/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/nla-digbench-scaling/egcd-ll_unwindbound2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-e106359-m [2022-04-14 21:11:46,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-14 21:11:46,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-14 21:11:46,831 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-14 21:11:46,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-14 21:11:46,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-14 21:11:46,833 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-14 21:11:46,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-14 21:11:46,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-14 21:11:46,836 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-14 21:11:46,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-14 21:11:46,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-14 21:11:46,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-14 21:11:46,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-14 21:11:46,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-14 21:11:46,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-14 21:11:46,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-14 21:11:46,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-14 21:11:46,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-14 21:11:46,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-14 21:11:46,843 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-14 21:11:46,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-14 21:11:46,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-14 21:11:46,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-14 21:11:46,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-14 21:11:46,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-14 21:11:46,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-14 21:11:46,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-14 21:11:46,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-14 21:11:46,868 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-04-14 21:11:46,874 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-14 21:11:46,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-14 21:11:46,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-14 21:11:46,875 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-14 21:11:46,875 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-14 21:11:46,876 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-14 21:11:46,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-14 21:11:46,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-14 21:11:46,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-14 21:11:46,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-14 21:11:46,876 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-14 21:11:46,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-14 21:11:46,877 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-14 21:11:46,877 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-14 21:11:46,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-14 21:11:46,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-14 21:11:46,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-14 21:11:46,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-14 21:11:46,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-14 21:11:46,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-14 21:11:46,878 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-14 21:11:46,878 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-14 21:11:46,878 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-14 21:11:47,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-14 21:11:47,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-14 21:11:47,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-14 21:11:47,072 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-14 21:11:47,074 INFO L275 PluginConnector]: CDTParser initialized [2022-04-14 21:11:47,075 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench-scaling/egcd-ll_unwindbound2.c [2022-04-14 21:11:47,119 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/648d80ae3/d724a10784724fa88644fae3a504174f/FLAGbcfa98bfc [2022-04-14 21:11:47,459 INFO L306 CDTParser]: Found 1 translation units. [2022-04-14 21:11:47,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/egcd-ll_unwindbound2.c [2022-04-14 21:11:47,464 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/648d80ae3/d724a10784724fa88644fae3a504174f/FLAGbcfa98bfc [2022-04-14 21:11:47,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/648d80ae3/d724a10784724fa88644fae3a504174f [2022-04-14 21:11:47,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-14 21:11:47,900 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-14 21:11:47,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-14 21:11:47,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-14 21:11:47,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-14 21:11:47,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.04 09:11:47" (1/1) ... [2022-04-14 21:11:47,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7398e067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 09:11:47, skipping insertion in model container [2022-04-14 21:11:47,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.04 09:11:47" (1/1) ... [2022-04-14 21:11:47,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-14 21:11:47,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-14 21:11:48,034 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/egcd-ll_unwindbound2.c[489,502] [2022-04-14 21:11:48,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-14 21:11:48,062 INFO L203 MainTranslator]: Completed pre-run [2022-04-14 21:11:48,070 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/egcd-ll_unwindbound2.c[489,502] [2022-04-14 21:11:48,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-14 21:11:48,084 INFO L208 MainTranslator]: Completed translation [2022-04-14 21:11:48,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 09:11:48 WrapperNode [2022-04-14 21:11:48,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-14 21:11:48,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-14 21:11:48,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-14 21:11:48,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-14 21:11:48,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 09:11:48" (1/1) ... [2022-04-14 21:11:48,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 09:11:48" (1/1) ... [2022-04-14 21:11:48,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 09:11:48" (1/1) ... [2022-04-14 21:11:48,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 09:11:48" (1/1) ... [2022-04-14 21:11:48,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 09:11:48" (1/1) ... [2022-04-14 21:11:48,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 09:11:48" (1/1) ... [2022-04-14 21:11:48,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 09:11:48" (1/1) ... [2022-04-14 21:11:48,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-14 21:11:48,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-14 21:11:48,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-14 21:11:48,108 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-14 21:11:48,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 09:11:48" (1/1) ... [2022-04-14 21:11:48,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-14 21:11:48,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-14 21:11:48,131 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) [2022-04-14 21:11:48,140 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 [2022-04-14 21:11:48,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-14 21:11:48,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-14 21:11:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-14 21:11:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-14 21:11:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-14 21:11:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-14 21:11:48,163 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-14 21:11:48,163 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-14 21:11:48,163 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-14 21:11:48,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-14 21:11:48,164 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-14 21:11:48,164 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-14 21:11:48,164 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-14 21:11:48,164 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-14 21:11:48,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-14 21:11:48,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-14 21:11:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-14 21:11:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-14 21:11:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-14 21:11:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-14 21:11:48,209 INFO L234 CfgBuilder]: Building ICFG [2022-04-14 21:11:48,210 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-14 21:11:48,365 INFO L275 CfgBuilder]: Performing block encoding [2022-04-14 21:11:48,371 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-14 21:11:48,371 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-14 21:11:48,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.04 09:11:48 BoogieIcfgContainer [2022-04-14 21:11:48,372 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-14 21:11:48,373 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-14 21:11:48,373 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-14 21:11:48,374 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-14 21:11:48,377 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.04 09:11:48" (1/1) ... [2022-04-14 21:11:48,379 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_JORDAN [2022-04-14 21:11:48,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 14.04 09:11:48 BasicIcfg [2022-04-14 21:11:48,403 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-14 21:11:48,404 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-14 21:11:48,404 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-14 21:11:48,407 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-14 21:11:48,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.04 09:11:47" (1/4) ... [2022-04-14 21:11:48,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cc4ffbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.04 09:11:48, skipping insertion in model container [2022-04-14 21:11:48,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 09:11:48" (2/4) ... [2022-04-14 21:11:48,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cc4ffbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.04 09:11:48, skipping insertion in model container [2022-04-14 21:11:48,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.04 09:11:48" (3/4) ... [2022-04-14 21:11:48,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cc4ffbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.04 09:11:48, skipping insertion in model container [2022-04-14 21:11:48,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 14.04 09:11:48" (4/4) ... [2022-04-14 21:11:48,409 INFO L111 eAbstractionObserver]: Analyzing ICFG egcd-ll_unwindbound2.cJordan [2022-04-14 21:11:48,413 INFO L202 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2022-04-14 21:11:48,413 INFO L161 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-14 21:11:48,441 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-14 21:11:48,445 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=ForwardPredicates, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-14 21:11:48,446 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-14 21:11:48,458 INFO L276 IsEmpty]: Start isEmpty. Operand has 35 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 19 states have internal predecessors, (25), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-04-14 21:11:48,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-04-14 21:11:48,462 INFO L491 BasicCegarLoop]: Found error trace [2022-04-14 21:11:48,463 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-14 21:11:48,463 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-14 21:11:48,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-14 21:11:48,467 INFO L85 PathProgramCache]: Analyzing trace with hash 2051628946, now seen corresponding path program 1 times [2022-04-14 21:11:48,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-14 21:11:48,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304820918] [2022-04-14 21:11:48,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:11:48,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-14 21:11:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:11:48,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-14 21:11:48,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:11:48,684 INFO L290 TraceCheckUtils]: 0: Hoare triple {51#(and (= ~counter~0 |old(~counter~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [87] 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| 3) 12) (= (select |v_#length_1| 2) 10) (= (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] {38#true} is VALID [2022-04-14 21:11:48,684 INFO L290 TraceCheckUtils]: 1: Hoare triple {38#true} [90] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#true} is VALID [2022-04-14 21:11:48,685 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {38#true} {38#true} [121] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#true} is VALID [2022-04-14 21:11:48,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-04-14 21:11:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:11:48,696 INFO L290 TraceCheckUtils]: 0: Hoare triple {38#true} [93] assume_abort_if_notENTRY-->L8: 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] {38#true} is VALID [2022-04-14 21:11:48,696 INFO L290 TraceCheckUtils]: 1: Hoare triple {38#true} [96] L8-->L8-2: 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[] {38#true} is VALID [2022-04-14 21:11:48,696 INFO L290 TraceCheckUtils]: 2: Hoare triple {38#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#true} is VALID [2022-04-14 21:11:48,697 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {38#true} {38#true} [122] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {38#true} is VALID [2022-04-14 21:11:48,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-04-14 21:11:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:11:48,711 INFO L290 TraceCheckUtils]: 0: Hoare triple {38#true} [93] assume_abort_if_notENTRY-->L8: 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] {38#true} is VALID [2022-04-14 21:11:48,712 INFO L290 TraceCheckUtils]: 1: Hoare triple {38#true} [96] L8-->L8-2: 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[] {38#true} is VALID [2022-04-14 21:11:48,712 INFO L290 TraceCheckUtils]: 2: Hoare triple {38#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#true} is VALID [2022-04-14 21:11:48,712 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {38#true} {38#true} [123] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {38#true} is VALID [2022-04-14 21:11:48,713 INFO L272 TraceCheckUtils]: 0: Hoare triple {38#true} [85] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {51#(and (= ~counter~0 |old(~counter~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-14 21:11:48,714 INFO L290 TraceCheckUtils]: 1: Hoare triple {51#(and (= ~counter~0 |old(~counter~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [87] 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| 3) 12) (= (select |v_#length_1| 2) 10) (= (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] {38#true} is VALID [2022-04-14 21:11:48,715 INFO L290 TraceCheckUtils]: 2: Hoare triple {38#true} [90] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#true} is VALID [2022-04-14 21:11:48,715 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {38#true} {38#true} [121] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#true} is VALID [2022-04-14 21:11:48,715 INFO L272 TraceCheckUtils]: 4: Hoare triple {38#true} [86] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#true} is VALID [2022-04-14 21:11:48,716 INFO L290 TraceCheckUtils]: 5: Hoare triple {38#true} [89] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_4, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_5, main_~p~0=v_main_~p~0_4, main_~r~0=v_main_~r~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {38#true} is VALID [2022-04-14 21:11:48,716 INFO L272 TraceCheckUtils]: 6: Hoare triple {38#true} [91] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {38#true} is VALID [2022-04-14 21:11:48,717 INFO L290 TraceCheckUtils]: 7: Hoare triple {38#true} [93] assume_abort_if_notENTRY-->L8: 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] {38#true} is VALID [2022-04-14 21:11:48,718 INFO L290 TraceCheckUtils]: 8: Hoare triple {38#true} [96] L8-->L8-2: 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[] {38#true} is VALID [2022-04-14 21:11:48,718 INFO L290 TraceCheckUtils]: 9: Hoare triple {38#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#true} is VALID [2022-04-14 21:11:48,718 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {38#true} {38#true} [122] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {38#true} is VALID [2022-04-14 21:11:48,718 INFO L272 TraceCheckUtils]: 11: Hoare triple {38#true} [92] L24-1-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {38#true} is VALID [2022-04-14 21:11:48,718 INFO L290 TraceCheckUtils]: 12: Hoare triple {38#true} [93] assume_abort_if_notENTRY-->L8: 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] {38#true} is VALID [2022-04-14 21:11:48,719 INFO L290 TraceCheckUtils]: 13: Hoare triple {38#true} [96] L8-->L8-2: 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[] {38#true} is VALID [2022-04-14 21:11:48,719 INFO L290 TraceCheckUtils]: 14: Hoare triple {38#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {38#true} is VALID [2022-04-14 21:11:48,723 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {38#true} {38#true} [123] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {38#true} is VALID [2022-04-14 21:11:48,724 INFO L290 TraceCheckUtils]: 16: Hoare triple {38#true} [94] L25-->L42-2: Formula: (and (= v_main_~r~0_7 0) (= v_main_~q~0_7 0) (= v_main_~s~0_7 1) (= v_main_~p~0_7 1) (= v_main_~b~0_8 v_main_~y~0_7) (= v_main_~a~0_6 v_main_~x~0_7)) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7} OutVars{main_~q~0=v_main_~q~0_7, main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7, main_~b~0=v_main_~b~0_8, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~s~0=v_main_~s~0_7, main_~a~0=v_main_~a~0_6} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {38#true} is VALID [2022-04-14 21:11:48,725 INFO L290 TraceCheckUtils]: 17: Hoare triple {38#true} [97] L42-2-->L34-3: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {39#false} is VALID [2022-04-14 21:11:48,725 INFO L272 TraceCheckUtils]: 18: Hoare triple {39#false} [100] L34-3-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_4| (ite (= (+ (* (- 1) v_main_~b~0_13) v_main_~a~0_11) 0) 1 0)) InVars {main_~b~0=v_main_~b~0_13, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~b~0, main_~a~0] {39#false} is VALID [2022-04-14 21:11:48,726 INFO L290 TraceCheckUtils]: 19: Hoare triple {39#false} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {39#false} is VALID [2022-04-14 21:11:48,726 INFO L290 TraceCheckUtils]: 20: Hoare triple {39#false} [107] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {39#false} is VALID [2022-04-14 21:11:48,726 INFO L290 TraceCheckUtils]: 21: Hoare triple {39#false} [111] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {39#false} is VALID [2022-04-14 21:11:48,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-04-14 21:11:48,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-14 21:11:48,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304820918] [2022-04-14 21:11:48,728 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304820918] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-14 21:11:48,728 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-14 21:11:48,728 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-14 21:11:48,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027536816] [2022-04-14 21:11:48,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-14 21:11:48,736 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, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 22 [2022-04-14 21:11:48,737 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-14 21:11:48,740 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, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-14 21:11:48,766 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 19 edges. 19 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:11:48,766 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-14 21:11:48,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-14 21:11:48,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-14 21:11:48,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-14 21:11:48,793 INFO L87 Difference]: Start difference. First operand has 35 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 19 states have internal predecessors, (25), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) 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, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-14 21:11:48,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:11:48,965 INFO L93 Difference]: Finished difference Result 36 states and 45 transitions. [2022-04-14 21:11:48,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-14 21:11:48,965 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, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 22 [2022-04-14 21:11:48,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-14 21:11:48,966 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, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-14 21:11:48,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 49 transitions. [2022-04-14 21:11:48,974 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, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-14 21:11:48,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 49 transitions. [2022-04-14 21:11:48,977 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 3 states and 49 transitions. [2022-04-14 21:11:49,034 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:11:49,041 INFO L225 Difference]: With dead ends: 36 [2022-04-14 21:11:49,041 INFO L226 Difference]: Without dead ends: 31 [2022-04-14 21:11:49,042 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-14 21:11:49,045 INFO L913 BasicCegarLoop]: 41 mSDtfsCounter, 10 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-14 21:11:49,045 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 45 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-14 21:11:49,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2022-04-14 21:11:49,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2022-04-14 21:11:49,080 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-14 21:11:49,081 INFO L82 GeneralOperation]: Start isEquivalent. First operand 31 states. Second operand has 30 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 16 states have internal predecessors, (19), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-14 21:11:49,081 INFO L74 IsIncluded]: Start isIncluded. First operand 31 states. Second operand has 30 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 16 states have internal predecessors, (19), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-14 21:11:49,082 INFO L87 Difference]: Start difference. First operand 31 states. Second operand has 30 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 16 states have internal predecessors, (19), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-14 21:11:49,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:11:49,085 INFO L93 Difference]: Finished difference Result 31 states and 40 transitions. [2022-04-14 21:11:49,086 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-04-14 21:11:49,086 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:11:49,086 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:11:49,087 INFO L74 IsIncluded]: Start isIncluded. First operand has 30 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 16 states have internal predecessors, (19), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand 31 states. [2022-04-14 21:11:49,087 INFO L87 Difference]: Start difference. First operand has 30 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 16 states have internal predecessors, (19), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand 31 states. [2022-04-14 21:11:49,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:11:49,090 INFO L93 Difference]: Finished difference Result 31 states and 40 transitions. [2022-04-14 21:11:49,090 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-04-14 21:11:49,091 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:11:49,091 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:11:49,091 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-14 21:11:49,091 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-14 21:11:49,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 16 states have internal predecessors, (19), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-14 21:11:49,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 39 transitions. [2022-04-14 21:11:49,095 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 39 transitions. Word has length 22 [2022-04-14 21:11:49,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-14 21:11:49,095 INFO L478 AbstractCegarLoop]: Abstraction has 30 states and 39 transitions. [2022-04-14 21:11:49,097 INFO L479 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, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-14 21:11:49,098 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2022-04-14 21:11:49,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-04-14 21:11:49,098 INFO L491 BasicCegarLoop]: Found error trace [2022-04-14 21:11:49,098 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-14 21:11:49,098 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-14 21:11:49,099 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-14 21:11:49,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-14 21:11:49,099 INFO L85 PathProgramCache]: Analyzing trace with hash -794581502, now seen corresponding path program 1 times [2022-04-14 21:11:49,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-14 21:11:49,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623164647] [2022-04-14 21:11:49,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:11:49,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-14 21:11:49,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:11:49,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-14 21:11:49,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:11:49,208 INFO L290 TraceCheckUtils]: 0: Hoare triple {197#(and (= ~counter~0 |old(~counter~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [87] 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| 3) 12) (= (select |v_#length_1| 2) 10) (= (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] {187#(= ~counter~0 0)} is VALID [2022-04-14 21:11:49,208 INFO L290 TraceCheckUtils]: 1: Hoare triple {187#(= ~counter~0 0)} [90] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {187#(= ~counter~0 0)} is VALID [2022-04-14 21:11:49,209 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {187#(= ~counter~0 0)} {182#true} [121] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {187#(= ~counter~0 0)} is VALID [2022-04-14 21:11:49,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-04-14 