils]: 11: Hoare triple {2955#(<= ~counter~0 0)} [71] L22-1-->L28-3: Formula: (and (= v_main_~c~0_2 0) (= v_main_~y~0_4 0) (= v_main_~x~0_3 0)) InVars {} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_4, main_~x~0=v_main_~x~0_3} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:37,168 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2947#true} {2955#(<= ~counter~0 0)} [94] assume_abort_if_notEXIT-->L22-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:37,168 INFO L290 TraceCheckUtils]: 9: Hoare triple {2947#true} [80] L7-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2947#true} is VALID [2022-04-28 01:44:37,168 INFO L290 TraceCheckUtils]: 8: Hoare triple {2947#true} [76] L7-->L7-2: 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[] {2947#true} is VALID [2022-04-28 01:44:37,168 INFO L290 TraceCheckUtils]: 7: Hoare triple {2947#true} [72] assume_abort_if_notENTRY-->L7: 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] {2947#true} is VALID [2022-04-28 01:44:37,169 INFO L272 TraceCheckUtils]: 6: Hoare triple {2955#(<= ~counter~0 0)} [70] L22-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {2947#true} is VALID [2022-04-28 01:44:37,169 INFO L290 TraceCheckUtils]: 5: Hoare triple {2955#(<= ~counter~0 0)} [68] mainENTRY-->L22: Formula: (and (<= |v_main_#t~nondet4_2| 32767) (<= 0 (+ |v_main_#t~nondet4_2| 32768)) (= v_main_~k~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_2, main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~k~0, main_~c~0, main_~y~0] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:37,169 INFO L272 TraceCheckUtils]: 4: Hoare triple {2955#(<= ~counter~0 0)} [65] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:37,170 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2955#(<= ~counter~0 0)} {2947#true} [93] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:37,170 INFO L290 TraceCheckUtils]: 2: Hoare triple {2955#(<= ~counter~0 0)} [69] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:37,171 INFO L290 TraceCheckUtils]: 1: Hoare triple {2947#true} [66] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= v_~counter~0_3 0) (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 2) 9) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{~counter~0=v_~counter~0_3, #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[~counter~0, #NULL.offset, #NULL.base] {2955#(<= ~counter~0 0)} is VALID [2022-04-28 01:44:37,171 INFO L272 TraceCheckUtils]: 0: Hoare triple {2947#true} [64] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2947#true} is VALID [2022-04-28 01:44:37,171 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-04-28 01:44:37,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 01:44:37,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184093721] [2022-04-28 01:44:37,171 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 01:44:37,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1596854898] [2022-04-28 01:44:37,172 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1596854898] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-28 01:44:37,172 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-28 01:44:37,172 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2022-04-28 01:44:37,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191869385] [2022-04-28 01:44:37,172 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-28 01:44:37,172 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 7 states have call successors, (15), 7 states have call predecessors, (15), 7 states have return successors, (13), 6 states have call predecessors, (13), 7 states have call successors, (13) Word has length 55 [2022-04-28 01:44:37,174 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 01:44:37,174 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 7 states have call successors, (15), 7 states have call predecessors, (15), 7 states have return successors, (13), 6 states have call predecessors, (13), 7 states have call successors, (13) [2022-04-28 01:44:37,231 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 72 edges. 72 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:37,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-28 01:44:37,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-28 01:44:37,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-28 01:44:37,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-04-28 01:44:37,232 INFO L87 Difference]: Start difference. First operand 54 states and 57 transitions. Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 7 states have call successors, (15), 7 states have call predecessors, (15), 7 states have return successors, (13), 6 states have call predecessors, (13), 7 states have call successors, (13) [2022-04-28 01:44:37,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:37,434 INFO L93 Difference]: Finished difference Result 70 states and 72 transitions. [2022-04-28 01:44:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-04-28 01:44:37,434 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 7 states have call successors, (15), 7 states have call predecessors, (15), 7 states have return successors, (13), 6 states have call predecessors, (13), 7 states have call successors, (13) Word has length 55 [2022-04-28 01:44:37,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 01:44:37,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 7 states have call successors, (15), 7 states have call predecessors, (15), 7 states have return successors, (13), 6 states have call predecessors, (13), 7 states have call successors, (13) [2022-04-28 01:44:37,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 70 transitions. [2022-04-28 01:44:37,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 7 states have call successors, (15), 7 states have call predecessors, (15), 7 states have return successors, (13), 6 states have call predecessors, (13), 7 states have call successors, (13) [2022-04-28 01:44:37,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 70 transitions. [2022-04-28 01:44:37,438 