21:11:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:11:49,214 INFO L290 TraceCheckUtils]: 0: Hoare triple {182#true} [93] assume_abort_if_notENTRY-->L8: 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] {182#true} is VALID [2022-04-14 21:11:49,214 INFO L290 TraceCheckUtils]: 1: Hoare triple {182#true} [96] L8-->L8-2: 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[] {182#true} is VALID [2022-04-14 21:11:49,214 INFO L290 TraceCheckUtils]: 2: Hoare triple {182#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-14 21:11:49,215 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {182#true} {187#(= ~counter~0 0)} [122] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {187#(= ~counter~0 0)} is VALID [2022-04-14 21:11:49,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-04-14 21:11:49,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:11:49,220 INFO L290 TraceCheckUtils]: 0: Hoare triple {182#true} [93] assume_abort_if_notENTRY-->L8: 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] {182#true} is VALID [2022-04-14 21:11:49,220 INFO L290 TraceCheckUtils]: 1: Hoare triple {182#true} [96] L8-->L8-2: 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[] {182#true} is VALID [2022-04-14 21:11:49,220 INFO L290 TraceCheckUtils]: 2: Hoare triple {182#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-14 21:11:49,221 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {182#true} {187#(= ~counter~0 0)} [123] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {187#(= ~counter~0 0)} is VALID [2022-04-14 21:11:49,221 INFO L272 TraceCheckUtils]: 0: Hoare triple {182#true} [85] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {197#(and (= ~counter~0 |old(~counter~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-14 21:11:49,222 INFO L290 TraceCheckUtils]: 1: Hoare triple {197#(and (= ~counter~0 |old(~counter~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [87] 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| 3) 12) (= (select |v_#length_1| 2) 10) (= (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] {187#(= ~counter~0 0)} is VALID [2022-04-14 21:11:49,222 INFO L290 TraceCheckUtils]: 2: Hoare triple {187#(= ~counter~0 0)} [90] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {187#(= ~counter~0 0)} is VALID [2022-04-14 21:11:49,222 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {187#(= ~counter~0 0)} {182#true} [121] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {187#(= ~counter~0 0)} is VALID [2022-04-14 21:11:49,223 INFO L272 TraceCheckUtils]: 4: Hoare triple {187#(= ~counter~0 0)} [86] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {187#(= ~counter~0 0)} is VALID [2022-04-14 21:11:49,223 INFO L290 TraceCheckUtils]: 5: Hoare triple {187#(= ~counter~0 0)} [89] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_4, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_5, main_~p~0=v_main_~p~0_4, main_~r~0=v_main_~r~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {187#(= ~counter~0 0)} is VALID [2022-04-14 21:11:49,223 INFO L272 TraceCheckUtils]: 6: Hoare triple {187#(= ~counter~0 0)} [91] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {182#true} is VALID [2022-04-14 21:11:49,224 INFO L290 TraceCheckUtils]: 7: Hoare triple {182#true} [93] assume_abort_if_notENTRY-->L8: 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] {182#true} is VALID [2022-04-14 21:11:49,224 INFO L290 TraceCheckUtils]: 8: Hoare triple {182#true} [96] L8-->L8-2: 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[] {182#true} is VALID [2022-04-14 21:11:49,224 INFO L290 TraceCheckUtils]: 9: Hoare triple {182#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-14 21:11:49,224 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {182#true} {187#(= ~counter~0 0)} [122] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {187#(= ~counter~0 0)} is VALID [2022-04-14 21:11:49,224 INFO L272 TraceCheckUtils]: 11: Hoare triple {187#(= ~counter~0 0)} [92] L24-1-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {182#true} is VALID [2022-04-14 21:11:49,225 INFO L290 TraceCheckUtils]: 12: Hoare triple {182#true} [93] assume_abort_if_notENTRY-->L8: 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] {182#true} is VALID [2022-04-14 21:11:49,225 INFO L290 TraceCheckUtils]: 13: Hoare triple {182#true} [96] L8-->L8-2: 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[] {182#true} is VALID [2022-04-14 21:11:49,225 INFO L290 TraceCheckUtils]: 14: Hoare triple {182#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {182#true} is VALID [2022-04-14 21:11:49,225 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {182#true} {187#(= ~counter~0 0)} [123] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {187#(= ~counter~0 0)} is VALID [2022-04-14 21:11:49,226 INFO L290 TraceCheckUtils]: 16: Hoare triple {187#(= ~counter~0 0)} [94] L25-->L42-2: Formula: (and (= v_main_~r~0_7 0) (= v_main_~q~0_7 0) (= v_main_~s~0_7 1) (= v_main_~p~0_7 1) (= v_main_~b~0_8 v_main_~y~0_7) (= v_main_~a~0_6 v_main_~x~0_7)) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7} OutVars{main_~q~0=v_main_~q~0_7, main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7, main_~b~0=v_main_~b~0_8, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~s~0=v_main_~s~0_7, main_~a~0=v_main_~a~0_6} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {187#(= ~counter~0 0)} is VALID [2022-04-14 21:11:49,226 INFO L290 TraceCheckUtils]: 17: Hoare triple {187#(= ~counter~0 0)} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {196#(= |main_#t~post6| 0)} is VALID [2022-04-14 21:11:49,226 INFO L290 TraceCheckUtils]: 18: Hoare triple {196#(= |main_#t~post6| 0)} [101] L34-1-->L34-3: Formula: (not (< |v_main_#t~post6_3| 2)) InVars {main_#t~post6=|v_main_#t~post6_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {183#false} is VALID [2022-04-14 21:11:49,227 INFO L272 TraceCheckUtils]: 19: Hoare triple {183#false} [100] L34-3-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_4| (ite (= (+ (* (- 1) v_main_~b~0_13) v_main_~a~0_11) 0) 1 0)) InVars {main_~b~0=v_main_~b~0_13, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~b~0, main_~a~0] {183#false} is VALID [2022-04-14 21:11:49,227 INFO L290 TraceCheckUtils]: 20: Hoare triple {183#false} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {183#false} is VALID [2022-04-14 21:11:49,227 INFO L290 TraceCheckUtils]: 21: Hoare triple {183#false} [107] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {183#false} is VALID [2022-04-14 21:11:49,227 INFO L290 TraceCheckUtils]: 22: Hoare triple {183#false} [111] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {183#false} is VALID [2022-04-14 21:11:49,227 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-04-14 21:11:49,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-14 21:11:49,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623164647] [2022-04-14 21:11:49,228 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623164647] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-14 21:11:49,228 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-14 21:11:49,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-14 21:11:49,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751541940] [2022-04-14 21:11:49,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-14 21:11:49,229 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), 3 states have call successors, (5), 4 states have call predecessors, (5), 2 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) Word has length 23 [2022-04-14 21:11:49,229 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-14 21:11:49,229 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), 3 states have call successors, (5), 4 states have call predecessors, (5), 2 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-14 21:11:49,248 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:11:49,248 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-14 21:11:49,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-14 21:11:49,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-14 21:11:49,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-14 21:11:49,249 INFO L87 Difference]: Start difference. First operand 30 states and 39 transitions. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 3 states have call successors, (5), 4 states have call predecessors, (5), 2 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-14 21:11:49,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:11:49,479 INFO L93 Difference]: Finished difference Result 32 states and 41 transitions. [2022-04-14 21:11:49,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-14 21:11:49,480 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), 3 states have call successors, (5), 4 states have call predecessors, (5), 2 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) Word has length 23 [2022-04-14 21:11:49,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-14 21:11:49,481 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), 3 states have call successors, (5), 4 states have call predecessors, (5), 2 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-14 21:11:49,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 42 transitions. [2022-04-14 21:11:49,490 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), 3 states have call successors, (5), 4 states have call predecessors, (5), 2 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-14 21:11:49,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 42 transitions. [2022-04-14 21:11:49,494 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 42 transitions. [2022-04-14 21:11:49,530 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:11:49,544 INFO L225 Difference]: With dead ends: 32 [2022-04-14 21:11:49,544 INFO L226 Difference]: Without dead ends: 32 [2022-04-14 21:11:49,544 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-14 21:11:49,545 INFO L913 BasicCegarLoop]: 35 mSDtfsCounter, 13 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-14 21:11:49,545 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 65 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-14 21:11:49,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-04-14 21:11:49,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-04-14 21:11:49,548 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-14 21:11:49,548 INFO L82 GeneralOperation]: Start isEquivalent. First operand 32 states. Second operand has 32 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 18 states have internal predecessors, (21), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-14 21:11:49,549 INFO L74 IsIncluded]: Start isIncluded. First operand 32 states. Second operand has 32 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 18 states have internal predecessors, (21), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-14 21:11:49,550 INFO L87 Difference]: Start difference. First operand 32 states. Second operand has 32 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 18 states have internal predecessors, (21), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-14 21:11:49,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:11:49,553 INFO L93 Difference]: Finished difference Result 32 states and 41 transitions. [2022-04-14 21:11:49,553 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-04-14 21:11:49,559 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:11:49,560 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:11:49,561 INFO L74 IsIncluded]: Start isIncluded. First operand has 32 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 18 states have internal predecessors, (21), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand 32 states. [2022-04-14 21:11:49,563 INFO L87 Difference]: Start difference. First operand has 32 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 18 states have internal predecessors, (21), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand 32 states. [2022-04-14 21:11:49,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:11:49,566 INFO L93 Difference]: Finished difference Result 32 states and 41 transitions. [2022-04-14 21:11:49,566 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-04-14 21:11:49,567 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:11:49,567 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:11:49,567 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-14 21:11:49,567 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-14 21:11:49,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 18 states have internal predecessors, (21), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-14 21:11:49,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 41 transitions. [2022-04-14 21:11:49,574 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 41 transitions. Word has length 23 [2022-04-14 21:11:49,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-14 21:11:49,574 INFO L478 AbstractCegarLoop]: Abstraction has 32 states and 41 transitions. [2022-04-14 21:11:49,575 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 3 states have call successors, (5), 4 states have call predecessors, (5), 2 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2022-04-14 21:11:49,575 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-04-14 21:11:49,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-04-14 21:11:49,575 INFO L491 BasicCegarLoop]: Found error trace [2022-04-14 21:11:49,575 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-14 21:11:49,575 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-14 21:11:49,575 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-14 21:11:49,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-14 21:11:49,576 INFO L85 PathProgramCache]: Analyzing trace with hash -793509026, now seen corresponding path program 1 times [2022-04-14 21:11:49,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-14 21:11:49,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485656830] [2022-04-14 21:11:49,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:11:49,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-14 21:11:49,599 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-14 21:11:49,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [689626803] [2022-04-14 21:11:49,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:11:49,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 21:11:49,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-14 21:11:49,604 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) [2022-04-14 21:11:49,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-04-14 21:11:49,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:11:49,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 9 conjunts are in the unsatisfiable core [2022-04-14 21:11:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:11:49,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-14 21:11:49,862 INFO L272 TraceCheckUtils]: 0: Hoare triple {331#true} [85] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {331#true} is VALID [2022-04-14 21:11:49,862 INFO L290 TraceCheckUtils]: 1: Hoare triple {331#true} [87] 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| 3) 12) (= (select |v_#length_1| 2) 10) (= (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] {331#true} is VALID [2022-04-14 21:11:49,863 INFO L290 TraceCheckUtils]: 2: Hoare triple {331#true} [90] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {331#true} is VALID [2022-04-14 21:11:49,863 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {331#true} {331#true} [121] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {331#true} is VALID [2022-04-14 21:11:49,863 INFO L272 TraceCheckUtils]: 4: Hoare triple {331#true} [86] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {331#true} is VALID [2022-04-14 21:11:49,863 INFO L290 TraceCheckUtils]: 5: Hoare triple {331#true} [89] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_4, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_5, main_~p~0=v_main_~p~0_4, main_~r~0=v_main_~r~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {331#true} is VALID [2022-04-14 21:11:49,863 INFO L272 TraceCheckUtils]: 6: Hoare triple {331#true} [91] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {331#true} is VALID [2022-04-14 21:11:49,863 INFO L290 TraceCheckUtils]: 7: Hoare triple {331#true} [93] assume_abort_if_notENTRY-->L8: 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] {331#true} is VALID [2022-04-14 21:11:49,863 INFO L290 TraceCheckUtils]: 8: Hoare triple {331#true} [96] L8-->L8-2: 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[] {331#true} is VALID [2022-04-14 21:11:49,864 INFO L290 TraceCheckUtils]: 9: Hoare triple {331#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {331#true} is VALID [2022-04-14 21:11:49,864 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {331#true} {331#true} [122] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {331#true} is VALID [2022-04-14 21:11:49,864 INFO L272 TraceCheckUtils]: 11: Hoare triple {331#true} [92] L24-1-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {331#true} is VALID [2022-04-14 21:11:49,864 INFO L290 TraceCheckUtils]: 12: Hoare triple {331#true} [93] assume_abort_if_notENTRY-->L8: 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] {331#true} is VALID [2022-04-14 21:11:49,864 INFO L290 TraceCheckUtils]: 13: Hoare triple {331#true} [96] L8-->L8-2: 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[] {331#true} is VALID [2022-04-14 21:11:49,864 INFO L290 TraceCheckUtils]: 14: Hoare triple {331#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {331#true} is VALID [2022-04-14 21:11:49,864 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {331#true} {331#true} [123] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {331#true} is VALID [2022-04-14 21:11:49,868 INFO L290 TraceCheckUtils]: 16: Hoare triple {331#true} [94] L25-->L42-2: Formula: (and (= v_main_~r~0_7 0) (= v_main_~q~0_7 0) (= v_main_~s~0_7 1) (= v_main_~p~0_7 1) (= v_main_~b~0_8 v_main_~y~0_7) (= v_main_~a~0_6 v_main_~x~0_7)) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7} OutVars{main_~q~0=v_main_~q~0_7, main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7, main_~b~0=v_main_~b~0_8, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~s~0=v_main_~s~0_7, main_~a~0=v_main_~a~0_6} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {384#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~p~0 1))} is VALID [2022-04-14 21:11:49,869 INFO L290 TraceCheckUtils]: 17: Hoare triple {384#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~p~0 1))} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {384#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~p~0 1))} is VALID [2022-04-14 21:11:49,870 INFO L290 TraceCheckUtils]: 18: Hoare triple {384#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~p~0 1))} [102] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 2) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {384#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~p~0 1))} is VALID [2022-04-14 21:11:49,871 INFO L272 TraceCheckUtils]: 19: Hoare triple {384#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~p~0 1))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {394#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-14 21:11:49,871 INFO L290 TraceCheckUtils]: 20: Hoare triple {394#(<= 1 |__VERIFIER_assert_#in~cond|)} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {398#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-14 21:11:49,871 INFO L290 TraceCheckUtils]: 21: Hoare triple {398#(<= 1 __VERIFIER_assert_~cond)} [107] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {332#false} is VALID [2022-04-14 21:11:49,872 INFO L290 TraceCheckUtils]: 22: Hoare triple {332#false} [111] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {332#false} is VALID [2022-04-14 21:11:49,872 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-04-14 21:11:49,872 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-14 21:11:49,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-14 21:11:49,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485656830] [2022-04-14 21:11:49,872 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-14 21:11:49,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [689626803] [2022-04-14 21:11:49,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [689626803] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-14 21:11:49,873 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-14 21:11:49,873 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-14 21:11:49,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610870952] [2022-04-14 21:11:49,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-14 21:11:49,873 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, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 23 [2022-04-14 21:11:49,874 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-14 21:11:49,874 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, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-14 21:11:49,891 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:11:49,891 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-14 21:11:49,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-14 21:11:49,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-14 21:11:49,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-14 21:11:49,894 INFO L87 Difference]: Start difference. First operand 32 states and 41 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, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-14 21:11:50,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:11:50,078 INFO L93 Difference]: Finished difference Result 47 states and 64 transitions. [2022-04-14 21:11:50,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-14 21:11:50,078 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, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 23 [2022-04-14 21:11:50,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-14 21:11:50,079 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, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-14 21:11:50,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 63 transitions. [2022-04-14 21:11:50,081 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, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-14 21:11:50,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 63 transitions. [2022-04-14 21:11:50,083 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 63 transitions. [2022-04-14 21:11:50,148 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:11:50,152 INFO L225 Difference]: With dead ends: 47 [2022-04-14 21:11:50,152 INFO L226 Difference]: Without dead ends: 47 [2022-04-14 21:11:50,153 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-14 21:11:50,155 INFO L913 BasicCegarLoop]: 40 mSDtfsCounter, 8 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-14 21:11:50,157 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 134 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-14 21:11:50,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2022-04-14 21:11:50,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 46. [2022-04-14 21:11:50,166 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-14 21:11:50,167 INFO L82 GeneralOperation]: Start isEquivalent. First operand 47 states. Second operand has 46 states, 24 states have (on average 1.2916666666666667) internal successors, (31), 26 states have internal predecessors, (31), 17 states have call successors, (17), 5 states have call predecessors, (17), 4 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2022-04-14 21:11:50,168 INFO L74 IsIncluded]: Start isIncluded. First operand 47 states. Second operand has 46 states, 24 states have (on average 1.2916666666666667) internal successors, (31), 26 states have internal predecessors, (31), 17 states have call successors, (17), 5 states have call predecessors, (17), 4 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2022-04-14 21:11:50,169 INFO L87 Difference]: Start difference. First operand 47 states. Second operand has 46 states, 24 states have (on average 1.2916666666666667) internal successors, (31), 26 states have internal predecessors, (31), 17 states have call successors, (17), 5 states have call predecessors, (17), 4 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2022-04-14 21:11:50,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:11:50,175 INFO L93 Difference]: Finished difference Result 47 states and 64 transitions. [2022-04-14 21:11:50,175 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2022-04-14 21:11:50,176 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:11:50,176 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:11:50,176 INFO L74 IsIncluded]: Start isIncluded. First operand has 46 states, 24 states have (on average 1.2916666666666667) internal successors, (31), 26 states have internal predecessors, (31), 17 states have call successors, (17), 5 states have call predecessors, (17), 4 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) Second operand 47 states. [2022-04-14 21:11:50,177 INFO L87 Difference]: Start difference. First operand has 46 states, 24 states have (on average 1.2916666666666667) internal successors, (31), 26 states have internal predecessors, (31), 17 states have call successors, (17), 5 states have call predecessors, (17), 4 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) Second operand 47 states. [2022-04-14 21:11:50,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:11:50,182 INFO L93 Difference]: Finished difference Result 47 states and 64 transitions. [2022-04-14 21:11:50,182 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2022-04-14 21:11:50,183 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:11:50,183 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:11:50,183 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-14 21:11:50,183 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-14 21:11:50,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 24 states have (on average 1.2916666666666667) internal successors, (31), 26 states have internal predecessors, (31), 17 states have call successors, (17), 5 states have call predecessors, (17), 4 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2022-04-14 21:11:50,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 63 transitions. [2022-04-14 21:11:50,187 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 63 transitions. Word has length 23 [2022-04-14 21:11:50,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-14 21:11:50,187 INFO L478 AbstractCegarLoop]: Abstraction has 46 states and 63 transitions. [2022-04-14 21:11:50,188 INFO L479 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, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-04-14 21:11:50,188 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2022-04-14 21:11:50,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-04-14 21:11:50,188 INFO L491 BasicCegarLoop]: Found error trace [2022-04-14 21:11:50,188 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-14 21:11:50,208 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-04-14 21:11:50,399 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 21:11:50,400 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-14 21:11:50,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-14 21:11:50,400 INFO L85 PathProgramCache]: Analyzing trace with hash 2115229340, now seen corresponding path program 1 times [2022-04-14 21:11:50,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-14 21:11:50,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192960701] [2022-04-14 21:11:50,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:11:50,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-14 21:11:50,413 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-14 