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 12 states and 70 transitions. [2022-04-28 01:44:37,497 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:37,499 INFO L225 Difference]: With dead ends: 70 [2022-04-28 01:44:37,499 INFO L226 Difference]: Without dead ends: 60 [2022-04-28 01:44:37,499 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 102 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2022-04-28 01:44:37,500 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 12 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-28 01:44:37,500 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 105 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-28 01:44:37,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2022-04-28 01:44:37,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2022-04-28 01:44:37,529 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 01:44:37,530 INFO L82 GeneralOperation]: Start isEquivalent. First operand 60 states. Second operand has 60 states, 42 states have (on average 1.0476190476190477) internal successors, (44), 42 states have internal predecessors, (44), 10 states have call successors, (10), 9 states have call predecessors, (10), 7 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-28 01:44:37,530 INFO L74 IsIncluded]: Start isIncluded. First operand 60 states. Second operand has 60 states, 42 states have (on average 1.0476190476190477) internal successors, (44), 42 states have internal predecessors, (44), 10 states have call successors, (10), 9 states have call predecessors, (10), 7 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-28 01:44:37,530 INFO L87 Difference]: Start difference. First operand 60 states. Second operand has 60 states, 42 states have (on average 1.0476190476190477) internal successors, (44), 42 states have internal predecessors, (44), 10 states have call successors, (10), 9 states have call predecessors, (10), 7 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-28 01:44:37,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:37,532 INFO L93 Difference]: Finished difference Result 60 states and 62 transitions. [2022-04-28 01:44:37,532 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 62 transitions. [2022-04-28 01:44:37,532 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:37,533 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:37,533 INFO L74 IsIncluded]: Start isIncluded. First operand has 60 states, 42 states have (on average 1.0476190476190477) internal successors, (44), 42 states have internal predecessors, (44), 10 states have call successors, (10), 9 states have call predecessors, (10), 7 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand 60 states. [2022-04-28 01:44:37,533 INFO L87 Difference]: Start difference. First operand has 60 states, 42 states have (on average 1.0476190476190477) internal successors, (44), 42 states have internal predecessors, (44), 10 states have call successors, (10), 9 states have call predecessors, (10), 7 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand 60 states. [2022-04-28 01:44:37,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:37,535 INFO L93 Difference]: Finished difference Result 60 states and 62 transitions. [2022-04-28 01:44:37,535 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 62 transitions. [2022-04-28 01:44:37,535 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:37,535 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:37,535 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 01:44:37,536 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 01:44:37,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 42 states have (on average 1.0476190476190477) internal successors, (44), 42 states have internal predecessors, (44), 10 states have call successors, (10), 9 states have call predecessors, (10), 7 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-28 01:44:37,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 62 transitions. [2022-04-28 01:44:37,537 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 62 transitions. Word has length 55 [2022-04-28 01:44:37,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 01:44:37,538 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 62 transitions. [2022-04-28 01:44:37,538 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 7 states have call successors, (15), 7 states have call predecessors, (15), 7 states have return successors, (13), 6 states have call predecessors, (13), 7 states have call successors, (13) [2022-04-28 01:44:37,538 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 62 transitions. [2022-04-28 01:44:37,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-04-28 01:44:37,538 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 01:44:37,539 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 01:44:37,566 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-04-28 01:44:37,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-04-28 01:44:37,739 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 01:44:37,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 01:44:37,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1029628710, now seen corresponding path program 4 times [2022-04-28 01:44:37,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 01:44:37,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701087247] [2022-04-28 01:44:37,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:37,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 01:44:37,757 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 01:44:37,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [739867933] [2022-04-28 01:44:37,757 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-28 01:44:37,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 01:44:37,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 01:44:37,759 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-28 01:44:37,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-04-28 01:44:37,813 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-28 01:44:37,813 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 01:44:37,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 24 conjunts are in the unsatisfiable core [2022-04-28 01:44:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 01:44:37,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 01:44:38,232 INFO L272 TraceCheckUtils]: 0: Hoare triple {3596#true} [64] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,232 INFO L290 TraceCheckUtils]: 1: Hoare triple {3596#true} [66] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= v_~counter~0_3 0) (= 48 (select .cse0 0)) (= (select |v_#valid_1| 2) 1) (= (select |v_#valid_1| 0) 0) (< 0 |v_#StackHeapBarrier_1|) (= |v_#NULL.base_1| 0) (= 1 (select |v_#valid_1| 3)) (= (select |v_#length_1| 2) 9) (= (select |v_#length_1| 3) 12) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{~counter~0=v_~counter~0_3, #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[~counter~0, #NULL.offset, #NULL.base] {3596#true} is VALID [2022-04-28 01:44:38,232 INFO L290 TraceCheckUtils]: 2: Hoare triple {3596#true} [69] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,232 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3596#true} {3596#true} [93] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,232 INFO L272 TraceCheckUtils]: 4: Hoare triple {3596#true} [65] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,233 INFO L290 TraceCheckUtils]: 5: Hoare triple {3596#true} [68] mainENTRY-->L22: Formula: (and (<= |v_main_#t~nondet4_2| 32767) (<= 0 (+ |v_main_#t~nondet4_2| 32768)) (= v_main_~k~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_2, main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~k~0, main_~c~0, main_~y~0] {3596#true} is VALID [2022-04-28 01:44:38,233 INFO L272 TraceCheckUtils]: 6: Hoare triple {3596#true} [70] L22-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {3596#true} is VALID [2022-04-28 01:44:38,233 INFO L290 TraceCheckUtils]: 7: Hoare triple {3596#true} [72] assume_abort_if_notENTRY-->L7: 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] {3596#true} is VALID [2022-04-28 01:44:38,233 INFO L290 TraceCheckUtils]: 8: Hoare triple {3596#true} [76] L7-->L7-2: 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[] {3596#true} is VALID [2022-04-28 01:44:38,233 INFO L290 TraceCheckUtils]: 9: Hoare triple {3596#true} [80] L7-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,233 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {3596#true} {3596#true} [94] assume_abort_if_notEXIT-->L22-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= v_main_~k~0_8 256) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {3596#true} is VALID [2022-04-28 01:44:38,234 INFO L290 TraceCheckUtils]: 11: Hoare triple {3596#true} [71] L22-1-->L28-3: Formula: (and (= v_main_~c~0_2 0) (= v_main_~y~0_4 0) (= v_main_~x~0_3 0)) InVars {} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_4, main_~x~0=v_main_~x~0_3} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {3634#(and (= main_~c~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:38,234 INFO L290 TraceCheckUtils]: 12: Hoare triple {3634#(and (= main_~c~0 0) (= main_~y~0 0))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {3634#(and (= main_~c~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:38,234 INFO L290 TraceCheckUtils]: 13: Hoare triple {3634#(and (= main_~c~0 0) (= main_~y~0 0))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {3634#(and (= main_~c~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:38,235 INFO L272 TraceCheckUtils]: 14: Hoare triple {3634#(and (= main_~c~0 0) (= main_~y~0 0))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3596#true} is VALID [2022-04-28 01:44:38,235 INFO L290 TraceCheckUtils]: 15: Hoare triple {3596#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3596#true} is VALID [2022-04-28 01:44:38,235 INFO L290 TraceCheckUtils]: 16: Hoare triple {3596#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,235 INFO L290 TraceCheckUtils]: 17: Hoare triple {3596#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,236 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {3596#true} {3634#(and (= main_~c~0 0) (= main_~y~0 0))} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3634#(and (= main_~c~0 0) (= main_~y~0 0))} is VALID [2022-04-28 01:44:38,236 INFO L290 TraceCheckUtils]: 19: Hoare triple {3634#(and (= main_~c~0 0) (= main_~y~0 0))} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {3659#(and (= main_~y~0 1) (= main_~c~0 1))} is VALID [2022-04-28 01:44:38,236 INFO L290 TraceCheckUtils]: 20: Hoare triple {3659#(and (= main_~y~0 1) (= main_~c~0 1))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {3659#(and (= main_~y~0 1) (= main_~c~0 1))} is VALID [2022-04-28 01:44:38,237 INFO L290 TraceCheckUtils]: 21: Hoare triple {3659#(and (= main_~y~0 1) (= main_~c~0 1))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {3659#(and (= main_~y~0 1) (= main_~c~0 1))} is VALID [2022-04-28 01:44:38,237 INFO L272 TraceCheckUtils]: 22: Hoare triple {3659#(and (= main_~y~0 1) (= main_~c~0 1))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3596#true} is VALID [2022-04-28 01:44:38,237 INFO L290 TraceCheckUtils]: 23: Hoare triple {3596#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3596#true} is VALID [2022-04-28 01:44:38,237 INFO L290 TraceCheckUtils]: 24: Hoare triple {3596#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,237 INFO L290 TraceCheckUtils]: 25: Hoare triple {3596#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,238 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {3596#true} {3659#(and (= main_~y~0 1) (= main_~c~0 1))} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3659#(and (= main_~y~0 1) (= main_~c~0 1))} is VALID [2022-04-28 01:44:38,239 INFO L290 TraceCheckUtils]: 27: Hoare triple {3659#(and (= main_~y~0 1) (= main_~c~0 1))} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {3684#(and (= (+ (- 1) main_~c~0) 1) (= (+ (- 1) main_~y~0) 1))} is VALID [2022-04-28 01:44:38,239 INFO L290 TraceCheckUtils]: 