21:11:50,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1345695352] [2022-04-14 21:11:50,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:11:50,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 21:11:50,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-14 21:11:50,414 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) [2022-04-14 21:11:50,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-04-14 21:11:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:11:50,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 14 conjunts are in the unsatisfiable core [2022-04-14 21:11:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:11:50,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-14 21:11:50,700 INFO L272 TraceCheckUtils]: 0: Hoare triple {593#true} [85] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {593#true} is VALID [2022-04-14 21:11:50,700 INFO L290 TraceCheckUtils]: 1: Hoare triple {593#true} [87] 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| 3) 12) (= (select |v_#length_1| 2) 10) (= (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] {593#true} is VALID [2022-04-14 21:11:50,701 INFO L290 TraceCheckUtils]: 2: Hoare triple {593#true} [90] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {593#true} is VALID [2022-04-14 21:11:50,701 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {593#true} {593#true} [121] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {593#true} is VALID [2022-04-14 21:11:50,701 INFO L272 TraceCheckUtils]: 4: Hoare triple {593#true} [86] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {593#true} is VALID [2022-04-14 21:11:50,701 INFO L290 TraceCheckUtils]: 5: Hoare triple {593#true} [89] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_4, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_5, main_~p~0=v_main_~p~0_4, main_~r~0=v_main_~r~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {593#true} is VALID [2022-04-14 21:11:50,701 INFO L272 TraceCheckUtils]: 6: Hoare triple {593#true} [91] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {593#true} is VALID [2022-04-14 21:11:50,702 INFO L290 TraceCheckUtils]: 7: Hoare triple {593#true} [93] assume_abort_if_notENTRY-->L8: 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] {619#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-14 21:11:50,702 INFO L290 TraceCheckUtils]: 8: Hoare triple {619#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [96] L8-->L8-2: 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[] {623#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-14 21:11:50,703 INFO L290 TraceCheckUtils]: 9: Hoare triple {623#(not (= |assume_abort_if_not_#in~cond| 0))} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {623#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-14 21:11:50,703 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {623#(not (= |assume_abort_if_not_#in~cond| 0))} {593#true} [122] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {630#(<= 1 main_~x~0)} is VALID [2022-04-14 21:11:50,703 INFO L272 TraceCheckUtils]: 11: Hoare triple {630#(<= 1 main_~x~0)} [92] L24-1-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {593#true} is VALID [2022-04-14 21:11:50,704 INFO L290 TraceCheckUtils]: 12: Hoare triple {593#true} [93] assume_abort_if_notENTRY-->L8: 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] {593#true} is VALID [2022-04-14 21:11:50,704 INFO L290 TraceCheckUtils]: 13: Hoare triple {593#true} [96] L8-->L8-2: 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[] {593#true} is VALID [2022-04-14 21:11:50,704 INFO L290 TraceCheckUtils]: 14: Hoare triple {593#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {593#true} is VALID [2022-04-14 21:11:50,707 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {593#true} {630#(<= 1 main_~x~0)} [123] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {630#(<= 1 main_~x~0)} is VALID [2022-04-14 21:11:50,708 INFO L290 TraceCheckUtils]: 16: Hoare triple {630#(<= 1 main_~x~0)} [94] L25-->L42-2: Formula: (and (= v_main_~r~0_7 0) (= v_main_~q~0_7 0) (= v_main_~s~0_7 1) (= v_main_~p~0_7 1) (= v_main_~b~0_8 v_main_~y~0_7) (= v_main_~a~0_6 v_main_~x~0_7)) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7} OutVars{main_~q~0=v_main_~q~0_7, main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7, main_~b~0=v_main_~b~0_8, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~s~0=v_main_~s~0_7, main_~a~0=v_main_~a~0_6} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {649#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-14 21:11:50,708 INFO L290 TraceCheckUtils]: 17: Hoare triple {649#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {649#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-14 21:11:50,709 INFO L290 TraceCheckUtils]: 18: Hoare triple {649#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [102] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 2) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {649#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-14 21:11:50,709 INFO L272 TraceCheckUtils]: 19: Hoare triple {649#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {593#true} is VALID [2022-04-14 21:11:50,709 INFO L290 TraceCheckUtils]: 20: Hoare triple {593#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {593#true} is VALID [2022-04-14 21:11:50,709 INFO L290 TraceCheckUtils]: 21: Hoare triple {593#true} [108] L11-->L11-2: Formula: (not (= 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[] {593#true} is VALID [2022-04-14 21:11:50,709 INFO L290 TraceCheckUtils]: 22: Hoare triple {593#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {593#true} is VALID [2022-04-14 21:11:50,710 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {593#true} {649#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [124] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {649#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-14 21:11:50,712 INFO L272 TraceCheckUtils]: 24: Hoare triple {649#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [109] L35-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {674#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-14 21:11:50,712 INFO L290 TraceCheckUtils]: 25: Hoare triple {674#(<= 1 |__VERIFIER_assert_#in~cond|)} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {678#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-14 21:11:50,713 INFO L290 TraceCheckUtils]: 26: Hoare triple {678#(<= 1 __VERIFIER_assert_~cond)} [107] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {594#false} is VALID [2022-04-14 21:11:50,713 INFO L290 TraceCheckUtils]: 27: Hoare triple {594#false} [111] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {594#false} is VALID [2022-04-14 21:11:50,713 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-04-14 21:11:50,713 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-14 21:12:18,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-14 21:12:18,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192960701] [2022-04-14 21:12:18,867 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-14 21:12:18,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1345695352] [2022-04-14 21:12:18,867 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1345695352] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-14 21:12:18,867 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-04-14 21:12:18,868 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2022-04-14 21:12:18,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093316625] [2022-04-14 21:12:18,868 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-04-14 21:12:18,868 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 6 states have internal predecessors, (18), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 28 [2022-04-14 21:12:18,868 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-14 21:12:18,869 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 2.25) internal successors, (18), 6 states have internal predecessors, (18), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-04-14 21:12:18,891 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:12:18,891 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-14 21:12:18,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-14 21:12:18,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-14 21:12:18,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-04-14 21:12:18,894 INFO L87 Difference]: Start difference. First operand 46 states and 63 transitions. Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 6 states have internal predecessors, (18), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-04-14 21:12:19,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:19,271 INFO L93 Difference]: Finished difference Result 51 states and 67 transitions. [2022-04-14 21:12:19,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-14 21:12:19,272 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 6 states have internal predecessors, (18), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 28 [2022-04-14 21:12:19,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-14 21:12:19,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 6 states have internal predecessors, (18), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-04-14 21:12:19,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 63 transitions. [2022-04-14 21:12:19,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 6 states have internal predecessors, (18), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-04-14 21:12:19,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 63 transitions. [2022-04-14 21:12:19,275 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 8 states and 63 transitions. [2022-04-14 21:12:19,331 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:12:19,332 INFO L225 Difference]: With dead ends: 51 [2022-04-14 21:12:19,333 INFO L226 Difference]: Without dead ends: 51 [2022-04-14 21:12:19,333 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-04-14 21:12:19,333 INFO L913 BasicCegarLoop]: 41 mSDtfsCounter, 21 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-14 21:12:19,334 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 186 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-14 21:12:19,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-04-14 21:12:19,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 50. [2022-04-14 21:12:19,337 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-14 21:12:19,337 INFO L82 GeneralOperation]: Start isEquivalent. First operand 51 states. Second operand has 50 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 29 states have internal predecessors, (34), 17 states have call successors, (17), 6 states have call predecessors, (17), 5 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2022-04-14 21:12:19,337 INFO L74 IsIncluded]: Start isIncluded. First operand 51 states. Second operand has 50 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 29 states have internal predecessors, (34), 17 states have call successors, (17), 6 states have call predecessors, (17), 5 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2022-04-14 21:12:19,338 INFO L87 Difference]: Start difference. First operand 51 states. Second operand has 50 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 29 states have internal predecessors, (34), 17 states have call successors, (17), 6 states have call predecessors, (17), 5 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2022-04-14 21:12:19,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:19,340 INFO L93 Difference]: Finished difference Result 51 states and 67 transitions. [2022-04-14 21:12:19,340 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2022-04-14 21:12:19,340 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:12:19,340 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:12:19,340 INFO L74 IsIncluded]: Start isIncluded. First operand has 50 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 29 states have internal predecessors, (34), 17 states have call successors, (17), 6 states have call predecessors, (17), 5 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) Second operand 51 states. [2022-04-14 21:12:19,340 INFO L87 Difference]: Start difference. First operand has 50 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 29 states have internal predecessors, (34), 17 states have call successors, (17), 6 states have call predecessors, (17), 5 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) Second operand 51 states. [2022-04-14 21:12:19,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:19,347 INFO L93 Difference]: Finished difference Result 51 states and 67 transitions. [2022-04-14 21:12:19,347 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2022-04-14 21:12:19,347 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:12:19,347 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:12:19,347 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-14 21:12:19,347 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-14 21:12:19,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 29 states have internal predecessors, (34), 17 states have call successors, (17), 6 states have call predecessors, (17), 5 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2022-04-14 21:12:19,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 66 transitions. [2022-04-14 21:12:19,349 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 66 transitions. Word has length 28 [2022-04-14 21:12:19,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-14 21:12:19,349 INFO L478 AbstractCegarLoop]: Abstraction has 50 states and 66 transitions. [2022-04-14 21:12:19,350 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 6 states have internal predecessors, (18), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-04-14 21:12:19,350 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-04-14 21:12:19,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-04-14 21:12:19,350 INFO L491 BasicCegarLoop]: Found error trace [2022-04-14 21:12:19,350 INFO L499 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-14 21:12:19,369 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-04-14 21:12:19,569 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-04-14 21:12:19,569 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-14 21:12:19,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-14 21:12:19,570 INFO L85 PathProgramCache]: Analyzing trace with hash -864241798, now seen corresponding path program 1 times [2022-04-14 21:12:19,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-14 21:12:19,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584329333] [2022-04-14 21:12:19,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:12:19,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-14 21:12:19,580 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-14 21:12:19,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [140944451] [2022-04-14 21:12:19,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:12:19,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 21:12:19,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-14 21:12:19,581 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) [2022-04-14 21:12:19,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-04-14 21:12:19,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:12:19,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 14 conjunts are in the unsatisfiable core [2022-04-14 21:12:19,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:12:19,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-14 21:12:19,832 INFO L272 TraceCheckUtils]: 0: Hoare triple {907#true} [85] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {907#true} is VALID [2022-04-14 21:12:19,833 INFO L290 TraceCheckUtils]: 1: Hoare triple {907#true} [87] 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| 3) 12) (= (select |v_#length_1| 2) 10) (= (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] {907#true} is VALID [2022-04-14 21:12:19,833 INFO L290 TraceCheckUtils]: 2: Hoare triple {907#true} [90] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {907#true} is VALID [2022-04-14 21:12:19,833 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {907#true} {907#true} [121] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {907#true} is VALID [2022-04-14 21:12:19,833 INFO L272 TraceCheckUtils]: 4: Hoare triple {907#true} [86] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {907#true} is VALID [2022-04-14 21:12:19,833 INFO L290 TraceCheckUtils]: 5: Hoare triple {907#true} [89] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_4, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_5, main_~p~0=v_main_~p~0_4, main_~r~0=v_main_~r~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {907#true} is VALID [2022-04-14 21:12:19,833 INFO L272 TraceCheckUtils]: 6: Hoare triple {907#true} [91] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {907#true} is VALID [2022-04-14 21:12:19,834 INFO L290 TraceCheckUtils]: 7: Hoare triple {907#true} [93] assume_abort_if_notENTRY-->L8: 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] {933#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-14 21:12:19,834 INFO L290 TraceCheckUtils]: 8: Hoare triple {933#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [96] L8-->L8-2: 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[] {937#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-14 21:12:19,835 INFO L290 TraceCheckUtils]: 9: Hoare triple {937#(not (= |assume_abort_if_not_#in~cond| 0))} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {937#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-14 21:12:19,835 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {937#(not (= |assume_abort_if_not_#in~cond| 0))} {907#true} [122] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {944#(<= 1 main_~x~0)} is VALID [2022-04-14 21:12:19,835 INFO L272 TraceCheckUtils]: 11: Hoare triple {944#(<= 1 main_~x~0)} [92] L24-1-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {907#true} is VALID [2022-04-14 21:12:19,835 INFO L290 TraceCheckUtils]: 12: Hoare triple {907#true} [93] assume_abort_if_notENTRY-->L8: 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] {907#true} is VALID [2022-04-14 21:12:19,836 INFO L290 TraceCheckUtils]: 13: Hoare triple {907#true} [96] L8-->L8-2: 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[] {907#true} is VALID [2022-04-14 21:12:19,836 INFO L290 TraceCheckUtils]: 14: Hoare triple {907#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {907#true} is VALID [2022-04-14 21:12:19,836 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {907#true} {944#(<= 1 main_~x~0)} [123] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {944#(<= 1 main_~x~0)} is VALID [2022-04-14 21:12:19,837 INFO L290 TraceCheckUtils]: 16: Hoare triple {944#(<= 1 main_~x~0)} [94] L25-->L42-2: Formula: (and (= v_main_~r~0_7 0) (= v_main_~q~0_7 0) (= v_main_~s~0_7 1) (= v_main_~p~0_7 1) (= v_main_~b~0_8 v_main_~y~0_7) (= v_main_~a~0_6 v_main_~x~0_7)) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7} OutVars{main_~q~0=v_main_~q~0_7, main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7, main_~b~0=v_main_~b~0_8, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~s~0=v_main_~s~0_7, main_~a~0=v_main_~a~0_6} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {963#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-14 21:12:19,837 INFO L290 TraceCheckUtils]: 17: Hoare triple {963#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {963#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-14 21:12:19,838 INFO L290 TraceCheckUtils]: 18: Hoare triple {963#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [102] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 2) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {963#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-14 21:12:19,838 INFO L272 TraceCheckUtils]: 19: Hoare triple {963#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {907#true} is VALID [2022-04-14 21:12:19,838 INFO L290 TraceCheckUtils]: 20: Hoare triple {907#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {907#true} is VALID [2022-04-14 21:12:19,838 INFO L290 TraceCheckUtils]: 21: Hoare triple {907#true} [108] L11-->L11-2: Formula: (not (= 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[] {907#true} is VALID [2022-04-14 21:12:19,838 INFO L290 TraceCheckUtils]: 22: Hoare triple {907#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {907#true} is VALID [2022-04-14 21:12:19,839 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {907#true} {963#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [124] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {963#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-14 21:12:19,839 INFO L272 TraceCheckUtils]: 24: Hoare triple {963#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [109] L35-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {907#true} is VALID [2022-04-14 21:12:19,839 INFO L290 TraceCheckUtils]: 25: Hoare triple {907#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {907#true} is VALID [2022-04-14 21:12:19,840 INFO L290 TraceCheckUtils]: 26: Hoare triple {907#true} [108] L11-->L11-2: Formula: (not (= 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[] {907#true} is VALID [2022-04-14 21:12:19,840 INFO L290 TraceCheckUtils]: 27: Hoare triple {907#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {907#true} is VALID [2022-04-14 21:12:19,841 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {907#true} {963#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [125] __VERIFIER_assertEXIT-->L36: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {963#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-14 21:12:19,841 INFO L272 TraceCheckUtils]: 29: Hoare triple {963#(and (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [114] L36-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {1003#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-14 21:12:19,842 INFO L290 TraceCheckUtils]: 30: Hoare triple {1003#(<= 1 |__VERIFIER_assert_#in~cond|)} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1007#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-14 21:12:19,842 INFO L290 TraceCheckUtils]: 31: Hoare triple {1007#(<= 1 __VERIFIER_assert_~cond)} [107] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {908#false} is VALID [2022-04-14 21:12:19,842 INFO L290 TraceCheckUtils]: 32: Hoare triple {908#false} [111] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {908#false} is VALID [2022-04-14 21:12:19,843 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-04-14 21:12:19,843 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-14 21:12:20,054 INFO L290 TraceCheckUtils]: 32: Hoare triple {908#false} [111] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {908#false} is VALID [2022-04-14 21:12:20,054 INFO L290 TraceCheckUtils]: 31: Hoare triple {1007#(<= 1 __VERIFIER_assert_~cond)} [107] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {908#false} is VALID [2022-04-14 21:12:20,055 INFO L290 TraceCheckUtils]: 30: Hoare triple {1003#(<= 1 |__VERIFIER_assert_#in~cond|)} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1007#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-14 21:12:20,056 INFO L272 TraceCheckUtils]: 29: Hoare triple {1023#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [114] L36-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {1003#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-14 21:12:20,057 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {907#true} {1023#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [125] __VERIFIER_assertEXIT-->L36: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {1023#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-14 21:12:20,057 INFO L290 TraceCheckUtils]: 27: Hoare triple {907#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {907#true} is VALID [2022-04-14 21:12:20,057 INFO L290 TraceCheckUtils]: 26: Hoare triple {907#true} [108] L11-->L11-2: Formula: (not (= 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[] {907#true} is VALID [2022-04-14 21:12:20,057 INFO L290 TraceCheckUtils]: 25: Hoare triple {907#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {907#true} is VALID [2022-04-14 21:12:20,057 INFO L272 TraceCheckUtils]: 24: Hoare triple {1023#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [109] L35-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {907#true} is VALID [2022-04-14 21:12:20,058 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {907#true} {1023#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [124] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {1023#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-14 21:12:20,058 INFO L290 TraceCheckUtils]: 22: Hoare triple {907#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {907#true} is VALID [2022-04-14 21:12:20,058 INFO L290 TraceCheckUtils]: 21: Hoare triple {907#true} [108] L11-->L11-2: Formula: (not (= 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[] {907#true} is VALID [2022-04-14 21:12:20,059 INFO L290 TraceCheckUtils]: 20: Hoare triple {907#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {907#true} is VALID [2022-04-14 21:12:20,059 INFO L272 TraceCheckUtils]: 19: Hoare triple {1023#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {907#true} is VALID [2022-04-14 21:12:20,059 INFO L290 TraceCheckUtils]: 18: Hoare triple {1023#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [102] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 2) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {1023#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-14 21:12:20,060 INFO L290 TraceCheckUtils]: 17: Hoare triple {1023#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {1023#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-14 21:12:20,060 INFO L290 TraceCheckUtils]: 16: Hoare triple {907#true} [94] L25-->L42-2: Formula: (and (= v_main_~r~0_7 0) (= v_main_~q~0_7 0) (= v_main_~s~0_7 1) (= v_main_~p~0_7 1) (= v_main_~b~0_8 v_main_~y~0_7) (= v_main_~a~0_6 v_main_~x~0_7)) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7} OutVars{main_~q~0=v_main_~q~0_7, main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7, main_~b~0=v_main_~b~0_8, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~s~0=v_main_~s~0_7, main_~a~0=v_main_~a~0_6} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1023#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-14 21:12:20,060 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {907#true} {907#true} [123] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {907#true} is VALID [2022-04-14 21:12:20,060 INFO L290 TraceCheckUtils]: 14: Hoare triple {907#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {907#true} is VALID [2022-04-14 21:12:20,060 INFO L290 TraceCheckUtils]: 13: Hoare triple {907#true} [96] L8-->L8-2: 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[] {907#true} is VALID [2022-04-14 21:12:20,060 INFO L290 TraceCheckUtils]: 12: Hoare triple {907#true} [93] assume_abort_if_notENTRY-->L8: 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] {907#true} is VALID [2022-04-14 21:12:20,061 INFO L272 TraceCheckUtils]: 11: Hoare triple {907#true} [92] L24-1-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {907#true} is VALID [2022-04-14 21:12:20,061 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {907#true} {907#true} [122] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {907#true} is VALID [2022-04-14 21:12:20,061 INFO L290 TraceCheckUtils]: 9: Hoare triple {907#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {907#true} is VALID [2022-04-14 21:12:20,061 INFO L290 TraceCheckUtils]: 8: Hoare triple {907#true} [96] L8-->L8-2: 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[] {907#true} is VALID [2022-04-14 21:12:20,061 INFO L290 TraceCheckUtils]: 7: Hoare triple {907#true} [93] assume_abort_if_notENTRY-->L8: 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] {907#true} is VALID [2022-04-14 21:12:20,061 INFO L272 TraceCheckUtils]: 6: Hoare triple {907#true} [91] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {907#true} is VALID [2022-04-14 21:12:20,061 INFO L290 TraceCheckUtils]: 5: Hoare triple {907#true} [89] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_4, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_5, main_~p~0=v_main_~p~0_4, main_~r~0=v_main_~r~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {907#true} is VALID [2022-04-14 21:12:20,061 INFO L272 TraceCheckUtils]: 4: Hoare triple {907#true} [86] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {907#true} is VALID [2022-04-14 21:12:20,061 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {907#true} {907#true} [121] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {907#true} is VALID [2022-04-14 21:12:20,061 INFO L290 TraceCheckUtils]: 2: Hoare triple {907#true} [90] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {907#true} is VALID [2022-04-14 21:12:20,062 INFO L290 TraceCheckUtils]: 1: Hoare triple {907#true} [87] 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| 3) 12) (= (select |v_#length_1| 2) 10) (= (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] {907#true} is VALID [2022-04-14 21:12:20,062 INFO L272 TraceCheckUtils]: 0: Hoare triple {907#true} [85] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {907#true} is VALID [2022-04-14 21:12:20,062 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-04-14 21:12:20,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-14 21:12:20,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584329333] [2022-04-14 21:12:20,062 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-14 21:12:20,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [140944451] [2022-04-14 21:12:20,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [140944451] provided 1 perfect and 1 imperfect interpolant sequences [2022-04-14 21:12:20,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-14 21:12:20,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 9 [2022-04-14 21:12:20,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579608963] [2022-04-14 21:12:20,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-14 21:12:20,063 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 33 [2022-04-14 21:12:20,063 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-14 21:12:20,064 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-14 21:12:20,084 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:12:20,084 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-14 21:12:20,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-14 21:12:20,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-14 21:12:20,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-04-14 21:12:20,085 INFO L87 Difference]: Start difference. First operand 50 states and 66 transitions. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-14 21:12:20,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:20,280 INFO L93 Difference]: Finished difference Result 73 states and 105 transitions. [2022-04-14 21:12:20,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-14 21:12:20,280 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 33 [2022-04-14 21:12:20,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-14 21:12:20,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-14 21:12:20,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 63 transitions. [2022-04-14 21:12:20,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-14 21:12:20,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 63 transitions. [2022-04-14 21:12:20,283 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 63 transitions. [2022-04-14 21:12:20,341 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:12:20,343 INFO L225 Difference]: With dead ends: 73 [2022-04-14 21:12:20,343 INFO L226 Difference]: Without dead ends: 71 [2022-04-14 21:12:20,344 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-04-14 21:12:20,344 INFO L913 BasicCegarLoop]: 41 mSDtfsCounter, 9 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-14 21:12:20,344 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 128 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-14 21:12:20,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2022-04-14 21:12:20,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2022-04-14 21:12:20,349 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-14 21:12:20,350 INFO L82 GeneralOperation]: Start isEquivalent. First operand 71 states. Second operand has 71 states, 36 states have (on average 1.3333333333333333) internal successors, (48), 40 states have internal predecessors, (48), 28 states have call successors, (28), 7 states have call predecessors, (28), 6 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2022-04-14 21:12:20,350 INFO L74 IsIncluded]: Start isIncluded. First operand 71 states. Second operand has 71 states, 36 states have (on average 1.3333333333333333) internal successors, (48), 40 states have internal predecessors, (48), 28 states have call successors, (28), 7 states have call predecessors, (28), 6 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2022-04-14 21:12:20,350 INFO L87 Difference]: Start difference. First operand 71 states. Second operand has 71 states, 36 states have (on average 1.3333333333333333) internal successors, (48), 40 states have internal predecessors, (48), 28 states have call successors, (28), 7 states have call predecessors, (28), 6 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2022-04-14 21:12:20,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:20,354 INFO L93 Difference]: Finished difference Result 71 states and 100 transitions. [2022-04-14 21:12:20,354 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2022-04-14 21:12:20,354 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:12:20,354 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:12:20,355 INFO L74 IsIncluded]: Start isIncluded. First operand has 71 states, 36 states have (on average 1.3333333333333333) internal successors, (48), 40 states have internal predecessors, (48), 28 states have call successors, (28), 7 states have call predecessors, (28), 6 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) Second operand 71 states. [2022-04-14 21:12:20,355 INFO L87 Difference]: Start difference. First operand has 71 states, 36 states have (on average 1.3333333333333333) internal successors, (48), 40 states have internal predecessors, (48), 28 states have call successors, (28), 7 states have call predecessors, (28), 6 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) Second operand 71 states. [2022-04-14 21:12:20,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:20,358 INFO L93 Difference]: Finished difference Result 71 states and 100 transitions. [2022-04-14 21:12:20,359 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2022-04-14 21:12:20,359 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:12:20,359 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:12:20,359 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-14 21:12:20,359 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-14 21:12:20,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 36 states have (on average 1.3333333333333333) internal successors, (48), 40 states have internal predecessors, (48), 28 states have call successors, (28), 7 states have call predecessors, (28), 6 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2022-04-14 21:12:20,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 100 transitions. [2022-04-14 21:12:20,363 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 100 transitions. Word has length 33 [2022-04-14 21:12:20,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-14 21:12:20,363 INFO L478 AbstractCegarLoop]: Abstraction has 71 states and 100 transitions. [2022-04-14 21:12:20,363 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-14 21:12:20,363 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2022-04-14 21:12:20,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-04-14 21:12:20,364 INFO L491 BasicCegarLoop]: Found error trace [2022-04-14 21:12:20,364 INFO L499 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-14 21:12:20,382 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-04-14 21:12:20,579 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 21:12:20,582 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-14 21:12:20,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-14 21:12:20,583 INFO L85 PathProgramCache]: Analyzing trace with hash -120478471, now seen corresponding path program 1 times [2022-04-14 21:12:20,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-14 21:12:20,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237210740] [2022-04-14 21:12:20,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:12:20,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-14 21:12:20,610 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-14 21:12:20,610 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [880370551] [2022-04-14 21:12:20,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:12:20,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 21:12:20,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-14 21:12:20,611 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) [2022-04-14 21:12:20,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-04-14 21:12:20,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:12:20,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 5 conjunts are in the unsatisfiable core [2022-04-14 21:12:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:12:20,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-14 21:12:20,748 INFO L272 TraceCheckUtils]: 0: Hoare triple {1401#true} [85] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1401#true} is VALID [2022-04-14 21:12:20,749 INFO L290 TraceCheckUtils]: 1: Hoare triple {1401#true} [87] 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| 3) 12) (= (select |v_#length_1| 2) 10) (= (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] {1401#true} is VALID [2022-04-14 21:12:20,749 INFO L290 TraceCheckUtils]: 2: Hoare triple {1401#true} [90] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1401#true} is VALID [2022-04-14 21:12:20,749 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1401#true} {1401#true} [121] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1401#true} is VALID [2022-04-14 21:12:20,749 INFO L272 TraceCheckUtils]: 4: Hoare triple {1401#true} [86] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1401#true} is VALID [2022-04-14 21:12:20,749 INFO L290 TraceCheckUtils]: 5: Hoare triple {1401#true} [89] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_4, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_5, main_~p~0=v_main_~p~0_4, main_~r~0=v_main_~r~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1401#true} is VALID [2022-04-14 21:12:20,749 INFO L272 TraceCheckUtils]: 6: Hoare triple {1401#true} [91] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {1401#true} is VALID [2022-04-14 21:12:20,749 INFO L290 TraceCheckUtils]: 7: Hoare triple {1401#true} [93] assume_abort_if_notENTRY-->L8: 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] {1401#true} is VALID [2022-04-14 21:12:20,749 INFO L290 TraceCheckUtils]: 8: Hoare triple {1401#true} [96] L8-->L8-2: 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[] {1401#true} is VALID [2022-04-14 21:12:20,749 INFO L290 TraceCheckUtils]: 9: Hoare triple {1401#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1401#true} is VALID [2022-04-14 21:12:20,750 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1401#true} {1401#true} [122] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {1401#true} is VALID [2022-04-14 21:12:20,750 INFO L272 TraceCheckUtils]: 11: Hoare triple {1401#true} [92] L24-1-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1401#true} is VALID [2022-04-14 21:12:20,750 INFO L290 TraceCheckUtils]: 12: Hoare triple {1401#true} [93] assume_abort_if_notENTRY-->L8: 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] {1401#true} is VALID [2022-04-14 21:12:20,750 INFO L290 TraceCheckUtils]: 13: Hoare triple {1401#true} [96] L8-->L8-2: 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[] {1401#true} is VALID [2022-04-14 21:12:20,750 INFO L290 TraceCheckUtils]: 14: Hoare triple {1401#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1401#true} is VALID [2022-04-14 21:12:20,750 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {1401#true} {1401#true} [123] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1401#true} is VALID [2022-04-14 21:12:20,750 INFO L290 TraceCheckUtils]: 16: Hoare triple {1401#true} [94] L25-->L42-2: Formula: (and (= v_main_~r~0_7 0) (= v_main_~q~0_7 0) (= v_main_~s~0_7 1) (= v_main_~p~0_7 1) (= v_main_~b~0_8 v_main_~y~0_7) (= v_main_~a~0_6 v_main_~x~0_7)) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7} OutVars{main_~q~0=v_main_~q~0_7, main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7, main_~b~0=v_main_~b~0_8, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~s~0=v_main_~s~0_7, main_~a~0=v_main_~a~0_6} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1401#true} is VALID [2022-04-14 21:12:20,750 INFO L290 TraceCheckUtils]: 17: Hoare triple {1401#true} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {1401#true} is VALID [2022-04-14 21:12:20,750 INFO L290 TraceCheckUtils]: 18: Hoare triple {1401#true} [102] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 2) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {1401#true} is VALID [2022-04-14 21:12:20,750 INFO L272 TraceCheckUtils]: 19: Hoare triple {1401#true} [105] L35-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {1401#true} is VALID [2022-04-14 21:12:20,750 INFO L290 TraceCheckUtils]: 20: Hoare triple {1401#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1401#true} is VALID [2022-04-14 21:12:20,751 INFO L290 TraceCheckUtils]: 21: Hoare triple {1401#true} [108] L11-->L11-2: Formula: (not (= 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[] {1401#true} is VALID [2022-04-14 21:12:20,751 INFO L290 TraceCheckUtils]: 22: Hoare triple {1401#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1401#true} is VALID [2022-04-14 21:12:20,751 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {1401#true} {1401#true} [124] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {1401#true} is VALID [2022-04-14 21:12:20,751 INFO L272 TraceCheckUtils]: 24: Hoare triple {1401#true} [109] L35-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {1401#true} is VALID [2022-04-14 21:12:20,751 INFO L290 TraceCheckUtils]: 25: Hoare triple {1401#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1401#true} is VALID [2022-04-14 21:12:20,751 INFO L290 TraceCheckUtils]: 26: Hoare triple {1401#true} [108] L11-->L11-2: Formula: (not (= 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[] {1401#true} is VALID [2022-04-14 21:12:20,751 INFO L290 TraceCheckUtils]: 27: Hoare triple {1401#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1401#true} is VALID [2022-04-14 21:12:20,751 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {1401#true} {1401#true} [125] __VERIFIER_assertEXIT-->L36: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {1401#true} is VALID [2022-04-14 21:12:20,751 INFO L272 TraceCheckUtils]: 29: Hoare triple {1401#true} [114] L36-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {1401#true} is VALID [2022-04-14 21:12:20,751 INFO L290 TraceCheckUtils]: 30: Hoare triple {1401#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1401#true} is VALID [2022-04-14 21:12:20,752 INFO L290 TraceCheckUtils]: 31: Hoare triple {1401#true} [108] L11-->L11-2: Formula: (not (= 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[] {1401#true} is VALID [2022-04-14 21:12:20,752 INFO L290 TraceCheckUtils]: 32: Hoare triple {1401#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1401#true} is VALID [2022-04-14 21:12:20,752 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {1401#true} {1401#true} [126] __VERIFIER_assertEXIT-->L37: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {1401#true} is VALID [2022-04-14 21:12:20,752 INFO L290 TraceCheckUtils]: 34: Hoare triple {1401#true} [116] L37-->L34-3: Formula: (= v_main_~a~0_8 v_main_~b~0_10) InVars {main_~b~0=v_main_~b~0_10, main_~a~0=v_main_~a~0_8} OutVars{main_~b~0=v_main_~b~0_10, main_~a~0=v_main_~a~0_8} AuxVars[] AssignedVars[] {1508#(= main_~b~0 main_~a~0)} is VALID [2022-04-14 21:12:20,753 INFO L272 TraceCheckUtils]: 35: Hoare triple {1508#(= main_~b~0 main_~a~0)} [100] L34-3-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_4| (ite (= (+ (* (- 1) v_main_~b~0_13) v_main_~a~0_11) 0) 1 0)) InVars {main_~b~0=v_main_~b~0_13, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~b~0, main_~a~0] {1512#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-14 21:12:20,753 INFO L290 TraceCheckUtils]: 36: Hoare triple {1512#(<= 1 |__VERIFIER_assert_#in~cond|)} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1516#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-14 21:12:20,754 INFO L290 TraceCheckUtils]: 37: Hoare triple {1516#(<= 1 __VERIFIER_assert_~cond)} [107] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {1402#false} is VALID [2022-04-14 21:12:20,754 INFO L290 TraceCheckUtils]: 38: Hoare triple {1402#false} [111] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1402#false} is VALID [2022-04-14 21:12:20,754 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-04-14 21:12:20,754 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-14 21:12:20,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-14 21:12:20,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237210740] [2022-04-14 21:12:20,754 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-14 21:12:20,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [880370551] [2022-04-14 21:12:20,754 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [880370551] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-14 21:12:20,754 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-14 21:12:20,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-14 21:12:20,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818360119] [2022-04-14 21:12:20,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-14 21:12:20,755 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 39 [2022-04-14 21:12:20,755 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-14 21:12:20,755 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-14 21:12:20,782 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:12:20,782 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-14 21:12:20,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-14 21:12:20,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-14 21:12:20,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-14 21:12:20,785 INFO L87 Difference]: Start difference. First operand 71 states and 100 transitions. Second operand has 5 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-14 21:12:20,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:20,960 INFO L93 Difference]: Finished difference Result 85 states and 121 transitions. [2022-04-14 21:12:20,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-14 21:12:20,960 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 39 [2022-04-14 21:12:20,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-14 21:12:20,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-14 21:12:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 50 transitions. [2022-04-14 21:12:20,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-14 21:12:20,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 50 transitions. [2022-04-14 21:12:20,962 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 50 transitions. [2022-04-14 21:12:20,999 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 50 edges. 50 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:12:21,001 INFO L225 Difference]: With dead ends: 85 [2022-04-14 21:12:21,001 INFO L226 Difference]: Without dead ends: 85 [2022-04-14 21:12:21,002 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-14 21:12:21,002 INFO L913 BasicCegarLoop]: 44 mSDtfsCounter, 5 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-14 21:12:21,002 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 144 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-14 21:12:21,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2022-04-14 21:12:21,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 78. [2022-04-14 21:12:21,006 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-14 21:12:21,007 INFO L82 GeneralOperation]: Start isEquivalent. First operand 85 states. Second operand has 78 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 46 states have internal predecessors, (51), 31 states have call successors, (31), 8 states have call predecessors, (31), 7 states have return successors, (27), 23 states have call predecessors, (27), 27 states have call successors, (27) [2022-04-14 21:12:21,007 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand has 78 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 46 states have internal predecessors, (51), 31 states have call successors, (31), 8 states have call predecessors, (31), 7 states have return successors, (27), 23 states have call predecessors, (27), 27 states have call successors, (27) [2022-04-14 21:12:21,007 INFO L87 Difference]: Start difference. First operand 85 states. Second operand has 78 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 46 states have internal predecessors, (51), 31 states have call successors, (31), 8 states have call predecessors, (31), 7 states have return successors, (27), 23 states have call predecessors, (27), 27 states have call successors, (27) [2022-04-14 21:12:21,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:21,010 INFO L93 Difference]: Finished difference Result 85 states and 121 transitions. [2022-04-14 21:12:21,010 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 121 transitions. [2022-04-14 21:12:21,011 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:12:21,011 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:12:21,012 INFO L74 IsIncluded]: Start isIncluded. First operand has 78 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 46 states have internal predecessors, (51), 31 states have call successors, (31), 8 states have call predecessors, (31), 7 states have return successors, (27), 23 states have call predecessors, (27), 27 states have call successors, (27) Second operand 85 states. [2022-04-14 21:12:21,012 INFO L87 Difference]: Start difference. First operand has 78 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 46 states have internal predecessors, (51), 31 states have call successors, (31), 8 states have call predecessors, (31), 7 states have return successors, (27), 23 states have call predecessors, (27), 27 states have call successors, (27) Second operand 85 states. [2022-04-14 21:12:21,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:21,016 INFO L93 Difference]: Finished difference Result 85 states and 121 transitions. [2022-04-14 21:12:21,016 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 121 transitions. [2022-04-14 21:12:21,017 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:12:21,017 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:12:21,017 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-14 21:12:21,017 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-14 21:12:21,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 46 states have internal predecessors, (51), 31 states have call successors, (31), 8 states have call predecessors, (31), 7 states have return successors, (27), 23 states have call predecessors, (27), 27 states have call successors, (27) [2022-04-14 21:12:21,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 109 transitions. [2022-04-14 21:12:21,020 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 109 transitions. Word has length 39 [2022-04-14 21:12:21,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-14 21:12:21,021 INFO L478 AbstractCegarLoop]: Abstraction has 78 states and 109 transitions. [2022-04-14 21:12:21,021 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-14 21:12:21,021 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 109 transitions. [2022-04-14 21:12:21,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-04-14 21:12:21,021 INFO L491 BasicCegarLoop]: Found error trace [2022-04-14 21:12:21,021 INFO L499 BasicCegarLoop]: 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, 1, 1, 1, 1, 1] [2022-04-14 21:12:21,061 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-04-14 21:12:21,242 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 21:12:21,243 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-14 21:12:21,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-14 21:12:21,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1628466672, now seen corresponding path program 1 times [2022-04-14 21:12:21,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-14 21:12:21,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026068489] [2022-04-14 21:12:21,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:12:21,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-14 21:12:21,252 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-14 21:12:21,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [621489073] [2022-04-14 21:12:21,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:12:21,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 21:12:21,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-14 21:12:21,254 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) [2022-04-14 21:12:21,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-04-14 21:12:21,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:12:21,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 7 conjunts are in the unsatisfiable core [2022-04-14 21:12:21,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:12:21,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-14 21:12:21,495 INFO L272 TraceCheckUtils]: 0: Hoare triple {1857#true} [85] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1857#true} is VALID [2022-04-14 21:12:21,496 INFO L290 TraceCheckUtils]: 1: Hoare triple {1857#true} [87] 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| 3) 12) (= (select |v_#length_1| 2) 10) (= (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] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,496 INFO L290 TraceCheckUtils]: 2: Hoare triple {1865#(<= ~counter~0 0)} [90] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,496 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1865#(<= ~counter~0 0)} {1857#true} [121] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,497 INFO L272 TraceCheckUtils]: 4: Hoare triple {1865#(<= ~counter~0 0)} [86] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,497 INFO L290 TraceCheckUtils]: 5: Hoare triple {1865#(<= ~counter~0 0)} [89] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_4, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_5, main_~p~0=v_main_~p~0_4, main_~r~0=v_main_~r~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,498 INFO L272 TraceCheckUtils]: 6: Hoare triple {1865#(<= ~counter~0 0)} [91] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,498 INFO L290 TraceCheckUtils]: 7: Hoare triple {1865#(<= ~counter~0 0)} [93] assume_abort_if_notENTRY-->L8: 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] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,498 INFO L290 TraceCheckUtils]: 8: Hoare triple {1865#(<= ~counter~0 0)} [96] L8-->L8-2: 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[] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,498 