28: Hoare triple {3684#(and (= (+ (- 1) main_~c~0) 1) (= (+ (- 1) main_~y~0) 1))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {3684#(and (= (+ (- 1) main_~c~0) 1) (= (+ (- 1) main_~y~0) 1))} is VALID [2022-04-28 01:44:38,239 INFO L290 TraceCheckUtils]: 29: Hoare triple {3684#(and (= (+ (- 1) main_~c~0) 1) (= (+ (- 1) main_~y~0) 1))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {3684#(and (= (+ (- 1) main_~c~0) 1) (= (+ (- 1) main_~y~0) 1))} is VALID [2022-04-28 01:44:38,240 INFO L272 TraceCheckUtils]: 30: Hoare triple {3684#(and (= (+ (- 1) main_~c~0) 1) (= (+ (- 1) main_~y~0) 1))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3596#true} is VALID [2022-04-28 01:44:38,240 INFO L290 TraceCheckUtils]: 31: Hoare triple {3596#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3596#true} is VALID [2022-04-28 01:44:38,240 INFO L290 TraceCheckUtils]: 32: Hoare triple {3596#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,240 INFO L290 TraceCheckUtils]: 33: Hoare triple {3596#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,240 INFO L284 TraceCheckUtils]: 34: Hoare quadruple {3596#true} {3684#(and (= (+ (- 1) main_~c~0) 1) (= (+ (- 1) main_~y~0) 1))} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3684#(and (= (+ (- 1) main_~c~0) 1) (= (+ (- 1) main_~y~0) 1))} is VALID [2022-04-28 01:44:38,241 INFO L290 TraceCheckUtils]: 35: Hoare triple {3684#(and (= (+ (- 1) main_~c~0) 1) (= (+ (- 1) main_~y~0) 1))} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {3709#(and (= (+ (- 2) main_~y~0) 1) (= (+ (- 2) main_~c~0) 1))} is VALID [2022-04-28 01:44:38,241 INFO L290 TraceCheckUtils]: 36: Hoare triple {3709#(and (= (+ (- 2) main_~y~0) 1) (= (+ (- 2) main_~c~0) 1))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {3709#(and (= (+ (- 2) main_~y~0) 1) (= (+ (- 2) main_~c~0) 1))} is VALID [2022-04-28 01:44:38,242 INFO L290 TraceCheckUtils]: 37: Hoare triple {3709#(and (= (+ (- 2) main_~y~0) 1) (= (+ (- 2) main_~c~0) 1))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {3709#(and (= (+ (- 2) main_~y~0) 1) (= (+ (- 2) main_~c~0) 1))} is VALID [2022-04-28 01:44:38,242 INFO L272 TraceCheckUtils]: 38: Hoare triple {3709#(and (= (+ (- 2) main_~y~0) 1) (= (+ (- 2) main_~c~0) 1))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3596#true} is VALID [2022-04-28 01:44:38,242 INFO L290 TraceCheckUtils]: 39: Hoare triple {3596#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3596#true} is VALID [2022-04-28 01:44:38,242 INFO L290 TraceCheckUtils]: 40: Hoare triple {3596#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,242 INFO L290 TraceCheckUtils]: 41: Hoare triple {3596#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,243 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {3596#true} {3709#(and (= (+ (- 2) main_~y~0) 1) (= (+ (- 2) main_~c~0) 1))} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3709#(and (= (+ (- 2) main_~y~0) 1) (= (+ (- 2) main_~c~0) 1))} is VALID [2022-04-28 01:44:38,243 INFO L290 TraceCheckUtils]: 43: Hoare triple {3709#(and (= (+ (- 2) main_~y~0) 1) (= (+ (- 2) main_~c~0) 1))} [88] L29-1-->L28-3: Formula: (and (< v_main_~c~0_5 v_main_~k~0_7) (= v_main_~c~0_4 (+ v_main_~c~0_5 1)) (= v_main_~x~0_5 (+ (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 (* v_main_~y~0_6 v_main_~y~0_6)))) v_main_~x~0_6)) (= v_main_~y~0_6 (+ v_main_~y~0_7 1))) InVars {main_~y~0=v_main_~y~0_7, main_~c~0=v_main_~c~0_5, main_~x~0=v_main_~x~0_6, main_~k~0=v_main_~k~0_7} OutVars{main_~y~0=v_main_~y~0_6, main_~c~0=v_main_~c~0_4, main_~x~0=v_main_~x~0_5, main_~k~0=v_main_~k~0_7} AuxVars[] AssignedVars[main_~x~0, main_~y~0, main_~c~0] {3734#(and (= main_~y~0 4) (< 3 main_~k~0) (<= main_~c~0 4))} is VALID [2022-04-28 01:44:38,244 INFO L290 TraceCheckUtils]: 44: Hoare triple {3734#(and (= main_~y~0 4) (< 3 main_~k~0) (<= main_~c~0 4))} [74] L28-3-->L28-1: Formula: (and (= |v_main_#t~post5_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post5_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post5=|v_main_#t~post5_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post5] {3734#(and (= main_~y~0 4) (< 3 main_~k~0) (<= main_~c~0 4))} is VALID [2022-04-28 01:44:38,244 INFO L290 TraceCheckUtils]: 45: Hoare triple {3734#(and (= main_~y~0 4) (< 3 main_~k~0) (<= main_~c~0 4))} [79] L28-1-->L29: Formula: (< |v_main_#t~post5_5| 5) InVars {main_#t~post5=|v_main_#t~post5_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post5] {3734#(and (= main_~y~0 4) (< 3 main_~k~0) (<= main_~c~0 4))} is VALID [2022-04-28 01:44:38,244 INFO L272 TraceCheckUtils]: 46: Hoare triple {3734#(and (= main_~y~0 4) (< 3 main_~k~0) (<= main_~c~0 4))} [83] L29-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3596#true} is VALID [2022-04-28 01:44:38,245 INFO L290 TraceCheckUtils]: 47: Hoare triple {3596#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3596#true} is VALID [2022-04-28 01:44:38,245 INFO L290 TraceCheckUtils]: 48: Hoare triple {3596#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,245 INFO L290 TraceCheckUtils]: 49: Hoare triple {3596#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,245 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {3596#true} {3734#(and (= main_~y~0 4) (< 3 main_~k~0) (<= main_~c~0 4))} [96] __VERIFIER_assertEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 (* (- 2) v_main_~y~0_8)))))) (* (- 1) (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 5))) v_main_~y~0_8)) (* v_main_~x~0_7 12) (* (- 1) (* v_main_~y~0_8 (* (* v_main_~y~0_8 (* v_main_~y~0_8 (* v_main_~y~0_8 6))) v_main_~y~0_8))) (* v_main_~y~0_8 v_main_~y~0_8)) 0) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3734#(and (= main_~y~0 4) (< 3 main_~k~0) (<= main_~c~0 4))} is VALID [2022-04-28 01:44:38,246 INFO L290 TraceCheckUtils]: 51: Hoare triple {3734#(and (= main_~y~0 4) (< 3 main_~k~0) (<= main_~c~0 4))} [87] L29-1-->L28-4: Formula: (not (< v_main_~c~0_3 v_main_~k~0_6)) InVars {main_~c~0=v_main_~c~0_3, main_~k~0=v_main_~k~0_6} OutVars{main_~c~0=v_main_~c~0_3, main_~k~0=v_main_~k~0_6} AuxVars[] AssignedVars[] {3759#(and (= main_~y~0 4) (< 3 main_~k~0) (<= main_~k~0 4))} is VALID [2022-04-28 01:44:38,246 INFO L272 TraceCheckUtils]: 52: Hoare triple {3759#(and (= main_~y~0 4) (< 3 main_~k~0) (<= main_~k~0 4))} [77] L28-4-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 6))) v_main_~y~0_9)) (- 1)) (* v_main_~y~0_9 v_main_~y~0_9) (* v_main_~x~0_8 12) (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* (- 2) v_main_~y~0_9))))) v_main_~y~0_9) (* (- 1) (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 5)) v_main_~y~0_9)))) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_8, main_~y~0=v_main_~y~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3596#true} is VALID [2022-04-28 01:44:38,246 INFO L290 TraceCheckUtils]: 53: Hoare triple {3596#true} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3596#true} is VALID [2022-04-28 01:44:38,246 INFO L290 TraceCheckUtils]: 54: Hoare triple {3596#true} [86] L10-->L10-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,247 INFO L290 TraceCheckUtils]: 55: Hoare triple {3596#true} [92] L10-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3596#true} is VALID [2022-04-28 01:44:38,247 INFO L284 TraceCheckUtils]: 56: Hoare quadruple {3596#true} {3759#(and (= main_~y~0 4) (< 3 main_~k~0) (<= main_~k~0 4))} [97] __VERIFIER_assertEXIT-->L39: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 6))) v_main_~y~0_9)) (- 1)) (* v_main_~y~0_9 v_main_~y~0_9) (* v_main_~x~0_8 12) (* (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* v_main_~y~0_9 (* (- 2) v_main_~y~0_9))))) v_main_~y~0_9) (* (- 1) (* v_main_~y~0_9 (* (* v_main_~y~0_9 (* v_main_~y~0_9 5)) v_main_~y~0_9)))) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_8, main_~y~0=v_main_~y~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {3759#(and (= main_~y~0 4) (< 3 main_~k~0) (<= main_~k~0 4))} is VALID [2022-04-28 01:44:38,248 INFO L272 TraceCheckUtils]: 57: Hoare triple {3759#(and (= main_~y~0 4) (< 3 main_~k~0) (<= main_~k~0 4))} [81] L39-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_10 v_main_~y~0_10) (* v_main_~y~0_10 v_main_~k~0_9)) 1 0)) InVars {main_~y~0=v_main_~y~0_10, main_~k~0=v_main_~k~0_9} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~k~0, main_~y~0] {3778#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 01:44:38,249 INFO L290 TraceCheckUtils]: 58: Hoare triple {3778#(<= 1 |__VERIFIER_assert_#in~cond|)} [82] __VERIFIER_assertENTRY-->L10: Formula: (= v___VERIFIER_assert_~cond_2 |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_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3782#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 01:44:38,249 INFO L290 TraceCheckUtils]: 59: Hoare triple {3782#(<= 1 __VERIFIER_assert_~cond)} [85] L10-->L11: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {3597#false} is VALID [2022-04-28 01:44:38,249 INFO L290 TraceCheckUtils]: 60: Hoare triple {3597#false} [90] L11-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3597#false} is VALID [2022-04-28 01:44:38,249 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-04-28 01:44:38,250 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 01:44:38,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 01:44:38,594 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701087247] [2022-04-28 01:44:38,595 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 01:44:38,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739867933] [2022-04-28 01:44:38,595 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [739867933] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-28 01:44:38,595 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-04-28 01:44:38,595 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2022-04-28 01:44:38,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588431842] [2022-04-28 01:44:38,595 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-04-28 01:44:38,596 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 3.111111111111111) internal successors, (28), 9 states have internal predecessors, (28), 7 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 7 states have call predecessors, (8), 7 states have call successors, (8) Word has length 61 [2022-04-28 01:44:38,596 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 01:44:38,596 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 10 states, 9 states have (on average 3.111111111111111) internal successors, (28), 9 states have internal predecessors, (28), 7 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 7 states have call predecessors, (8), 7 states have call successors, (8) [2022-04-28 01:44:38,637 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:38,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-04-28 01:44:38,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-28 01:44:38,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-04-28 01:44:38,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-04-28 01:44:38,638 INFO L87 Difference]: Start difference. First operand 60 states and 62 transitions. Second operand has 10 states, 9 states have (on average 3.111111111111111) internal successors, (28), 9 states have internal predecessors, (28), 7 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 7 states have call predecessors, (8), 7 states have call successors, (8) [2022-04-28 01:44:39,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:39,197 INFO L93 Difference]: Finished difference Result 68 states and 72 transitions. [2022-04-28 01:44:39,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-04-28 01:44:39,197 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 3.111111111111111) internal successors, (28), 9 states have internal predecessors, (28), 7 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 7 states have call predecessors, (8), 7 states have call successors, (8) Word has length 61 [2022-04-28 01:44:39,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 01:44:39,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 3.111111111111111) internal successors, (28), 9 states have internal