INFO L290 TraceCheckUtils]: 9: Hoare triple {1865#(<= ~counter~0 0)} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,499 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1865#(<= ~counter~0 0)} {1865#(<= ~counter~0 0)} [122] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,499 INFO L272 TraceCheckUtils]: 11: Hoare triple {1865#(<= ~counter~0 0)} [92] L24-1-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,500 INFO L290 TraceCheckUtils]: 12: Hoare triple {1865#(<= ~counter~0 0)} [93] assume_abort_if_notENTRY-->L8: 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] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,500 INFO L290 TraceCheckUtils]: 13: Hoare triple {1865#(<= ~counter~0 0)} [96] L8-->L8-2: 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[] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,500 INFO L290 TraceCheckUtils]: 14: Hoare triple {1865#(<= ~counter~0 0)} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,501 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {1865#(<= ~counter~0 0)} {1865#(<= ~counter~0 0)} [123] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,501 INFO L290 TraceCheckUtils]: 16: Hoare triple {1865#(<= ~counter~0 0)} [94] L25-->L42-2: Formula: (and (= v_main_~r~0_7 0) (= v_main_~q~0_7 0) (= v_main_~s~0_7 1) (= v_main_~p~0_7 1) (= v_main_~b~0_8 v_main_~y~0_7) (= v_main_~a~0_6 v_main_~x~0_7)) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7} OutVars{main_~q~0=v_main_~q~0_7, main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7, main_~b~0=v_main_~b~0_8, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~s~0=v_main_~s~0_7, main_~a~0=v_main_~a~0_6} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,501 INFO L290 TraceCheckUtils]: 17: Hoare triple {1865#(<= ~counter~0 0)} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,502 INFO L290 TraceCheckUtils]: 18: Hoare triple {1914#(<= ~counter~0 1)} [102] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 2) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,502 INFO L272 TraceCheckUtils]: 19: Hoare triple {1914#(<= ~counter~0 1)} [105] L35-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,503 INFO L290 TraceCheckUtils]: 20: Hoare triple {1914#(<= ~counter~0 1)} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,503 INFO L290 TraceCheckUtils]: 21: Hoare triple {1914#(<= ~counter~0 1)} [108] L11-->L11-2: Formula: (not (= 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[] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,503 INFO L290 TraceCheckUtils]: 22: Hoare triple {1914#(<= ~counter~0 1)} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,504 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {1914#(<= ~counter~0 1)} {1914#(<= ~counter~0 1)} [124] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,506 INFO L272 TraceCheckUtils]: 24: Hoare triple {1914#(<= ~counter~0 1)} [109] L35-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,507 INFO L290 TraceCheckUtils]: 25: Hoare triple {1914#(<= ~counter~0 1)} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,508 INFO L290 TraceCheckUtils]: 26: Hoare triple {1914#(<= ~counter~0 1)} [108] L11-->L11-2: Formula: (not (= 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[] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,509 INFO L290 TraceCheckUtils]: 27: Hoare triple {1914#(<= ~counter~0 1)} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,510 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {1914#(<= ~counter~0 1)} {1914#(<= ~counter~0 1)} [125] __VERIFIER_assertEXIT-->L36: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,510 INFO L272 TraceCheckUtils]: 29: Hoare triple {1914#(<= ~counter~0 1)} [114] L36-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,518 INFO L290 TraceCheckUtils]: 30: Hoare triple {1914#(<= ~counter~0 1)} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,518 INFO L290 TraceCheckUtils]: 31: Hoare triple {1914#(<= ~counter~0 1)} [108] L11-->L11-2: Formula: (not (= 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[] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,519 INFO L290 TraceCheckUtils]: 32: Hoare triple {1914#(<= ~counter~0 1)} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,519 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {1914#(<= ~counter~0 1)} {1914#(<= ~counter~0 1)} [126] __VERIFIER_assertEXIT-->L37: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,520 INFO L290 TraceCheckUtils]: 34: Hoare triple {1914#(<= ~counter~0 1)} [117] L37-->L42: Formula: (not (= v_main_~a~0_9 v_main_~b~0_11)) InVars {main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_9} OutVars{main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_9} AuxVars[] AssignedVars[] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,520 INFO L290 TraceCheckUtils]: 35: Hoare triple {1914#(<= ~counter~0 1)} [119] L42-->L42-2: Formula: (and (< v_main_~b~0_1 v_main_~a~0_2) (= v_main_~r~0_1 (+ v_main_~r~0_2 (* (- 1) v_main_~s~0_1))) (= v_main_~a~0_1 (+ v_main_~a~0_2 (* (- 1) v_main_~b~0_1))) (= v_main_~p~0_1 (+ (* (- 1) v_main_~q~0_1) v_main_~p~0_2))) InVars {main_~q~0=v_main_~q~0_1, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~p~0, main_~r~0, main_~a~0] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,520 INFO L290 TraceCheckUtils]: 36: Hoare triple {1914#(<= ~counter~0 1)} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {1972#(<= |main_#t~post6| 1)} is VALID [2022-04-14 21:12:21,521 INFO L290 TraceCheckUtils]: 37: Hoare triple {1972#(<= |main_#t~post6| 1)} [101] L34-1-->L34-3: Formula: (not (< |v_main_#t~post6_3| 2)) InVars {main_#t~post6=|v_main_#t~post6_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {1858#false} is VALID [2022-04-14 21:12:21,521 INFO L272 TraceCheckUtils]: 38: Hoare triple {1858#false} [100] L34-3-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_4| (ite (= (+ (* (- 1) v_main_~b~0_13) v_main_~a~0_11) 0) 1 0)) InVars {main_~b~0=v_main_~b~0_13, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~b~0, main_~a~0] {1858#false} is VALID [2022-04-14 21:12:21,521 INFO L290 TraceCheckUtils]: 39: Hoare triple {1858#false} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1858#false} is VALID [2022-04-14 21:12:21,521 INFO L290 TraceCheckUtils]: 40: Hoare triple {1858#false} [107] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {1858#false} is VALID [2022-04-14 21:12:21,521 INFO L290 TraceCheckUtils]: 41: Hoare triple {1858#false} [111] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1858#false} is VALID [2022-04-14 21:12:21,522 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-04-14 21:12:21,522 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-14 21:12:21,714 INFO L290 TraceCheckUtils]: 41: Hoare triple {1858#false} [111] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1858#false} is VALID [2022-04-14 21:12:21,714 INFO L290 TraceCheckUtils]: 40: Hoare triple {1858#false} [107] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {1858#false} is VALID [2022-04-14 21:12:21,715 INFO L290 TraceCheckUtils]: 39: Hoare triple {1858#false} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1858#false} is VALID [2022-04-14 21:12:21,715 INFO L272 TraceCheckUtils]: 38: Hoare triple {1858#false} [100] L34-3-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_4| (ite (= (+ (* (- 1) v_main_~b~0_13) v_main_~a~0_11) 0) 1 0)) InVars {main_~b~0=v_main_~b~0_13, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~b~0, main_~a~0] {1858#false} is VALID [2022-04-14 21:12:21,715 INFO L290 TraceCheckUtils]: 37: Hoare triple {1972#(<= |main_#t~post6| 1)} [101] L34-1-->L34-3: Formula: (not (< |v_main_#t~post6_3| 2)) InVars {main_#t~post6=|v_main_#t~post6_3|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {1858#false} is VALID [2022-04-14 21:12:21,715 INFO L290 TraceCheckUtils]: 36: Hoare triple {1914#(<= ~counter~0 1)} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {1972#(<= |main_#t~post6| 1)} is VALID [2022-04-14 21:12:21,716 INFO L290 TraceCheckUtils]: 35: Hoare triple {1914#(<= ~counter~0 1)} [119] L42-->L42-2: Formula: (and (< v_main_~b~0_1 v_main_~a~0_2) (= v_main_~r~0_1 (+ v_main_~r~0_2 (* (- 1) v_main_~s~0_1))) (= v_main_~a~0_1 (+ v_main_~a~0_2 (* (- 1) v_main_~b~0_1))) (= v_main_~p~0_1 (+ (* (- 1) v_main_~q~0_1) v_main_~p~0_2))) InVars {main_~q~0=v_main_~q~0_1, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~p~0, main_~r~0, main_~a~0] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,716 INFO L290 TraceCheckUtils]: 34: Hoare triple {1914#(<= ~counter~0 1)} [117] L37-->L42: Formula: (not (= v_main_~a~0_9 v_main_~b~0_11)) InVars {main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_9} OutVars{main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_9} AuxVars[] AssignedVars[] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,717 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {1857#true} {1914#(<= ~counter~0 1)} [126] __VERIFIER_assertEXIT-->L37: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,717 INFO L290 TraceCheckUtils]: 32: Hoare triple {1857#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1857#true} is VALID [2022-04-14 21:12:21,717 INFO L290 TraceCheckUtils]: 31: Hoare triple {1857#true} [108] L11-->L11-2: Formula: (not (= 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[] {1857#true} is VALID [2022-04-14 21:12:21,717 INFO L290 TraceCheckUtils]: 30: Hoare triple {1857#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1857#true} is VALID [2022-04-14 21:12:21,717 INFO L272 TraceCheckUtils]: 29: Hoare triple {1914#(<= ~counter~0 1)} [114] L36-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {1857#true} is VALID [2022-04-14 21:12:21,725 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {1857#true} {1914#(<= ~counter~0 1)} [125] __VERIFIER_assertEXIT-->L36: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,726 INFO L290 TraceCheckUtils]: 27: Hoare triple {1857#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1857#true} is VALID [2022-04-14 21:12:21,726 INFO L290 TraceCheckUtils]: 26: Hoare triple {1857#true} [108] L11-->L11-2: Formula: (not (= 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[] {1857#true} is VALID [2022-04-14 21:12:21,726 INFO L290 TraceCheckUtils]: 25: Hoare triple {1857#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1857#true} is VALID [2022-04-14 21:12:21,726 INFO L272 TraceCheckUtils]: 24: Hoare triple {1914#(<= ~counter~0 1)} [109] L35-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {1857#true} is VALID [2022-04-14 21:12:21,727 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {1857#true} {1914#(<= ~counter~0 1)} [124] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,727 INFO L290 TraceCheckUtils]: 22: Hoare triple {1857#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1857#true} is VALID [2022-04-14 21:12:21,727 INFO L290 TraceCheckUtils]: 21: Hoare triple {1857#true} [108] L11-->L11-2: Formula: (not (= 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[] {1857#true} is VALID [2022-04-14 21:12:21,727 INFO L290 TraceCheckUtils]: 20: Hoare triple {1857#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1857#true} is VALID [2022-04-14 21:12:21,727 INFO L272 TraceCheckUtils]: 19: Hoare triple {1914#(<= ~counter~0 1)} [105] L35-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {1857#true} is VALID [2022-04-14 21:12:21,727 INFO L290 TraceCheckUtils]: 18: Hoare triple {1914#(<= ~counter~0 1)} [102] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 2) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,728 INFO L290 TraceCheckUtils]: 17: Hoare triple {1865#(<= ~counter~0 0)} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {1914#(<= ~counter~0 1)} is VALID [2022-04-14 21:12:21,728 INFO L290 TraceCheckUtils]: 16: Hoare triple {1865#(<= ~counter~0 0)} [94] L25-->L42-2: Formula: (and (= v_main_~r~0_7 0) (= v_main_~q~0_7 0) (= v_main_~s~0_7 1) (= v_main_~p~0_7 1) (= v_main_~b~0_8 v_main_~y~0_7) (= v_main_~a~0_6 v_main_~x~0_7)) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7} OutVars{main_~q~0=v_main_~q~0_7, main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7, main_~b~0=v_main_~b~0_8, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~s~0=v_main_~s~0_7, main_~a~0=v_main_~a~0_6} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,728 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {1857#true} {1865#(<= ~counter~0 0)} [123] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,729 INFO L290 TraceCheckUtils]: 14: Hoare triple {1857#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1857#true} is VALID [2022-04-14 21:12:21,729 INFO L290 TraceCheckUtils]: 13: Hoare triple {1857#true} [96] L8-->L8-2: 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[] {1857#true} is VALID [2022-04-14 21:12:21,729 INFO L290 TraceCheckUtils]: 12: Hoare triple {1857#true} [93] assume_abort_if_notENTRY-->L8: 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] {1857#true} is VALID [2022-04-14 21:12:21,729 INFO L272 TraceCheckUtils]: 11: Hoare triple {1865#(<= ~counter~0 0)} [92] L24-1-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1857#true} is VALID [2022-04-14 21:12:21,729 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1857#true} {1865#(<= ~counter~0 0)} [122] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,729 INFO L290 TraceCheckUtils]: 9: Hoare triple {1857#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1857#true} is VALID [2022-04-14 21:12:21,729 INFO L290 TraceCheckUtils]: 8: Hoare triple {1857#true} [96] L8-->L8-2: 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[] {1857#true} is VALID [2022-04-14 21:12:21,729 INFO L290 TraceCheckUtils]: 7: Hoare triple {1857#true} [93] assume_abort_if_notENTRY-->L8: 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] {1857#true} is VALID [2022-04-14 21:12:21,729 INFO L272 TraceCheckUtils]: 6: Hoare triple {1865#(<= ~counter~0 0)} [91] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {1857#true} is VALID [2022-04-14 21:12:21,730 INFO L290 TraceCheckUtils]: 5: Hoare triple {1865#(<= ~counter~0 0)} [89] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_4, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_5, main_~p~0=v_main_~p~0_4, main_~r~0=v_main_~r~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,730 INFO L272 TraceCheckUtils]: 4: Hoare triple {1865#(<= ~counter~0 0)} [86] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,730 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1865#(<= ~counter~0 0)} {1857#true} [121] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,731 INFO L290 TraceCheckUtils]: 2: Hoare triple {1865#(<= ~counter~0 0)} [90] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,732 INFO L290 TraceCheckUtils]: 1: Hoare triple {1857#true} [87] 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| 3) 12) (= (select |v_#length_1| 2) 10) (= (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] {1865#(<= ~counter~0 0)} is VALID [2022-04-14 21:12:21,732 INFO L272 TraceCheckUtils]: 0: Hoare triple {1857#true} [85] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1857#true} is VALID [2022-04-14 21:12:21,732 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-04-14 21:12:21,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-14 21:12:21,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026068489] [2022-04-14 21:12:21,732 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-14 21:12:21,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [621489073] [2022-04-14 21:12:21,732 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [621489073] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-14 21:12:21,733 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-14 21:12:21,733 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2022-04-14 21:12:21,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557893490] [2022-04-14 21:12:21,733 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-14 21:12:21,733 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 4 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) Word has length 42 [2022-04-14 21:12:21,734 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-14 21:12:21,734 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 4 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2022-04-14 21:12:21,766 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:12:21,767 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-14 21:12:21,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-14 21:12:21,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-14 21:12:21,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-04-14 21:12:21,767 INFO L87 Difference]: Start difference. First operand 78 states and 109 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 4 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2022-04-14 21:12:21,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:21,887 INFO L93 Difference]: Finished difference Result 104 states and 130 transitions. [2022-04-14 21:12:21,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-14 21:12:21,887 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 4 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) Word has length 42 [2022-04-14 21:12:21,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-14 21:12:21,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 4 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2022-04-14 21:12:21,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 62 transitions. [2022-04-14 21:12:21,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 4 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2022-04-14 21:12:21,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 62 transitions. [2022-04-14 21:12:21,889 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 62 transitions. [2022-04-14 21:12:21,958 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 62 edges. 62 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:12:21,959 INFO L225 Difference]: With dead ends: 104 [2022-04-14 21:12:21,959 INFO L226 Difference]: Without dead ends: 102 [2022-04-14 21:12:21,960 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 79 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-04-14 21:12:21,960 INFO L913 BasicCegarLoop]: 43 mSDtfsCounter, 13 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-14 21:12:21,960 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 130 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-14 21:12:21,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2022-04-14 21:12:21,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 100. [2022-04-14 21:12:21,964 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-14 21:12:21,965 INFO L82 GeneralOperation]: Start isEquivalent. First operand 102 states. Second operand has 100 states, 57 states have (on average 1.2105263157894737) internal successors, (69), 63 states have internal predecessors, (69), 31 states have call successors, (31), 13 states have call predecessors, (31), 11 states have return successors, (27), 23 states have call predecessors, (27), 27 states have call successors, (27) [2022-04-14 21:12:21,965 INFO L74 IsIncluded]: Start isIncluded. First operand 102 states. Second operand has 100 states, 57 states have (on average 1.2105263157894737) internal successors, (69), 63 states have internal predecessors, (69), 31 states have call successors, (31), 13 states have call predecessors, (31), 11 states have return successors, (27), 23 states have call predecessors, (27), 27 states have call successors, (27) [2022-04-14 21:12:21,965 INFO L87 Difference]: Start difference. First operand 102 states. Second operand has 100 states, 57 states have (on average 1.2105263157894737) internal successors, (69), 63 states have internal predecessors, (69), 31 states have call successors, (31), 13 states have call predecessors, (31), 11 states have return successors, (27), 23 states have call predecessors, (27), 27 states have call successors, (27) [2022-04-14 21:12:21,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:21,970 INFO L93 Difference]: Finished difference Result 102 states and 128 transitions. [2022-04-14 21:12:21,970 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 128 transitions. [2022-04-14 21:12:21,971 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:12:21,971 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:12:21,971 INFO L74 IsIncluded]: Start isIncluded. First operand has 100 states, 57 states have (on average 1.2105263157894737) internal successors, (69), 63 states have internal predecessors, (69), 31 states have call successors, (31), 13 states have call predecessors, (31), 11 states have return successors, (27), 23 states have call predecessors, (27), 27 states have call successors, (27) Second operand 102 states. [2022-04-14 21:12:21,971 INFO L87 Difference]: Start difference. First operand has 100 states, 57 states have (on average 1.2105263157894737) internal successors, (69), 63 states have internal predecessors, (69), 31 states have call successors, (31), 13 states have call predecessors, (31), 11 states have return successors, (27), 23 states have call predecessors, (27), 27 states have call successors, (27) Second operand 102 states. [2022-04-14 21:12:21,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:21,974 INFO L93 Difference]: Finished difference Result 102 states and 128 transitions. [2022-04-14 21:12:21,974 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 128 transitions. [2022-04-14 21:12:21,974 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:12:21,974 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:12:21,974 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-14 21:12:21,975 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-14 21:12:21,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 57 states have (on average 1.2105263157894737) internal successors, (69), 63 states have internal predecessors, (69), 31 states have call successors, (31), 13 states have call predecessors, (31), 11 states have return successors, (27), 23 states have call predecessors, (27), 27 states have call successors, (27) [2022-04-14 21:12:21,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 127 transitions. [2022-04-14 21:12:21,977 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 127 transitions. Word has length 42 [2022-04-14 21:12:21,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-14 21:12:21,977 INFO L478 AbstractCegarLoop]: Abstraction has 100 states and 127 transitions. [2022-04-14 21:12:21,977 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 4 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2022-04-14 21:12:21,978 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 127 transitions. [2022-04-14 21:12:21,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-04-14 21:12:21,978 INFO L491 BasicCegarLoop]: Found error trace [2022-04-14 21:12:21,978 INFO L499 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-14 21:12:21,997 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-04-14 21:12:22,178 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 21:12:22,179 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-14 21:12:22,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-14 21:12:22,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1627394196, now seen corresponding path program 1 times [2022-04-14 21:12:22,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-14 21:12:22,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469897242] [2022-04-14 21:12:22,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:12:22,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-14 21:12:22,189 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-14 21:12:22,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [18420638] [2022-04-14 21:12:22,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:12:22,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 21:12:22,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-14 21:12:22,192 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) [2022-04-14 21:12:22,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-04-14 21:12:22,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:12:22,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 11 conjunts are in the unsatisfiable core [2022-04-14 21:12:22,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:12:22,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-14 21:12:22,396 INFO L272 TraceCheckUtils]: 0: Hoare triple {2523#true} [85] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2523#true} is VALID [2022-04-14 21:12:22,396 INFO L290 TraceCheckUtils]: 1: Hoare triple {2523#true} [87] 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| 3) 12) (= (select |v_#length_1| 2) 10) (= (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] {2523#true} is VALID [2022-04-14 21:12:22,396 INFO L290 TraceCheckUtils]: 2: Hoare triple {2523#true} [90] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2523#true} is VALID [2022-04-14 21:12:22,396 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2523#true} {2523#true} [121] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2523#true} is VALID [2022-04-14 21:12:22,396 INFO L272 TraceCheckUtils]: 4: Hoare triple {2523#true} [86] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2523#true} is VALID [2022-04-14 21:12:22,396 INFO L290 TraceCheckUtils]: 5: Hoare triple {2523#true} [89] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_4, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_5, main_~p~0=v_main_~p~0_4, main_~r~0=v_main_~r~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {2523#true} is VALID [2022-04-14 21:12:22,396 INFO L272 TraceCheckUtils]: 6: Hoare triple {2523#true} [91] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {2523#true} is VALID [2022-04-14 21:12:22,396 INFO L290 TraceCheckUtils]: 7: Hoare triple {2523#true} [93] assume_abort_if_notENTRY-->L8: 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] {2523#true} is VALID [2022-04-14 21:12:22,396 INFO L290 TraceCheckUtils]: 8: Hoare triple {2523#true} [96] L8-->L8-2: 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[] {2523#true} is VALID [2022-04-14 21:12:22,396 INFO L290 TraceCheckUtils]: 9: Hoare triple {2523#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2523#true} is VALID [2022-04-14 21:12:22,397 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2523#true} {2523#true} [122] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {2523#true} is VALID [2022-04-14 21:12:22,397 INFO L272 TraceCheckUtils]: 11: Hoare triple {2523#true} [92] L24-1-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {2523#true} is VALID [2022-04-14 21:12:22,397 INFO L290 TraceCheckUtils]: 12: Hoare triple {2523#true} [93] assume_abort_if_notENTRY-->L8: 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] {2523#true} is VALID [2022-04-14 21:12:22,397 INFO L290 TraceCheckUtils]: 13: Hoare triple {2523#true} [96] L8-->L8-2: 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[] {2523#true} is VALID [2022-04-14 21:12:22,397 INFO L290 TraceCheckUtils]: 14: Hoare triple {2523#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2523#true} is VALID [2022-04-14 21:12:22,397 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {2523#true} {2523#true} [123] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {2523#true} is VALID [2022-04-14 21:12:22,398 INFO L290 TraceCheckUtils]: 16: Hoare triple {2523#true} [94] L25-->L42-2: Formula: (and (= v_main_~r~0_7 0) (= v_main_~q~0_7 0) (= v_main_~s~0_7 1) (= v_main_~p~0_7 1) (= v_main_~b~0_8 v_main_~y~0_7) (= v_main_~a~0_6 v_main_~x~0_7)) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7} OutVars{main_~q~0=v_main_~q~0_7, main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7, main_~b~0=v_main_~b~0_8, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~s~0=v_main_~s~0_7, main_~a~0=v_main_~a~0_6} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:22,398 