predecessors, (28), 7 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 7 states have call predecessors, (8), 7 states have call successors, (8) [2022-04-28 01:44:39,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 59 transitions. [2022-04-28 01:44:39,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 3.111111111111111) internal successors, (28), 9 states have internal predecessors, (28), 7 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 7 states have call predecessors, (8), 7 states have call successors, (8) [2022-04-28 01:44:39,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 59 transitions. [2022-04-28 01:44:39,201 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 10 states and 59 transitions. [2022-04-28 01:44:39,253 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 01:44:39,255 INFO L225 Difference]: With dead ends: 68 [2022-04-28 01:44:39,255 INFO L226 Difference]: Without dead ends: 62 [2022-04-28 01:44:39,255 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 67 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2022-04-28 01:44:39,256 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 2 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-28 01:44:39,256 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 267 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-28 01:44:39,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2022-04-28 01:44:39,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2022-04-28 01:44:39,288 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 01:44:39,288 INFO L82 GeneralOperation]: Start isEquivalent. First operand 62 states. Second operand has 62 states, 43 states have (on average 1.0465116279069768) internal successors, (45), 43 states have internal predecessors, (45), 11 states have call successors, (11), 9 states have call predecessors, (11), 7 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-28 01:44:39,288 INFO L74 IsIncluded]: Start isIncluded. First operand 62 states. Second operand has 62 states, 43 states have (on average 1.0465116279069768) internal successors, (45), 43 states have internal predecessors, (45), 11 states have call successors, (11), 9 states have call predecessors, (11), 7 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-28 01:44:39,288 INFO L87 Difference]: Start difference. First operand 62 states. Second operand has 62 states, 43 states have (on average 1.0465116279069768) internal successors, (45), 43 states have internal predecessors, (45), 11 states have call successors, (11), 9 states have call predecessors, (11), 7 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-28 01:44:39,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:39,290 INFO L93 Difference]: Finished difference Result 62 states and 65 transitions. [2022-04-28 01:44:39,290 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2022-04-28 01:44:39,290 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:39,290 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:39,290 INFO L74 IsIncluded]: Start isIncluded. First operand has 62 states, 43 states have (on average 1.0465116279069768) internal successors, (45), 43 states have internal predecessors, (45), 11 states have call successors, (11), 9 states have call predecessors, (11), 7 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand 62 states. [2022-04-28 01:44:39,291 INFO L87 Difference]: Start difference. First operand has 62 states, 43 states have (on average 1.0465116279069768) internal successors, (45), 43 states have internal predecessors, (45), 11 states have call successors, (11), 9 states have call predecessors, (11), 7 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand 62 states. [2022-04-28 01:44:39,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 01:44:39,292 INFO L93 Difference]: Finished difference Result 62 states and 65 transitions. [2022-04-28 01:44:39,292 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2022-04-28 01:44:39,292 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 01:44:39,293 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 01:44:39,293 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 01:44:39,293 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 01:44:39,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 43 states have (on average 1.0465116279069768) internal successors, (45), 43 states have internal predecessors, (45), 11 states have call successors, (11), 9 states have call predecessors, (11), 7 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-28 01:44:39,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 65 transitions. [2022-04-28 01:44:39,294 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 65 transitions. Word has length 61 [2022-04-28 01:44:39,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 01:44:39,295 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 65 transitions. [2022-04-28 01:44:39,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.111111111111111) internal successors, (28), 9 states have internal predecessors, (28), 7 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 7 states have call predecessors, (8), 7 states have call successors, (8) [2022-04-28 01:44:39,295 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2022-04-28 01:44:39,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-04-28 01:44:39,295 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 01:44:39,295 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 6, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 01:44:39,315 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-04-28 01:44:39,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-04-28 01:44:39,508 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 01:44:39,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 01:44:39,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1636766017, now seen corresponding path program 2 times [2022-04-28 01:44:39,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 01:44:39,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618242136] [2022-04-28 01:44:39,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 01:44:39,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 01:44:39,538 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 01:44:39,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [305385696] [2022-04-28 01:44:39,539 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-28 01:44:39,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 01:44:39,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 01:44:39,548 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-28 01:44:39,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-04-28 01:44:40,016 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-28 01:44:40,017 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-04-28 01:44:40,017 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-28 01:44:40,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-28 01:44:40,101 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-28 01:44:40,101 INFO L271 BasicCegarLoop]: Counterexample is feasible [2022-04-28 01:44:40,102 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-28 01:44:40,115 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-04-28 01:44:40,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-04-28 01:44:40,319 INFO L356 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1, 1, 1, 1] [2022-04-28 01:44:40,322 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-04-28 01:44:40,358 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2022-04-28 01:44:40,358 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2022-04-28 01:44:40,358 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2022-04-28 01:44:40,358 WARN L170 areAnnotationChecker]: assume_abort_if_notENTRY has no Hoare annotation [2022-04-28 01:44:40,358 WARN L170 areAnnotationChecker]: __VERIFIER_assertENTRY has no Hoare annotation [2022-04-28 01:44:40,358 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L7 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L7 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L10 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L10 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L7-2 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L10-2 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: assume_abort_if_notEXIT has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L22-1 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L29-1 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L29-1 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L39 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L40 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L28-3 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L28-3 has no Hoare annotation [2022-04-28 01:44:40,359 WARN L170 areAnnotationChecker]: L28-4 has no Hoare annotation [2022-04-28 01:44:40,360 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2022-04-28 01:44:40,360 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation [2022-04-28 01:44:40,360 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation [2022-04-28 01:44:40,360 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2022-04-28 01:44:40,360 WARN L170 areAnnotationChecker]: L29 has no Hoare annotation [2022-04-28 01:44:40,360 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2022-04-28 01:44:40,360 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2022-04-28 01:44:40,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.04 01:44:40 BasicIcfg [2022-04-28 01:44:40,361 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-28 01:44:40,362 INFO L158 Benchmark]: Toolchain (without parser) took 27407.86ms. Allocated memory was 175.1MB in the beginning and 210.8MB in the end (delta: 35.7MB). Free memory was 121.9MB in the beginning and 176.6MB in the end (delta: -54.7MB). There was no memory consumed. Max. memory is 8.0GB. [2022-04-28 01:44:40,362 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 175.1MB. Free memory was 138.1MB in the beginning and 138.0MB in the end (delta: 69.6kB). There was no memory consumed. Max. memory is 8.0GB. [2022-04-28 01:44:40,362 INFO L158 Benchmark]: CACSL2BoogieTranslator took 334.94ms. Allocated memory was 175.1MB in the beginning and 210.8MB in the end (delta: 35.7MB). Free memory was 121.7MB in the beginning and 187.3MB in the end (delta: -65.6MB). Peak memory consumption was 10.0MB. Max. memory is 8.0GB. [2022-04-28 01:44:40,362 INFO L158 Benchmark]: Boogie Preprocessor took 40.70ms. Allocated memory is still 210.8MB. Free memory was 187.3MB in the beginning and 185.9MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-04-28 01:44:40,363 INFO L158 Benchmark]: RCFGBuilder took 328.97ms. Allocated memory is still 210.8MB. Free memory was 185.9MB in the beginning and 174.1MB in the end (delta: 11.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-04-28 01:44:40,363 INFO L158 Benchmark]: IcfgTransformer took 31.64ms. Allocated memory is still 210.8MB. Free memory was 174.1MB in the beginning and 172.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-04-28 01:44:40,363 INFO L158 Benchmark]: TraceAbstraction took 26665.42ms. Allocated memory is still 210.8MB. Free memory was 172.0MB in the beginning and 176.6MB in the end (delta: -4.6MB). There was no memory consumed. Max. memory is 8.0GB. [2022-04-28 01:44:40,364 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 175.1MB. Free memory was 138.1MB in the beginning and 138.0MB in the end (delta: 69.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 334.94ms. Allocated memory was 175.1MB in the beginning and 210.8MB in the end (delta: 35.7MB). Free memory was 121.7MB in the beginning and 187.3MB in the end (delta: -65.6MB). Peak memory consumption was 10.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.70ms. Allocated memory is still 210.8MB. Free memory was 187.3MB in the beginning and 185.9MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 328.97ms. Allocated memory is still 210.8MB. Free memory was 185.9MB in the beginning and 174.1MB in the end (delta: 11.