INFO L290 TraceCheckUtils]: 17: Hoare triple {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:22,398 INFO L290 TraceCheckUtils]: 18: Hoare triple {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} [102] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 2) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:22,398 INFO L272 TraceCheckUtils]: 19: Hoare triple {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {2523#true} is VALID [2022-04-14 21:12:22,398 INFO L290 TraceCheckUtils]: 20: Hoare triple {2523#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2523#true} is VALID [2022-04-14 21:12:22,398 INFO L290 TraceCheckUtils]: 21: Hoare triple {2523#true} [108] L11-->L11-2: Formula: (not (= 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[] {2523#true} is VALID [2022-04-14 21:12:22,399 INFO L290 TraceCheckUtils]: 22: Hoare triple {2523#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2523#true} is VALID [2022-04-14 21:12:22,399 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {2523#true} {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} [124] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:22,399 INFO L272 TraceCheckUtils]: 24: Hoare triple {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} [109] L35-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {2523#true} is VALID [2022-04-14 21:12:22,399 INFO L290 TraceCheckUtils]: 25: Hoare triple {2523#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2523#true} is VALID [2022-04-14 21:12:22,399 INFO L290 TraceCheckUtils]: 26: Hoare triple {2523#true} [108] L11-->L11-2: Formula: (not (= 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[] {2523#true} is VALID [2022-04-14 21:12:22,399 INFO L290 TraceCheckUtils]: 27: Hoare triple {2523#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2523#true} is VALID [2022-04-14 21:12:22,400 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {2523#true} {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} [125] __VERIFIER_assertEXIT-->L36: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:22,400 INFO L272 TraceCheckUtils]: 29: Hoare triple {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} [114] L36-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {2523#true} is VALID [2022-04-14 21:12:22,400 INFO L290 TraceCheckUtils]: 30: Hoare triple {2523#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2523#true} is VALID [2022-04-14 21:12:22,400 INFO L290 TraceCheckUtils]: 31: Hoare triple {2523#true} [108] L11-->L11-2: Formula: (not (= 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[] {2523#true} is VALID [2022-04-14 21:12:22,400 INFO L290 TraceCheckUtils]: 32: Hoare triple {2523#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2523#true} is VALID [2022-04-14 21:12:22,402 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {2523#true} {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} [126] __VERIFIER_assertEXIT-->L37: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:22,402 INFO L290 TraceCheckUtils]: 34: Hoare triple {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} [117] L37-->L42: Formula: (not (= v_main_~a~0_9 v_main_~b~0_11)) InVars {main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_9} OutVars{main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_9} AuxVars[] AssignedVars[] {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:22,403 INFO L290 TraceCheckUtils]: 35: Hoare triple {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} [119] L42-->L42-2: Formula: (and (< v_main_~b~0_1 v_main_~a~0_2) (= v_main_~r~0_1 (+ v_main_~r~0_2 (* (- 1) v_main_~s~0_1))) (= v_main_~a~0_1 (+ v_main_~a~0_2 (* (- 1) v_main_~b~0_1))) (= v_main_~p~0_1 (+ (* (- 1) v_main_~q~0_1) v_main_~p~0_2))) InVars {main_~q~0=v_main_~q~0_1, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~p~0, main_~r~0, main_~a~0] {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:22,403 INFO L290 TraceCheckUtils]: 36: Hoare triple {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:22,403 INFO L290 TraceCheckUtils]: 37: Hoare triple {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} [102] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 2) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:22,404 INFO L272 TraceCheckUtils]: 38: Hoare triple {2576#(and (= main_~s~0 1) (= main_~q~0 0) (= main_~p~0 1))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {2643#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-14 21:12:22,405 INFO L290 TraceCheckUtils]: 39: Hoare triple {2643#(<= 1 |__VERIFIER_assert_#in~cond|)} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2647#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-14 21:12:22,405 INFO L290 TraceCheckUtils]: 40: Hoare triple {2647#(<= 1 __VERIFIER_assert_~cond)} [107] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {2524#false} is VALID [2022-04-14 21:12:22,405 INFO L290 TraceCheckUtils]: 41: Hoare triple {2524#false} [111] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2524#false} is VALID [2022-04-14 21:12:22,405 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-04-14 21:12:22,405 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-14 21:12:22,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-14 21:12:22,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469897242] [2022-04-14 21:12:22,406 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-14 21:12:22,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [18420638] [2022-04-14 21:12:22,406 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [18420638] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-14 21:12:22,406 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-14 21:12:22,406 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-14 21:12:22,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89235043] [2022-04-14 21:12:22,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-14 21:12:22,406 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 42 [2022-04-14 21:12:22,407 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-14 21:12:22,407 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-04-14 21:12:22,426 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:12:22,426 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-14 21:12:22,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-14 21:12:22,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-14 21:12:22,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-14 21:12:22,427 INFO L87 Difference]: Start difference. First operand 100 states and 127 transitions. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-04-14 21:12:22,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:22,576 INFO L93 Difference]: Finished difference Result 104 states and 130 transitions. [2022-04-14 21:12:22,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-14 21:12:22,576 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 42 [2022-04-14 21:12:22,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-14 21:12:22,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-04-14 21:12:22,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 61 transitions. [2022-04-14 21:12:22,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-04-14 21:12:22,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 61 transitions. [2022-04-14 21:12:22,578 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 61 transitions. [2022-04-14 21:12:22,625 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:12:22,627 INFO L225 Difference]: With dead ends: 104 [2022-04-14 21:12:22,627 INFO L226 Difference]: Without dead ends: 103 [2022-04-14 21:12:22,627 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 37 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-14 21:12:22,627 INFO L913 BasicCegarLoop]: 39 mSDtfsCounter, 7 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-14 21:12:22,628 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 132 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-14 21:12:22,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2022-04-14 21:12:22,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2022-04-14 21:12:22,632 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-14 21:12:22,632 INFO L82 GeneralOperation]: Start isEquivalent. First operand 103 states. Second operand has 103 states, 60 states have (on average 1.2) internal successors, (72), 66 states have internal predecessors, (72), 30 states have call successors, (30), 14 states have call predecessors, (30), 12 states have return successors, (26), 22 states have call predecessors, (26), 26 states have call successors, (26) [2022-04-14 21:12:22,632 INFO L74 IsIncluded]: Start isIncluded. First operand 103 states. Second operand has 103 states, 60 states have (on average 1.2) internal successors, (72), 66 states have internal predecessors, (72), 30 states have call successors, (30), 14 states have call predecessors, (30), 12 states have return successors, (26), 22 states have call predecessors, (26), 26 states have call successors, (26) [2022-04-14 21:12:22,632 INFO L87 Difference]: Start difference. First operand 103 states. Second operand has 103 states, 60 states have (on average 1.2) internal successors, (72), 66 states have internal predecessors, (72), 30 states have call successors, (30), 14 states have call predecessors, (30), 12 states have return successors, (26), 22 states have call predecessors, (26), 26 states have call successors, (26) [2022-04-14 21:12:22,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:22,635 INFO L93 Difference]: Finished difference Result 103 states and 128 transitions. [2022-04-14 21:12:22,635 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 128 transitions. [2022-04-14 21:12:22,635 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:12:22,635 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:12:22,636 INFO L74 IsIncluded]: Start isIncluded. First operand has 103 states, 60 states have (on average 1.2) internal successors, (72), 66 states have internal predecessors, (72), 30 states have call successors, (30), 14 states have call predecessors, (30), 12 states have return successors, (26), 22 states have call predecessors, (26), 26 states have call successors, (26) Second operand 103 states. [2022-04-14 21:12:22,636 INFO L87 Difference]: Start difference. First operand has 103 states, 60 states have (on average 1.2) internal successors, (72), 66 states have internal predecessors, (72), 30 states have call successors, (30), 14 states have call predecessors, (30), 12 states have return successors, (26), 22 states have call predecessors, (26), 26 states have call successors, (26) Second operand 103 states. [2022-04-14 21:12:22,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:22,638 INFO L93 Difference]: Finished difference Result 103 states and 128 transitions. [2022-04-14 21:12:22,638 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 128 transitions. [2022-04-14 21:12:22,639 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:12:22,639 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:12:22,639 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-14 21:12:22,639 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-14 21:12:22,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 60 states have (on average 1.2) internal successors, (72), 66 states have internal predecessors, (72), 30 states have call successors, (30), 14 states have call predecessors, (30), 12 states have return successors, (26), 22 states have call predecessors, (26), 26 states have call successors, (26) [2022-04-14 21:12:22,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 128 transitions. [2022-04-14 21:12:22,641 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 128 transitions. Word has length 42 [2022-04-14 21:12:22,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-14 21:12:22,642 INFO L478 AbstractCegarLoop]: Abstraction has 103 states and 128 transitions. [2022-04-14 21:12:22,642 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-04-14 21:12:22,642 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 128 transitions. [2022-04-14 21:12:22,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-04-14 21:12:22,642 INFO L491 BasicCegarLoop]: Found error trace [2022-04-14 21:12:22,642 INFO L499 BasicCegarLoop]: trace histogram [5, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-14 21:12:22,661 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-04-14 21:12:22,859 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 21:12:22,859 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-14 21:12:22,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-14 21:12:22,860 INFO L85 PathProgramCache]: Analyzing trace with hash -1527150038, now seen corresponding path program 1 times [2022-04-14 21:12:22,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-14 21:12:22,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650685041] [2022-04-14 21:12:22,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:12:22,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-14 21:12:22,870 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-14 21:12:22,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [635229139] [2022-04-14 21:12:22,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:12:22,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 21:12:22,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-14 21:12:22,878 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) [2022-04-14 21:12:22,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-04-14 21:12:22,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:12:22,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 10 conjunts are in the unsatisfiable core [2022-04-14 21:12:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:12:22,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-14 21:12:23,075 INFO L272 TraceCheckUtils]: 0: Hoare triple {3068#true} [85] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:23,076 INFO L290 TraceCheckUtils]: 1: Hoare triple {3068#true} [87] 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| 3) 12) (= (select |v_#length_1| 2) 10) (= (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] {3068#true} is VALID [2022-04-14 21:12:23,076 INFO L290 TraceCheckUtils]: 2: Hoare triple {3068#true} [90] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:23,076 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3068#true} {3068#true} [121] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:23,076 INFO L272 TraceCheckUtils]: 4: Hoare triple {3068#true} [86] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:23,076 INFO L290 TraceCheckUtils]: 5: Hoare triple {3068#true} [89] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_4, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_5, main_~p~0=v_main_~p~0_4, main_~r~0=v_main_~r~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {3068#true} is VALID [2022-04-14 21:12:23,076 INFO L272 TraceCheckUtils]: 6: Hoare triple {3068#true} [91] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {3068#true} is VALID [2022-04-14 21:12:23,076 INFO L290 TraceCheckUtils]: 7: Hoare triple {3068#true} [93] assume_abort_if_notENTRY-->L8: 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] {3068#true} is VALID [2022-04-14 21:12:23,076 INFO L290 TraceCheckUtils]: 8: Hoare triple {3068#true} [96] L8-->L8-2: 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[] {3068#true} is VALID [2022-04-14 21:12:23,076 INFO L290 TraceCheckUtils]: 9: Hoare triple {3068#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:23,076 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {3068#true} {3068#true} [122] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {3068#true} is VALID [2022-04-14 21:12:23,076 INFO L272 TraceCheckUtils]: 11: Hoare triple {3068#true} [92] L24-1-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {3068#true} is VALID [2022-04-14 21:12:23,076 INFO L290 TraceCheckUtils]: 12: Hoare triple {3068#true} [93] assume_abort_if_notENTRY-->L8: 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] {3068#true} is VALID [2022-04-14 21:12:23,076 INFO L290 TraceCheckUtils]: 13: Hoare triple {3068#true} [96] L8-->L8-2: 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[] {3068#true} is VALID [2022-04-14 21:12:23,077 INFO L290 TraceCheckUtils]: 14: Hoare triple {3068#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:23,077 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {3068#true} {3068#true} [123] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {3068#true} is VALID [2022-04-14 21:12:23,077 INFO L290 TraceCheckUtils]: 16: Hoare triple {3068#true} [94] L25-->L42-2: Formula: (and (= v_main_~r~0_7 0) (= v_main_~q~0_7 0) (= v_main_~s~0_7 1) (= v_main_~p~0_7 1) (= v_main_~b~0_8 v_main_~y~0_7) (= v_main_~a~0_6 v_main_~x~0_7)) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7} OutVars{main_~q~0=v_main_~q~0_7, main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7, main_~b~0=v_main_~b~0_8, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~s~0=v_main_~s~0_7, main_~a~0=v_main_~a~0_6} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {3068#true} is VALID [2022-04-14 21:12:23,077 INFO L290 TraceCheckUtils]: 17: Hoare triple {3068#true} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {3068#true} is VALID [2022-04-14 21:12:23,077 INFO L290 TraceCheckUtils]: 18: Hoare triple {3068#true} [102] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 2) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {3068#true} is VALID [2022-04-14 21:12:23,077 INFO L272 TraceCheckUtils]: 19: Hoare triple {3068#true} [105] L35-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {3068#true} is VALID [2022-04-14 21:12:23,077 INFO L290 TraceCheckUtils]: 20: Hoare triple {3068#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3068#true} is VALID [2022-04-14 21:12:23,077 INFO L290 TraceCheckUtils]: 21: Hoare triple {3068#true} [108] L11-->L11-2: Formula: (not (= 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[] {3068#true} is VALID [2022-04-14 21:12:23,077 INFO L290 TraceCheckUtils]: 22: Hoare triple {3068#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:23,077 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {3068#true} {3068#true} [124] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {3068#true} is VALID [2022-04-14 21:12:23,077 INFO L272 TraceCheckUtils]: 24: Hoare triple {3068#true} [109] L35-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {3068#true} is VALID [2022-04-14 21:12:23,078 INFO L290 TraceCheckUtils]: 25: Hoare triple {3068#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3148#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-14 21:12:23,078 INFO L290 TraceCheckUtils]: 26: Hoare triple {3148#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} [108] L11-->L11-2: Formula: (not (= 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[] {3152#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-14 21:12:23,078 INFO L290 TraceCheckUtils]: 27: Hoare triple {3152#(not (= |__VERIFIER_assert_#in~cond| 0))} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3152#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-14 21:12:23,079 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {3152#(not (= |__VERIFIER_assert_#in~cond| 0))} {3068#true} [125] __VERIFIER_assertEXIT-->L36: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {3159#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-14 21:12:23,079 INFO L272 TraceCheckUtils]: 29: Hoare triple {3159#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [114] L36-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {3068#true} is VALID [2022-04-14 21:12:23,080 INFO L290 TraceCheckUtils]: 30: Hoare triple {3068#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3068#true} is VALID [2022-04-14 21:12:23,080 INFO L290 TraceCheckUtils]: 31: Hoare triple {3068#true} [108] L11-->L11-2: Formula: (not (= 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[] {3068#true} is VALID [2022-04-14 21:12:23,080 INFO L290 TraceCheckUtils]: 32: Hoare triple {3068#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:23,081 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {3068#true} {3159#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [126] __VERIFIER_assertEXIT-->L37: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {3159#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-14 21:12:23,081 INFO L290 TraceCheckUtils]: 34: Hoare triple {3159#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [116] L37-->L34-3: Formula: (= v_main_~a~0_8 v_main_~b~0_10) InVars {main_~b~0=v_main_~b~0_10, main_~a~0=v_main_~a~0_8} OutVars{main_~b~0=v_main_~b~0_10, main_~a~0=v_main_~a~0_8} AuxVars[] AssignedVars[] {3178#(= main_~b~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-14 21:12:23,081 INFO L272 TraceCheckUtils]: 35: Hoare triple {3178#(= main_~b~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [100] L34-3-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_4| (ite (= (+ (* (- 1) v_main_~b~0_13) v_main_~a~0_11) 0) 1 0)) InVars {main_~b~0=v_main_~b~0_13, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~b~0, main_~a~0] {3068#true} is VALID [2022-04-14 21:12:23,081 INFO L290 TraceCheckUtils]: 36: Hoare triple {3068#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3068#true} is VALID [2022-04-14 21:12:23,081 INFO L290 TraceCheckUtils]: 37: Hoare triple {3068#true} [108] L11-->L11-2: Formula: (not (= 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[] {3068#true} is VALID [2022-04-14 21:12:23,081 INFO L290 TraceCheckUtils]: 38: Hoare triple {3068#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:23,082 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {3068#true} {3178#(= main_~b~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [127] __VERIFIER_assertEXIT-->L53: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_4| (ite (= (+ (* (- 1) v_main_~b~0_13) v_main_~a~0_11) 0) 1 0)) InVars {main_~b~0=v_main_~b~0_13, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~b~0, main_~a~0] {3178#(= main_~b~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-14 21:12:23,083 INFO L272 TraceCheckUtils]: 40: Hoare triple {3178#(= main_~b~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [103] L53-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_5| (ite (= (+ (* (- 1) v_main_~b~0_14) (* v_main_~r~0_12 v_main_~y~0_13) (* v_main_~p~0_12 v_main_~x~0_13)) 0) 1 0)) InVars {main_~y~0=v_main_~y~0_13, main_~x~0=v_main_~x~0_13, main_~b~0=v_main_~b~0_14, main_~p~0=v_main_~p~0_12, main_~r~0=v_main_~r~0_12} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0] {3197#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-14 21:12:23,087 INFO L290 TraceCheckUtils]: 41: Hoare triple {3197#(<= 1 |__VERIFIER_assert_#in~cond|)} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3201#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-14 21:12:23,088 INFO L290 TraceCheckUtils]: 42: Hoare triple {3201#(<= 1 __VERIFIER_assert_~cond)} [107] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {3069#false} is VALID [2022-04-14 21:12:23,088 INFO L290 TraceCheckUtils]: 43: Hoare triple {3069#false} [111] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3069#false} is VALID [2022-04-14 21:12:23,088 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-04-14 21:12:23,088 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-14 21:12:40,957 INFO L290 TraceCheckUtils]: 43: Hoare triple {3069#false} [111] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3069#false} is VALID [2022-04-14 21:12:40,958 INFO L290 TraceCheckUtils]: 42: Hoare triple {3201#(<= 1 __VERIFIER_assert_~cond)} [107] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {3069#false} is VALID [2022-04-14 21:12:40,958 INFO L290 TraceCheckUtils]: 41: Hoare triple {3197#(<= 1 |__VERIFIER_assert_#in~cond|)} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3201#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-14 21:12:40,959 INFO L272 TraceCheckUtils]: 40: Hoare triple {3178#(= main_~b~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [103] L53-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_5| (ite (= (+ (* (- 1) v_main_~b~0_14) (* v_main_~r~0_12 v_main_~y~0_13) (* v_main_~p~0_12 v_main_~x~0_13)) 0) 1 0)) InVars {main_~y~0=v_main_~y~0_13, main_~x~0=v_main_~x~0_13, main_~b~0=v_main_~b~0_14, main_~p~0=v_main_~p~0_12, main_~r~0=v_main_~r~0_12} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0] {3197#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-14 21:12:40,960 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {3068#true} {3178#(= main_~b~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [127] __VERIFIER_assertEXIT-->L53: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_4| (ite (= (+ (* (- 1) v_main_~b~0_13) v_main_~a~0_11) 0) 1 0)) InVars {main_~b~0=v_main_~b~0_13, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~b~0, main_~a~0] {3178#(= main_~b~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-14 21:12:40,960 INFO L290 TraceCheckUtils]: 38: Hoare triple {3068#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:40,960 INFO L290 TraceCheckUtils]: 37: Hoare triple {3068#true} [108] L11-->L11-2: Formula: (not (= 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[] {3068#true} is VALID [2022-04-14 21:12:40,960 INFO L290 TraceCheckUtils]: 36: Hoare triple {3068#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3068#true} is VALID [2022-04-14 21:12:40,960 INFO L272 TraceCheckUtils]: 35: Hoare triple {3178#(= main_~b~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [100] L34-3-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_4| (ite (= (+ (* (- 1) v_main_~b~0_13) v_main_~a~0_11) 0) 1 0)) InVars {main_~b~0=v_main_~b~0_13, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~b~0, main_~a~0] {3068#true} is VALID [2022-04-14 21:12:40,961 INFO L290 TraceCheckUtils]: 34: Hoare triple {3159#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [116] L37-->L34-3: Formula: (= v_main_~a~0_8 v_main_~b~0_10) InVars {main_~b~0=v_main_~b~0_10, main_~a~0=v_main_~a~0_8} OutVars{main_~b~0=v_main_~b~0_10, main_~a~0=v_main_~a~0_8} AuxVars[] AssignedVars[] {3178#(= main_~b~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-14 21:12:40,961 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {3068#true} {3159#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [126] __VERIFIER_assertEXIT-->L37: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {3159#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-14 21:12:40,962 INFO L290 TraceCheckUtils]: 32: Hoare triple {3068#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:40,962 INFO L290 TraceCheckUtils]: 31: Hoare triple {3068#true} [108] L11-->L11-2: Formula: (not (= 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[] {3068#true} is VALID [2022-04-14 21:12:40,962 INFO L290 TraceCheckUtils]: 30: Hoare triple {3068#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3068#true} is VALID [2022-04-14 21:12:40,962 INFO L272 TraceCheckUtils]: 29: Hoare triple {3159#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [114] L36-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {3068#true} is VALID [2022-04-14 21:12:40,963 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {3152#(not (= |__VERIFIER_assert_#in~cond| 0))} {3068#true} [125] __VERIFIER_assertEXIT-->L36: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {3159#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-14 21:12:40,963 INFO L290 TraceCheckUtils]: 27: Hoare triple {3152#(not (= |__VERIFIER_assert_#in~cond| 0))} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3152#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-14 21:12:40,963 INFO L290 TraceCheckUtils]: 26: Hoare triple {3262#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} [108] L11-->L11-2: Formula: (not (= 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[] {3152#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-14 21:12:40,964 INFO L290 TraceCheckUtils]: 25: Hoare triple {3068#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3262#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-14 21:12:40,964 INFO L272 TraceCheckUtils]: 24: Hoare triple {3068#true} [109] L35-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {3068#true} is VALID [2022-04-14 21:12:40,964 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {3068#true} {3068#true} [124] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {3068#true} is VALID [2022-04-14 21:12:40,964 INFO L290 TraceCheckUtils]: 22: Hoare triple {3068#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:40,964 INFO L290 TraceCheckUtils]: 21: Hoare triple {3068#true} [108] L11-->L11-2: Formula: (not (= 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[] {3068#true} is VALID [2022-04-14 21:12:40,964 INFO L290 TraceCheckUtils]: 20: Hoare triple {3068#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3068#true} is VALID [2022-04-14 21:12:40,964 INFO L272 TraceCheckUtils]: 19: Hoare triple {3068#true} [105] L35-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {3068#true} is VALID [2022-04-14 21:12:40,964 INFO L290 TraceCheckUtils]: 18: Hoare triple {3068#true} [102] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 2) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {3068#true} is VALID [2022-04-14 21:12:40,964 INFO L290 TraceCheckUtils]: 17: Hoare triple {3068#true} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {3068#true} is VALID [2022-04-14 21:12:40,964 INFO L290 TraceCheckUtils]: 16: Hoare triple {3068#true} [94] L25-->L42-2: Formula: (and (= v_main_~r~0_7 0) (= v_main_~q~0_7 0) (= v_main_~s~0_7 1) (= v_main_~p~0_7 1) (= v_main_~b~0_8 v_main_~y~0_7) (= v_main_~a~0_6 v_main_~x~0_7)) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7} OutVars{main_~q~0=v_main_~q~0_7, main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7, main_~b~0=v_main_~b~0_8, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~s~0=v_main_~s~0_7, main_~a~0=v_main_~a~0_6} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {3068#true} is VALID [2022-04-14 21:12:40,964 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {3068#true} {3068#true} [123] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {3068#true} is VALID [2022-04-14 21:12:40,964 INFO L290 TraceCheckUtils]: 14: Hoare triple {3068#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:40,964 INFO L290 TraceCheckUtils]: 13: Hoare triple {3068#true} [96] L8-->L8-2: 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[] {3068#true} is VALID [2022-04-14 21:12:40,964 INFO L290 TraceCheckUtils]: 12: Hoare triple {3068#true} [93] assume_abort_if_notENTRY-->L8: 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] {3068#true} is VALID [2022-04-14 21:12:40,965 INFO L272 TraceCheckUtils]: 11: Hoare triple {3068#true} [92] L24-1-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {3068#true} is VALID [2022-04-14 21:12:40,965 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {3068#true} {3068#true} [122] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {3068#true} is VALID [2022-04-14 21:12:40,965 INFO L290 TraceCheckUtils]: 9: Hoare triple {3068#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:40,965 INFO L290 TraceCheckUtils]: 8: Hoare triple {3068#true} [96] L8-->L8-2: 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[] {3068#true} is VALID [2022-04-14 21:12:40,965 INFO L290 TraceCheckUtils]: 7: Hoare triple {3068#true} [93] assume_abort_if_notENTRY-->L8: 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] {3068#true} is VALID [2022-04-14 21:12:40,965 INFO L272 TraceCheckUtils]: 6: Hoare triple {3068#true} [91] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {3068#true} is VALID [2022-04-14 21:12:40,965 INFO L290 TraceCheckUtils]: 5: Hoare triple {3068#true} [89] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_4, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_5, main_~p~0=v_main_~p~0_4, main_~r~0=v_main_~r~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {3068#true} is VALID [2022-04-14 21:12:40,965 INFO L272 TraceCheckUtils]: 4: Hoare triple {3068#true} [86] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:40,965 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3068#true} {3068#true} [121] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:40,965 INFO L290 TraceCheckUtils]: 2: Hoare triple {3068#true} [90] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:40,965 INFO L290 TraceCheckUtils]: 1: Hoare triple {3068#true} [87] 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| 3) 12) (= (select |v_#length_1| 2) 10) (= (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] {3068#true} is VALID [2022-04-14 21:12:40,965 INFO L272 TraceCheckUtils]: 0: Hoare triple {3068#true} [85] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3068#true} is VALID [2022-04-14 21:12:40,965 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-04-14 21:12:40,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-14 21:12:40,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650685041] [2022-04-14 21:12:40,966 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-14 21:12:40,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [635229139] [2022-04-14 21:12:40,966 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [635229139] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-14 21:12:40,966 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-14 21:12:40,966 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2022-04-14 21:12:40,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611502184] [2022-04-14 21:12:40,966 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-14 21:12:40,967 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.625) internal successors, (21), 7 states have internal predecessors, (21), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 44 [2022-04-14 21:12:40,967 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-14 21:12:40,967 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 9 states, 8 states have (on average 2.625) internal successors, (21), 7 states have internal predecessors, (21), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2022-04-14 21:12:40,995 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:12:40,996 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-04-14 21:12:40,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-14 21:12:40,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-04-14 21:12:40,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-04-14 21:12:40,997 INFO L87 Difference]: Start difference. First operand 103 states and 128 transitions. Second operand has 9 states, 8 states have (on average 2.625) internal successors, (21), 7 states have internal predecessors, (21), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2022-04-14 21:12:41,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:41,377 INFO L93 Difference]: Finished difference Result 116 states and 145 transitions. [2022-04-14 21:12:41,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-14 21:12:41,377 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.625) internal successors, (21), 7 states have internal predecessors, (21), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 44 [2022-04-14 21:12:41,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-14 21:12:41,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 2.625) internal successors, (21), 7 states have internal predecessors, (21), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2022-04-14 21:12:41,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 59 transitions. [2022-04-14 21:12:41,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 2.625) internal successors, (21), 7 states have internal predecessors, (21), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2022-04-14 21:12:41,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 59 transitions. [2022-04-14 21:12:41,380 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 9 states and 59 transitions. [2022-04-14 21:12:41,438 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:12:41,440 INFO L225 Difference]: With dead ends: 116 [2022-04-14 21:12:41,440 INFO L226 Difference]: Without dead ends: 106 [2022-04-14 21:12:41,440 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 79 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2022-04-14 21:12:41,441 INFO L913 BasicCegarLoop]: 29 mSDtfsCounter, 20 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-14 21:12:41,441 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [23 Valid, 104 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-14 21:12:41,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2022-04-14 21:12:41,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 104. [2022-04-14 21:12:41,445 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-14 21:12:41,445 INFO L82 GeneralOperation]: Start isEquivalent. First operand 106 states. Second operand has 104 states, 60 states have (on average 1.1833333333333333) internal successors, (71), 67 states have internal predecessors, (71), 31 states have call successors, (31), 13 states have call predecessors, (31), 12 states have return successors, (28), 23 states have call predecessors, (28), 28 states have call successors, (28) [2022-04-14 21:12:41,445 INFO L74 IsIncluded]: Start isIncluded. First operand 106 states. Second operand has 104 states, 60 states have (on average 1.1833333333333333) internal successors, (71), 67 states have internal predecessors, (71), 31 states have call successors, (31), 13 states have call predecessors, (31), 12 states have return successors, (28), 23 states have call predecessors, (28), 28 states have call successors, (28) [2022-04-14 21:12:41,445 INFO L87 Difference]: Start difference. First operand 106 states. Second operand has 104 states, 60 states have (on average 1.1833333333333333) internal successors, (71), 67 states have internal predecessors, (71), 31 states have call successors, (31), 13 states have call predecessors, (31), 12 states have return successors, (28), 23 states have call predecessors, (28), 28 states have call successors, (28) [2022-04-14 21:12:41,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:41,448 INFO L93 Difference]: Finished difference Result 106 states and 133 transitions. [2022-04-14 21:12:41,448 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 133 transitions. [2022-04-14 21:12:41,449 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:12:41,449 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:12:41,449 INFO L74 IsIncluded]: Start isIncluded. First operand has 104 states, 60 states have (on average 1.1833333333333333) internal successors, (71), 67 states have internal predecessors, (71), 31 states have call successors, (31), 13 states have call predecessors, (31), 12 states have return successors, (28), 23 states have call predecessors, (28), 28 states have call successors, (28) Second operand 106 states. [2022-04-14 21:12:41,449 INFO L87 Difference]: Start difference. First operand has 104 states, 60 states have (on average 1.1833333333333333) internal successors, (71), 67 states have internal predecessors, (71), 31 states have call successors, (31), 13 states have call predecessors, (31), 12 states have return successors, (28), 23 states have call predecessors, (28), 28 states have call successors, (28) Second operand 106 states. [2022-04-14 21:12:41,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:41,452 INFO L93 Difference]: Finished difference Result 106 states and 133 transitions. [2022-04-14 21:12:41,452 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 133 transitions. [2022-04-14 21:12:41,453 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:12:41,453 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:12:41,453 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-14 21:12:41,453 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-14 21:12:41,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 60 states have (on average 1.1833333333333333) internal successors, (71), 67 states have internal predecessors, (71), 31 states have call successors, (31), 13 states have call predecessors, (31), 12 states have return successors, (28), 23 states have call predecessors, (28), 28 states have call successors, (28) [2022-04-14 21:12:41,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 130 transitions. [2022-04-14 21:12:41,455 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 130 transitions. Word has length 44 [2022-04-14 21:12:41,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-14 21:12:41,456 INFO L478 AbstractCegarLoop]: Abstraction has 104 states and 130 transitions. [2022-04-14 21:12:41,456 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.625) internal successors, (21), 7 states have internal predecessors, (21), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2022-04-14 21:12:41,456 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 130 transitions. [2022-04-14 21:12:41,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-04-14 21:12:41,456 INFO L491 BasicCegarLoop]: Found error trace [2022-04-14 21:12:41,456 INFO L499 BasicCegarLoop]: trace histogram [5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-14 21:12:41,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-04-14 21:12:41,671 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 21:12:41,672 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-14 21:12:41,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-14 21:12:41,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1237367986, now seen corresponding path program 2 times [2022-04-14 21:12:41,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-14 21:12:41,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86484895] [2022-04-14 21:12:41,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:12:41,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-14 21:12:41,680 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-14 21:12:41,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [203587324] [2022-04-14 21:12:41,681 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-14 21:12:41,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 21:12:41,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-14 21:12:41,682 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) [2022-04-14 21:12:41,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-04-14 21:12:41,719 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-14 21:12:41,719 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-14 21:12:41,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 25 conjunts are in the unsatisfiable core [2022-04-14 21:12:41,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-14 21:12:41,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-14 21:12:42,002 INFO L272 TraceCheckUtils]: 0: Hoare triple {3778#true} [85] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,002 INFO L290 TraceCheckUtils]: 1: Hoare triple {3778#true} [87] 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| 3) 12) (= (select |v_#length_1| 2) 10) (= (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] {3778#true} is VALID [2022-04-14 21:12:42,002 INFO L290 TraceCheckUtils]: 2: Hoare triple {3778#true} [90] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,002 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3778#true} {3778#true} [121] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,003 INFO L272 TraceCheckUtils]: 4: Hoare triple {3778#true} [86] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,003 INFO L290 TraceCheckUtils]: 5: Hoare triple {3778#true} [89] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_4, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_5, main_~p~0=v_main_~p~0_4, main_~r~0=v_main_~r~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {3778#true} is VALID [2022-04-14 21:12:42,003 INFO L272 TraceCheckUtils]: 6: Hoare triple {3778#true} [91] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {3778#true} is VALID [2022-04-14 21:12:42,003 INFO L290 TraceCheckUtils]: 7: Hoare triple {3778#true} [93] assume_abort_if_notENTRY-->L8: 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] {3778#true} is VALID [2022-04-14 21:12:42,003 INFO L290 TraceCheckUtils]: 8: Hoare triple {3778#true} [96] L8-->L8-2: 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[] {3778#true} is VALID [2022-04-14 21:12:42,003 INFO L290 TraceCheckUtils]: 9: Hoare triple {3778#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,003 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {3778#true} {3778#true} [122] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {3778#true} is VALID [2022-04-14 21:12:42,003 INFO L272 TraceCheckUtils]: 11: Hoare triple {3778#true} [92] L24-1-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {3778#true} is VALID [2022-04-14 21:12:42,003 INFO L290 TraceCheckUtils]: 12: Hoare triple {3778#true} [93] assume_abort_if_notENTRY-->L8: 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] {3778#true} is VALID [2022-04-14 21:12:42,003 INFO L290 TraceCheckUtils]: 13: Hoare triple {3778#true} [96] L8-->L8-2: 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[] {3778#true} is VALID [2022-04-14 21:12:42,003 INFO L290 TraceCheckUtils]: 14: Hoare triple {3778#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,003 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {3778#true} {3778#true} [123] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {3778#true} is VALID [2022-04-14 21:12:42,004 INFO L290 TraceCheckUtils]: 16: Hoare triple {3778#true} [94] L25-->L42-2: Formula: (and (= v_main_~r~0_7 0) (= v_main_~q~0_7 0) (= v_main_~s~0_7 1) (= v_main_~p~0_7 1) (= v_main_~b~0_8 v_main_~y~0_7) (= v_main_~a~0_6 v_main_~x~0_7)) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7} OutVars{main_~q~0=v_main_~q~0_7, main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7, main_~b~0=v_main_~b~0_8, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~s~0=v_main_~s~0_7, main_~a~0=v_main_~a~0_6} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:42,004 INFO L290 TraceCheckUtils]: 17: Hoare triple {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:42,005 INFO L290 TraceCheckUtils]: 18: Hoare triple {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [102] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 2) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:42,005 INFO L272 TraceCheckUtils]: 19: Hoare triple {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {3778#true} is VALID [2022-04-14 21:12:42,005 INFO L290 TraceCheckUtils]: 20: Hoare triple {3778#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3778#true} is VALID [2022-04-14 21:12:42,005 INFO L290 TraceCheckUtils]: 21: Hoare triple {3778#true} [108] L11-->L11-2: Formula: (not (= 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[] {3778#true} is VALID [2022-04-14 21:12:42,005 INFO L290 TraceCheckUtils]: 22: Hoare triple {3778#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,006 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {3778#true} {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [124] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:42,006 INFO L272 TraceCheckUtils]: 24: Hoare triple {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [109] L35-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {3778#true} is VALID [2022-04-14 21:12:42,006 INFO L290 TraceCheckUtils]: 25: Hoare triple {3778#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3778#true} is VALID [2022-04-14 21:12:42,006 INFO L290 TraceCheckUtils]: 26: Hoare triple {3778#true} [108] L11-->L11-2: Formula: (not (= 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[] {3778#true} is VALID [2022-04-14 21:12:42,006 INFO L290 TraceCheckUtils]: 27: Hoare triple {3778#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,007 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {3778#true} {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [125] __VERIFIER_assertEXIT-->L36: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:42,007 INFO L272 TraceCheckUtils]: 29: Hoare triple {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [114] L36-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {3778#true} is VALID [2022-04-14 21:12:42,007 INFO L290 TraceCheckUtils]: 30: Hoare triple {3778#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3778#true} is VALID [2022-04-14 21:12:42,007 INFO L290 TraceCheckUtils]: 31: Hoare triple {3778#true} [108] L11-->L11-2: Formula: (not (= 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[] {3778#true} is VALID [2022-04-14 21:12:42,007 INFO L290 TraceCheckUtils]: 32: Hoare triple {3778#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,008 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {3778#true} {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [126] __VERIFIER_assertEXIT-->L37: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:42,008 INFO L290 TraceCheckUtils]: 34: Hoare triple {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [117] L37-->L42: Formula: (not (= v_main_~a~0_9 v_main_~b~0_11)) InVars {main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_9} OutVars{main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_9} AuxVars[] AssignedVars[] {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-14 21:12:42,009 INFO L290 TraceCheckUtils]: 35: Hoare triple {3831#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} [119] L42-->L42-2: Formula: (and (< v_main_~b~0_1 v_main_~a~0_2) (= v_main_~r~0_1 (+ v_main_~r~0_2 (* (- 1) v_main_~s~0_1))) (= v_main_~a~0_1 (+ v_main_~a~0_2 (* (- 1) v_main_~b~0_1))) (= v_main_~p~0_1 (+ (* (- 1) v_main_~q~0_1) v_main_~p~0_2))) InVars {main_~q~0=v_main_~q~0_1, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~p~0, main_~r~0, main_~a~0] {3889#(and (= (+ (* (- 1) main_~p~0) 1) 0) (= main_~y~0 (+ (* (- 1) main_~a~0) main_~x~0)) (= (- 1) main_~r~0))} is VALID [2022-04-14 21:12:42,009 INFO L290 TraceCheckUtils]: 36: Hoare triple {3889#(and (= (+ (* (- 1) main_~p~0) 1) 0) (= main_~y~0 (+ (* (- 1) main_~a~0) main_~x~0)) (= (- 1) main_~r~0))} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {3889#(and (= (+ (* (- 1) main_~p~0) 1) 0) (= main_~y~0 (+ (* (- 1) main_~a~0) main_~x~0)) (= (- 1) main_~r~0))} is VALID [2022-04-14 21:12:42,010 INFO L290 TraceCheckUtils]: 37: Hoare triple {3889#(and (= (+ (* (- 1) main_~p~0) 1) 0) (= main_~y~0 (+ (* (- 1) main_~a~0) main_~x~0)) (= (- 1) main_~r~0))} [102] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 2) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {3889#(and (= (+ (* (- 1) main_~p~0) 1) 0) (= main_~y~0 (+ (* (- 1) main_~a~0) main_~x~0)) (= (- 1) main_~r~0))} is VALID [2022-04-14 21:12:42,010 INFO L272 TraceCheckUtils]: 38: Hoare triple {3889#(and (= (+ (* (- 1) main_~p~0) 1) 0) (= main_~y~0 (+ (* (- 1) main_~a~0) main_~x~0)) (= (- 1) main_~r~0))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {3778#true} is VALID [2022-04-14 21:12:42,010 INFO L290 TraceCheckUtils]: 39: Hoare triple {3778#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3778#true} is VALID [2022-04-14 21:12:42,010 INFO L290 TraceCheckUtils]: 40: Hoare triple {3778#true} [108] L11-->L11-2: Formula: (not (= 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[] {3778#true} is VALID [2022-04-14 21:12:42,010 INFO L290 TraceCheckUtils]: 41: Hoare triple {3778#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,011 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {3778#true} {3889#(and (= (+ (* (- 1) main_~p~0) 1) 0) (= main_~y~0 (+ (* (- 1) main_~a~0) main_~x~0)) (= (- 1) main_~r~0))} [124] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {3889#(and (= (+ (* (- 1) main_~p~0) 1) 0) (= main_~y~0 (+ (* (- 1) main_~a~0) main_~x~0)) (= (- 1) main_~r~0))} is VALID [2022-04-14 21:12:42,011 INFO L272 TraceCheckUtils]: 43: Hoare triple {3889#(and (= (+ (* (- 1) main_~p~0) 1) 0) (= main_~y~0 (+ (* (- 1) main_~a~0) main_~x~0)) (= (- 1) main_~r~0))} [109] L35-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {3914#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-14 21:12:42,012 INFO L290 TraceCheckUtils]: 44: Hoare triple {3914#(<= 1 |__VERIFIER_assert_#in~cond|)} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3918#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-14 21:12:42,012 INFO L290 TraceCheckUtils]: 45: Hoare triple {3918#(<= 1 __VERIFIER_assert_~cond)} [107] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {3779#false} is VALID [2022-04-14 21:12:42,012 INFO L290 TraceCheckUtils]: 46: Hoare triple {3779#false} [111] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3779#false} is VALID [2022-04-14 21:12:42,012 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-04-14 21:12:42,012 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-14 21:12:42,214 INFO L290 TraceCheckUtils]: 46: Hoare triple {3779#false} [111] L12-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3779#false} is VALID [2022-04-14 21:12:42,215 INFO L290 TraceCheckUtils]: 45: Hoare triple {3918#(<= 1 __VERIFIER_assert_~cond)} [107] L11-->L12: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {3779#false} is VALID [2022-04-14 21:12:42,215 INFO L290 TraceCheckUtils]: 44: Hoare triple {3914#(<= 1 |__VERIFIER_assert_#in~cond|)} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3918#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-14 21:12:42,216 INFO L272 TraceCheckUtils]: 43: Hoare triple {3934#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [109] L35-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {3914#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-14 21:12:42,217 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {3778#true} {3934#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [124] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {3934#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-14 21:12:42,217 INFO L290 TraceCheckUtils]: 41: Hoare triple {3778#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,217 INFO L290 TraceCheckUtils]: 40: Hoare triple {3778#true} [108] L11-->L11-2: Formula: (not (= 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[] {3778#true} is VALID [2022-04-14 21:12:42,217 INFO L290 TraceCheckUtils]: 39: Hoare triple {3778#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3778#true} is VALID [2022-04-14 21:12:42,217 INFO L272 TraceCheckUtils]: 38: Hoare triple {3934#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {3778#true} is VALID [2022-04-14 21:12:42,218 INFO L290 TraceCheckUtils]: 37: Hoare triple {3934#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [102] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 2) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {3934#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-14 21:12:42,218 INFO L290 TraceCheckUtils]: 36: Hoare triple {3934#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {3934#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-14 21:12:42,451 INFO L290 TraceCheckUtils]: 35: Hoare triple {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} [119] L42-->L42-2: Formula: (and (< v_main_~b~0_1 v_main_~a~0_2) (= v_main_~r~0_1 (+ v_main_~r~0_2 (* (- 1) v_main_~s~0_1))) (= v_main_~a~0_1 (+ v_main_~a~0_2 (* (- 1) v_main_~b~0_1))) (= v_main_~p~0_1 (+ (* (- 1) v_main_~q~0_1) v_main_~p~0_2))) InVars {main_~q~0=v_main_~q~0_1, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_2, main_~r~0=v_main_~r~0_2, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_2} OutVars{main_~q~0=v_main_~q~0_1, main_~b~0=v_main_~b~0_1, main_~p~0=v_main_~p~0_1, main_~r~0=v_main_~r~0_1, main_~s~0=v_main_~s~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~p~0, main_~r~0, main_~a~0] {3934#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-14 21:12:42,452 INFO L290 TraceCheckUtils]: 34: Hoare triple {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} [117] L37-->L42: Formula: (not (= v_main_~a~0_9 v_main_~b~0_11)) InVars {main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_9} OutVars{main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_9} AuxVars[] AssignedVars[] {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} is VALID [2022-04-14 21:12:42,453 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {3778#true} {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} [126] __VERIFIER_assertEXIT-->L37: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} is VALID [2022-04-14 21:12:42,453 INFO L290 TraceCheckUtils]: 32: Hoare triple {3778#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,453 INFO L290 TraceCheckUtils]: 31: Hoare triple {3778#true} [108] L11-->L11-2: Formula: (not (= 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[] {3778#true} is VALID [2022-04-14 21:12:42,453 INFO L290 TraceCheckUtils]: 30: Hoare triple {3778#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3778#true} is VALID [2022-04-14 21:12:42,453 INFO L272 TraceCheckUtils]: 29: Hoare triple {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} [114] L36-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~s~0_11 v_main_~y~0_12) (* v_main_~q~0_11 v_main_~x~0_12)) v_main_~b~0_12) 1 0) |v___VERIFIER_assert_#in~condInParam_3|) InVars {main_~q~0=v_main_~q~0_11, main_~y~0=v_main_~y~0_12, main_~x~0=v_main_~x~0_12, main_~b~0=v_main_~b~0_12, main_~s~0=v_main_~s~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~b~0, main_~s~0] {3778#true} is VALID [2022-04-14 21:12:42,454 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {3778#true} {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} [125] __VERIFIER_assertEXIT-->L36: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} is VALID [2022-04-14 21:12:42,454 INFO L290 TraceCheckUtils]: 27: Hoare triple {3778#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,454 INFO L290 TraceCheckUtils]: 26: Hoare triple {3778#true} [108] L11-->L11-2: Formula: (not (= 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[] {3778#true} is VALID [2022-04-14 21:12:42,454 INFO L290 TraceCheckUtils]: 25: Hoare triple {3778#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3778#true} is VALID [2022-04-14 21:12:42,454 INFO L272 TraceCheckUtils]: 24: Hoare triple {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} [109] L35-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_11 v_main_~x~0_11) (* v_main_~r~0_11 v_main_~y~0_11)) v_main_~a~0_10) 1 0) |v___VERIFIER_assert_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_11, main_~x~0=v_main_~x~0_11, main_~p~0=v_main_~p~0_11, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~p~0, main_~r~0, main_~a~0] {3778#true} is VALID [2022-04-14 21:12:42,460 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {3778#true} {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} [124] __VERIFIER_assertEXIT-->L35-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} is VALID [2022-04-14 21:12:42,460 INFO L290 TraceCheckUtils]: 22: Hoare triple {3778#true} [113] L11-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,460 INFO L290 TraceCheckUtils]: 21: Hoare triple {3778#true} [108] L11-->L11-2: Formula: (not (= 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[] {3778#true} is VALID [2022-04-14 21:12:42,460 INFO L290 TraceCheckUtils]: 20: Hoare triple {3778#true} [104] __VERIFIER_assertENTRY-->L11: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {3778#true} is VALID [2022-04-14 21:12:42,460 INFO L272 TraceCheckUtils]: 19: Hoare triple {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} [105] L35-->__VERIFIER_assertENTRY: Formula: (= (ite (= (+ (* v_main_~p~0_10 v_main_~s~0_10) (* (- 1) (* v_main_~q~0_10 v_main_~r~0_10))) 1) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~q~0=v_main_~q~0_10, main_~p~0=v_main_~p~0_10, main_~r~0=v_main_~r~0_10, main_~s~0=v_main_~s~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~p~0, main_~r~0, main_~s~0] {3778#true} is VALID [2022-04-14 21:12:42,464 INFO L290 TraceCheckUtils]: 18: Hoare triple {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} [102] L34-1-->L35: Formula: (< |v_main_#t~post6_5| 2) InVars {main_#t~post6=|v_main_#t~post6_5|} OutVars{} AuxVars[] AssignedVars[main_#t~post6] {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} is VALID [2022-04-14 21:12:42,464 INFO L290 TraceCheckUtils]: 17: Hoare triple {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} [98] L42-2-->L34-1: Formula: (and (= |v_main_#t~post6_1| v_~counter~0_2) (= v_~counter~0_1 (+ |v_main_#t~post6_1| 1))) InVars {~counter~0=v_~counter~0_2} OutVars{~counter~0=v_~counter~0_1, main_#t~post6=|v_main_#t~post6_1|} AuxVars[] AssignedVars[~counter~0, main_#t~post6] {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} is VALID [2022-04-14 21:12:42,465 INFO L290 TraceCheckUtils]: 16: Hoare triple {3778#true} [94] L25-->L42-2: Formula: (and (= v_main_~r~0_7 0) (= v_main_~q~0_7 0) (= v_main_~s~0_7 1) (= v_main_~p~0_7 1) (= v_main_~b~0_8 v_main_~y~0_7) (= v_main_~a~0_6 v_main_~x~0_7)) InVars {main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7} OutVars{main_~q~0=v_main_~q~0_7, main_~x~0=v_main_~x~0_7, main_~y~0=v_main_~y~0_7, main_~b~0=v_main_~b~0_8, main_~p~0=v_main_~p~0_7, main_~r~0=v_main_~r~0_7, main_~s~0=v_main_~s~0_7, main_~a~0=v_main_~a~0_6} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {3959#(= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))} is VALID [2022-04-14 21:12:42,465 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {3778#true} {3778#true} [123] assume_abort_if_notEXIT-->L25: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {3778#true} is VALID [2022-04-14 21:12:42,465 INFO L290 TraceCheckUtils]: 14: Hoare triple {3778#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,465 INFO L290 TraceCheckUtils]: 13: Hoare triple {3778#true} [96] L8-->L8-2: 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[] {3778#true} is VALID [2022-04-14 21:12:42,465 INFO L290 TraceCheckUtils]: 12: Hoare triple {3778#true} [93] assume_abort_if_notENTRY-->L8: 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] {3778#true} is VALID [2022-04-14 21:12:42,465 INFO L272 TraceCheckUtils]: 11: Hoare triple {3778#true} [92] L24-1-->assume_abort_if_notENTRY: Formula: (= (ite (<= 1 v_main_~y~0_10) 1 0) |v_assume_abort_if_not_#in~condInParam_2|) InVars {main_~y~0=v_main_~y~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {3778#true} is VALID [2022-04-14 21:12:42,465 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {3778#true} {3778#true} [122] assume_abort_if_notEXIT-->L24-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {3778#true} is VALID [2022-04-14 21:12:42,465 INFO L290 TraceCheckUtils]: 9: Hoare triple {3778#true} [99] L8-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,465 INFO L290 TraceCheckUtils]: 8: Hoare triple {3778#true} [96] L8-->L8-2: 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[] {3778#true} is VALID [2022-04-14 21:12:42,465 INFO L290 TraceCheckUtils]: 7: Hoare triple {3778#true} [93] assume_abort_if_notENTRY-->L8: 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] {3778#true} is VALID [2022-04-14 21:12:42,465 INFO L272 TraceCheckUtils]: 6: Hoare triple {3778#true} [91] L24-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (<= 1 v_main_~x~0_10) 1 0)) InVars {main_~x~0=v_main_~x~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~x~0, assume_abort_if_not_#in~cond] {3778#true} is VALID [2022-04-14 21:12:42,465 INFO L290 TraceCheckUtils]: 5: Hoare triple {3778#true} [89] mainENTRY-->L24: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_1 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|, main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_4, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_5, main_~p~0=v_main_~p~0_4, main_~r~0=v_main_~r~0_4, main_~s~0=v_main_~s~0_4, main_~a~0=v_main_~a~0_5} AuxVars[] AssignedVars[main_#t~nondet5, main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~p~0, main_~r~0, main_~s~0, main_~a~0] {3778#true} is VALID [2022-04-14 21:12:42,466 INFO L272 TraceCheckUtils]: 4: Hoare triple {3778#true} [86] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,466 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3778#true} {3778#true} [121] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,466 INFO L290 TraceCheckUtils]: 2: Hoare triple {3778#true} [90] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,466 INFO L290 TraceCheckUtils]: 1: Hoare triple {3778#true} [87] 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| 3) 12) (= (select |v_#length_1| 2) 10) (= (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] {3778#true} is VALID [2022-04-14 21:12:42,466 INFO L272 TraceCheckUtils]: 0: Hoare triple {3778#true} [85] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {3778#true} is VALID [2022-04-14 21:12:42,466 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-04-14 21:12:42,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-14 21:12:42,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86484895] [2022-04-14 21:12:42,466 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-14 21:12:42,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [203587324] [2022-04-14 21:12:42,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [203587324] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-14 21:12:42,466 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-14 21:12:42,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2022-04-14 21:12:42,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610630059] [2022-04-14 21:12:42,467 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-14 21:12:42,467 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.25) internal successors, (26), 7 states have internal predecessors, (26), 5 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 5 states have call predecessors, (11), 5 states have call successors, (11) Word has length 47 [2022-04-14 21:12:42,467 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-14 21:12:42,467 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 3.25) internal successors, (26), 7 states have internal predecessors, (26), 5 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 5 states have call predecessors, (11), 5 states have call successors, (11) [2022-04-14 21:12:42,519 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:12:42,520 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-14 21:12:42,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-14 21:12:42,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-14 21:12:42,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-04-14 21:12:42,520 INFO L87 Difference]: Start difference. First operand 104 states and 130 transitions. Second operand has 8 states, 8 states have (on average 3.25) internal successors, (26), 7 states have internal predecessors, (26), 5 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 5 states have call predecessors, (11), 5 states have call successors, (11) [2022-04-14 21:12:44,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:44,864 INFO L93 Difference]: Finished difference Result 129 states and 167 transitions. [2022-04-14 21:12:44,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-04-14 21:12:44,864 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.25) internal successors, (26), 7 states have internal predecessors, (26), 5 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 5 states have call predecessors, (11), 5 states have call successors, (11) Word has length 47 [2022-04-14 21:12:44,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-14 21:12:44,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.25) internal successors, (26), 7 states have internal predecessors, (26), 5 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 5 states have call predecessors, (11), 5 states have call successors, (11) [2022-04-14 21:12:44,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 74 transitions. [2022-04-14 21:12:44,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.25) internal successors, (26), 7 states have internal predecessors, (26), 5 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 5 states have call predecessors, (11), 5 states have call successors, (11) [2022-04-14 21:12:44,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 74 transitions. [2022-04-14 21:12:44,866 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 7 states and 74 transitions. [2022-04-14 21:12:45,102 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 74 edges. 74 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-14 21:12:45,104 INFO L225 Difference]: With dead ends: 129 [2022-04-14 21:12:45,104 INFO L226 Difference]: Without dead ends: 124 [2022-04-14 21:12:45,104 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 86 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2022-04-14 21:12:45,104 INFO L913 BasicCegarLoop]: 43 mSDtfsCounter, 14 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-04-14 21:12:45,105 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 151 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-04-14 21:12:45,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2022-04-14 21:12:45,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 108. [2022-04-14 21:12:45,108 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-14 21:12:45,109 INFO L82 GeneralOperation]: Start isEquivalent. First operand 124 states. Second operand has 108 states, 66 states have (on average 1.1515151515151516) internal successors, (76), 72 states have internal predecessors, (76), 27 states have call successors, (27), 15 states have call predecessors, (27), 14 states have return successors, (23), 20 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-14 21:12:45,109 INFO L74 IsIncluded]: Start isIncluded. First operand 124 states. Second operand has 108 states, 66 states have (on average 1.1515151515151516) internal successors, (76), 72 states have internal predecessors, (76), 27 states have call successors, (27), 15 states have call predecessors, (27), 14 states have return successors, (23), 20 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-14 21:12:45,109 INFO L87 Difference]: Start difference. First operand 124 states. Second operand has 108 states, 66 states have (on average 1.1515151515151516) internal successors, (76), 72 states have internal predecessors, (76), 27 states have call successors, (27), 15 states have call predecessors, (27), 14 states have return successors, (23), 20 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-14 21:12:45,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:45,112 INFO L93 Difference]: Finished difference Result 124 states and 155 transitions. [2022-04-14 21:12:45,113 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 155 transitions. [2022-04-14 21:12:45,113 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:12:45,113 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:12:45,113 INFO L74 IsIncluded]: Start isIncluded. First operand has 108 states, 66 states have (on average 1.1515151515151516) internal successors, (76), 72 states have internal predecessors, (76), 27 states have call successors, (27), 15 states have call predecessors, (27), 14 states have return successors, (23), 20 states have call predecessors, (23), 23 states have call successors, (23) Second operand 124 states. [2022-04-14 21:12:45,113 INFO L87 Difference]: Start difference. First operand has 108 states, 66 states have (on average 1.1515151515151516) internal successors, (76), 72 states have internal predecessors, (76), 27 states have call successors, (27), 15 states have call predecessors, (27), 14 states have return successors, (23), 20 states have call predecessors, (23), 23 states have call successors, (23) Second operand 124 states. [2022-04-14 21:12:45,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-14 21:12:45,121 INFO L93 Difference]: Finished difference Result 124 states and 155 transitions. [2022-04-14 21:12:45,122 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 155 transitions. [2022-04-14 21:12:45,122 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-14 21:12:45,122 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-14 21:12:45,122 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-14 21:12:45,122 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-14 21:12:45,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 66 states have (on average 1.1515151515151516) internal successors, (76), 72 states have internal predecessors, (76), 27 states have call successors, (27), 15 states have call predecessors, (27), 14 states have return successors, (23), 20 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-14 21:12:45,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 126 transitions. [2022-04-14 21:12:45,124 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 126 transitions. Word has length 47 [2022-04-14 21:12:45,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-14 21:12:45,124 INFO L478 AbstractCegarLoop]: Abstraction has 108 states and 126 transitions. [2022-04-14 21:12:45,124 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.25) internal successors, (26), 7 states have internal predecessors, (26), 5 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 5 states have call predecessors, (11), 5 states have call successors, (11) [2022-04-14 21:12:45,124 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 126 transitions. [2022-04-14 21:12:45,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-04-14 21:12:45,125 INFO L491 BasicCegarLoop]: Found error trace [2022-04-14 21:12:45,126 INFO L499 BasicCegarLoop]: trace histogram [7, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-14 21:12:45,144 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-04-14 21:12:45,338 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-04-14 21:12:45,338 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-14 21:12:45,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-14 21:12:45,339 INFO L85 PathProgramCache]: Analyzing trace with hash -1153573054, now seen corresponding path program 2 times [2022-04-14 21:12:45,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-14 21:12:45,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845444835] [2022-04-14 21:12:45,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-14 21:12:45,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-14 21:12:45,352 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-14 21:12:45,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2006153803] [2022-04-14 21:12:45,353 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-14 21:12:45,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 21:12:45,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-14 21:12:45,354 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) [2022-04-14 21:12:45,355 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-04-14 21:12:45,395 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-14 21:12:45,395 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-04-14 21:12:45,395 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-14 21:12:45,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-14 21:12:45,444 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-14 21:12:45,444 INFO L618 BasicCegarLoop]: Counterexample is feasible [2022-04-14 21:12:45,445 INFO L788 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-14 21:12:45,467 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-04-14 21:12:45,654 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-14 21:12:45,657 INFO L719 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-04-14 21:12:45,659 INFO L177 ceAbstractionStarter]: Computing trace abstraction results [2022-04-14 21:12:45,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.04 09:12:45 BasicIcfg [2022-04-14 21:12:45,687 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-14 21:12:45,688 INFO L158 Benchmark]: Toolchain (without parser) took 57787.44ms. Allocated memory was 170.9MB in the beginning and 219.2MB in the end (delta: 48.2MB). Free memory was 123.2MB in the beginning and 142.3MB in the end (delta: -19.1MB). Peak memory consumption was 30.2MB. Max. memory is 8.0GB. [2022-04-14 21:12:45,688 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 170.9MB. Free memory is still 139.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-04-14 21:12:45,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 183.63ms. Allocated memory is still 170.9MB. Free memory was 123.0MB in the beginning and 149.4MB in the end (delta: -26.4MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-04-14 21:12:45,688 INFO L158 Benchmark]: Boogie Preprocessor took 21.34ms. Allocated memory is still 170.9MB. Free memory was 149.4MB in the beginning and 147.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-04-14 21:12:45,688 INFO L158 Benchmark]: RCFGBuilder took 264.33ms. Allocated memory is still 170.9MB. Free memory was 147.8MB in the beginning and 136.1MB in the end (delta: 11.7MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-04-14 21:12:45,688 INFO L158 Benchmark]: IcfgTransformer took 29.71ms. Allocated memory is still 170.9MB. Free memory was 136.1MB in the beginning and 134.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-04-14 21:12:45,689 INFO L158 Benchmark]: TraceAbstraction took 57283.24ms. Allocated memory was 170.9MB in the beginning and 219.2MB in the end (delta: 48.2MB). Free memory was 134.0MB in the beginning and 142.3MB in the end (delta: -8.3MB). Peak memory consumption was 41.0MB. Max. memory is 8.0GB. [2022-04-14 21:12:45,689 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 0.14ms. Allocated memory is still 170.9MB. Free memory is still 139.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 183.63ms. Allocated memory is still 170.9MB. Free memory was 123.0MB in the beginning and 149.4MB in the end (delta: -26.4MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 21.34ms. Allocated memory is still 170.9MB. Free memory was 149.4MB in the beginning and 147.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 264.33ms. Allocated memory is still 170.9MB. Free memory was 147.8MB in the beginning and 136.1MB in the end (delta: 11.7MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * IcfgTransformer took 29.71ms. Allocated memory is still 170.9MB. Free memory was 136.1MB in the beginning and 134.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * TraceAbstraction took 57283.24ms. Allocated memory was 170.9MB in the beginning and 219.2MB in the end (delta: 48.2MB). Free memory was 134.0MB in the beginning and 142.3MB in the end (delta: -8.3MB). Peak memory consumption was 41.0MB. 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: 13]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L18] int counter = 0; VAL [\old(counter)=5, counter=0] [L20] long long a, b, p, q, r, s; [L21] int x, y; [L22] x = __VERIFIER_nondet_int() [L23] y = __VERIFIER_nondet_int() [L24] CALL assume_abort_if_not(x >= 1) VAL [\old(cond)=1, \old(counter)=0, counter=0] [L8] COND FALSE !(!cond) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=0] [L24] RET assume_abort_if_not(x >= 1) VAL [\old(counter)=0, counter=0, x=4, y=1] [L25] CALL assume_abort_if_not(y >= 1) VAL [\old(cond)=1, \old(counter)=0, counter=0] [L8] COND FALSE !(!cond) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=0] [L25] RET assume_abort_if_not(y >= 1) VAL [\old(counter)=0, counter=0, x=4, y=1] [L27] a = x [L28] b = y [L29] p = 1 [L30] q = 0 [L31] r = 0 [L32] s = 1 VAL [\old(counter)=0, a=4, b=1, counter=0, p=1, q=0, r=0, s=1, x=4, y=1] [L34] EXPR counter++ VAL [\old(counter)=0, a=4, b=1, counter=1, counter++=0, p=1, q=0, r=0, s=1, x=4, y=1] [L34] COND TRUE counter++<2 [L35] CALL __VERIFIER_assert(1 == p * s - r * q) VAL [\old(cond)=1, \old(counter)=0, counter=1] [L11] COND FALSE !(!(cond)) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=1] [L35] RET __VERIFIER_assert(1 == p * s - r * q) VAL [\old(counter)=0, a=4, b=1, counter=1, p=1, q=0, r=0, s=1, x=4, y=1] [L36] CALL __VERIFIER_assert(a == y * r + x * p) VAL [\old(cond)=1, \old(counter)=0, counter=1] [L11] COND FALSE !(!(cond)) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=1] [L36] RET __VERIFIER_assert(a == y * r + x * p) VAL [\old(counter)=0, a=4, b=1, counter=1, p=1, q=0, r=0, s=1, x=4, y=1] [L37] CALL __VERIFIER_assert(b == x * q + y * s) VAL [\old(cond)=1, \old(counter)=0, counter=1] [L11] COND FALSE !(!(cond)) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=1] [L37] RET __VERIFIER_assert(b == x * q + y * s) VAL [\old(counter)=0, a=4, b=1, counter=1, p=1, q=0, r=0, s=1, x=4, y=1] [L39] COND FALSE !(!(a != b)) VAL [\old(counter)=0, a=4, b=1, counter=1, p=1, q=0, r=0, s=1, x=4, y=1] [L42] COND TRUE a > b [L43] a = a - b [L44] p = p - q [L45] r = r - s VAL [\old(counter)=0, a=3, b=1, counter=1, p=1, q=0, r=-1, s=1, x=4, y=1] [L34] EXPR counter++ VAL [\old(counter)=0, a=3, b=1, counter=2, counter++=1, p=1, q=0, r=-1, s=1, x=4, y=1] [L34] COND TRUE counter++<2 [L35] CALL __VERIFIER_assert(1 == p * s - r * q) VAL [\old(cond)=1, \old(counter)=0, counter=2] [L11] COND FALSE !(!(cond)) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=2] [L35] RET __VERIFIER_assert(1 == p * s - r * q) VAL [\old(counter)=0, a=3, b=1, counter=2, p=1, q=0, r=-1, s=1, x=4, y=1] [L36] CALL __VERIFIER_assert(a == y * r + x * p) VAL [\old(cond)=1, \old(counter)=0, counter=2] [L11] COND FALSE !(!(cond)) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=2] [L36] RET __VERIFIER_assert(a == y * r + x * p) VAL [\old(counter)=0, a=3, b=1, counter=2, p=1, q=0, r=-1, s=1, x=4, y=1] [L37] CALL __VERIFIER_assert(b == x * q + y * s) VAL [\old(cond)=1, \old(counter)=0, counter=2] [L11] COND FALSE !(!(cond)) VAL [\old(cond)=1, \old(counter)=0, cond=1, counter=2] [L37] RET __VERIFIER_assert(b == x * q + y * s) VAL [\old(counter)=0, a=3, b=1, counter=2, p=1, q=0, r=-1, s=1, x=4, y=1] [L39] COND FALSE !(!(a != b)) VAL [\old(counter)=0, a=3, b=1, counter=2, p=1, q=0, r=-1, s=1, x=4, y=1] [L42] COND TRUE a > b [L43] a = a - b [L44] p = p - q [L45] r = r - s VAL [\old(counter)=0, a=2, b=1, counter=2, p=1, q=0, r=-2, s=1, x=4, y=1] [L34] EXPR counter++ VAL [\old(counter)=0, a=2, b=1, counter=3, counter++=2, p=1, q=0, r=-2, s=1, x=4, y=1] [L34] COND FALSE !(counter++<2) [L53] CALL __VERIFIER_assert(a - b == 0) VAL [\old(cond)=0, \old(counter)=0, counter=3] [L11] COND TRUE !(cond) VAL [\old(cond)=0, \old(counter)=0, cond=0, counter=3] [L13] reach_error() VAL [\old(cond)=0, \old(counter)=0, cond=0, counter=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 57.2s, OverallIterations: 11, TraceHistogramMax: 7, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 151 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 120 mSDsluCounter, 1219 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 823 mSDsCounter, 87 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 666 IncrementalHoareTripleChecker+Invalid, 753 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 87 mSolverCounterUnsat, 396 mSDtfsCounter, 666 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 494 GetRequests, 431 SyntacticMatches, 6 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred in iteration=10, InterpolantAutomatonStates: 59, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 30 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 48.8s InterpolantComputationTime, 404 NumberOfCodeBlocks, 404 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 495 ConstructedInterpolants, 0 QuantifiedInterpolants, 1417 SizeOfPredicates, 17 NumberOfNonLiveVariables, 1015 ConjunctsInSsa, 95 ConjunctsInUnsatCore, 14 InterpolantComputations, 6 PerfectInterpolantSequences, 257/289 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! [2022-04-14 21:12:45,705 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...