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * IcfgTransformer took 31.64ms. Allocated memory is still 210.8MB. Free memory was 174.1MB in the beginning and 172.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * TraceAbstraction took 26665.42ms. Allocated memory is still 210.8MB. Free memory was 172.0MB in the beginning and 176.6MB in the end (delta: -4.6MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 12]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L17] int counter = 0; VAL [\old(counter)=8, counter=0] [L19] short k; [L20] long long y, x, c; [L21] k = __VERIFIER_nondet_short() [L22] CALL assume_abort_if_not(k <= 256) VAL [\old(cond)=1, \old(counter)=0, counter=0] [L7] COND FALSE !(!cond) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=0] [L22] RET assume_abort_if_not(k <= 256) VAL [\old(counter)=0, counter=0, k=6] [L24] y = 0 [L25] x = 0 [L26] c = 0 VAL [\old(counter)=0, c=0, counter=0, k=6, x=0, y=0] [L28] EXPR counter++ VAL [\old(counter)=0, c=0, counter=1, counter++=0, k=6, x=0, y=0] [L28] COND TRUE counter++<5 [L29] CALL __VERIFIER_assert(-2*y*y*y*y*y*y - 6 * y*y*y*y*y - 5 * y*y*y*y + y*y + 12*x == 0) VAL [\old(cond)=1, \old(counter)=0, counter=1] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=1] [L29] RET __VERIFIER_assert(-2*y*y*y*y*y*y - 6 * y*y*y*y*y - 5 * y*y*y*y + y*y + 12*x == 0) VAL [\old(counter)=0, c=0, counter=1, k=6, x=0, y=0] [L31] COND FALSE !(!(c < k)) [L34] c = c + 1 [L35] y = y + 1 [L36] x = y * y * y * y * y + x VAL [\old(counter)=0, c=1, counter=1, k=6, x=1, y=1] [L28] EXPR counter++ VAL [\old(counter)=0, c=1, counter=2, counter++=1, k=6, x=1, y=1] [L28] COND TRUE counter++<5 [L29] CALL __VERIFIER_assert(-2*y*y*y*y*y*y - 6 * y*y*y*y*y - 5 * y*y*y*y + y*y + 12*x == 0) VAL [\old(cond)=1, \old(counter)=0, counter=2] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=2] [L29] RET __VERIFIER_assert(-2*y*y*y*y*y*y - 6 * y*y*y*y*y - 5 * y*y*y*y + y*y + 12*x == 0) VAL [\old(counter)=0, c=1, counter=2, k=6, x=1, y=1] [L31] COND FALSE !(!(c < k)) [L34] c = c + 1 [L35] y = y + 1 [L36] x = y * y * y * y * y + x VAL [\old(counter)=0, c=2, counter=2, k=6, x=33, y=2] [L28] EXPR counter++ VAL [\old(counter)=0, c=2, counter=3, counter++=2, k=6, x=33, y=2] [L28] COND TRUE counter++<5 [L29] CALL __VERIFIER_assert(-2*y*y*y*y*y*y - 6 * y*y*y*y*y - 5 * y*y*y*y + y*y + 12*x == 0) VAL [\old(cond)=1, \old(counter)=0, counter=3] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=3] [L29] RET __VERIFIER_assert(-2*y*y*y*y*y*y - 6 * y*y*y*y*y - 5 * y*y*y*y + y*y + 12*x == 0) VAL [\old(counter)=0, c=2, counter=3, k=6, x=33, y=2] [L31] COND FALSE !(!(c < k)) [L34] c = c + 1 [L35] y = y + 1 [L36] x = y * y * y * y * y + x VAL [\old(counter)=0, c=3, counter=3, k=6, x=276, y=3] [L28] EXPR counter++ VAL [\old(counter)=0, c=3, counter=4, counter++=3, k=6, x=276, y=3] [L28] COND TRUE counter++<5 [L29] CALL __VERIFIER_assert(-2*y*y*y*y*y*y - 6 * y*y*y*y*y - 5 * y*y*y*y + y*y + 12*x == 0) VAL [\old(cond)=1, \old(counter)=0, counter=4] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=4] [L29] RET __VERIFIER_assert(-2*y*y*y*y*y*y - 6 * y*y*y*y*y - 5 * y*y*y*y + y*y + 12*x == 0) VAL [\old(counter)=0, c=3, counter=4, k=6, x=276, y=3] [L31] COND FALSE !(!(c < k)) [L34] c = c + 1 [L35] y = y + 1 [L36] x = y * y * y * y * y + x VAL [\old(counter)=0, c=4, counter=4, k=6, x=1300, y=4] [L28] EXPR counter++ VAL [\old(counter)=0, c=4, counter=5, counter++=4, k=6, x=1300, y=4] [L28] COND TRUE counter++<5 [L29] CALL __VERIFIER_assert(-2*y*y*y*y*y*y - 6 * y*y*y*y*y - 5 * y*y*y*y + y*y + 12*x == 0) VAL [\old(cond)=1, \old(counter)=0, counter=5] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=5] [L29] RET __VERIFIER_assert(-2*y*y*y*y*y*y - 6 * y*y*y*y*y - 5 * y*y*y*y + y*y + 12*x == 0) VAL [\old(counter)=0, c=4, counter=5, k=6, x=1300, y=4] [L31] COND FALSE !(!(c < k)) [L34] c = c + 1 [L35] y = y + 1 [L36] x = y * y * y * y * y + x VAL [\old(counter)=0, c=5, counter=5, k=6, x=4425, y=5] [L28] EXPR counter++ VAL [\old(counter)=0, c=5, counter=6, counter++=5, k=6, x=4425, y=5] [L28] COND FALSE !(counter++<5) [L39] CALL __VERIFIER_assert(-2*y*y*y*y*y*y - 6 * y*y*y*y*y - 5 * y*y*y*y + y*y + 12*x == 0) VAL [\old(cond)=1, \old(counter)=0, counter=6] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=6] [L39] RET __VERIFIER_assert(-2*y*y*y*y*y*y - 6 * y*y*y*y*y - 5 * y*y*y*y + y*y + 12*x == 0) VAL [\old(counter)=0, c=5, counter=6, k=6, x=4425, y=5] [L40] CALL __VERIFIER_assert(k*y == y*y) VAL [\old(cond)=0, \old(counter)=0, counter=6] [L10] COND TRUE !(cond) VAL [\old(cond)=0, \old(counter)=0, cond=0, counter=6] [L12] reach_error() VAL [\old(cond)=0, \old(counter)=0, cond=0, counter=6] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 26.6s, OverallIterations: 11, TraceHistogramMax: 7, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 7.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 82 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 78 mSDsluCounter, 1265 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 956 mSDsCounter, 34 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 547 IncrementalHoareTripleChecker+Invalid, 581 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 34 mSolverCounterUnsat, 309 mSDtfsCounter, 547 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 537 GetRequests, 452 SyntacticMatches, 7 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred in iteration=10, InterpolantAutomatonStates: 73, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 11 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 9.6s InterpolantComputationTime, 419 NumberOfCodeBlocks, 410 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 450 ConstructedInterpolants, 0 QuantifiedInterpolants, 1589 SizeOfPredicates, 18 NumberOfNonLiveVariables, 1084 ConjunctsInSsa, 115 ConjunctsInUnsatCore, 13 InterpolantComputations, 4 PerfectInterpolantSequences, 259/434 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-04-28 01:44:40,378 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...