/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/cohendiv-ll_valuebound20.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-07 18:31:41,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-07 18:31:41,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-07 18:31:41,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-07 18:31:41,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-07 18:31:41,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-07 18:31:41,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-07 18:31:41,459 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-07 18:31:41,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-07 18:31:41,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-07 18:31:41,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-07 18:31:41,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-07 18:31:41,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-07 18:31:41,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-07 18:31:41,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-07 18:31:41,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-07 18:31:41,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-07 18:31:41,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-07 18:31:41,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-07 18:31:41,470 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-07 18:31:41,471 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-07 18:31:41,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-07 18:31:41,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-07 18:31:41,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-07 18:31:41,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-07 18:31:41,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-07 18:31:41,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-07 18:31:41,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-07 18:31:41,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-07 18:31:41,485 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-04-07 18:31:41,492 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-07 18:31:41,492 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-07 18:31:41,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-07 18:31:41,494 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-07 18:31:41,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-07 18:31:41,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-07 18:31:41,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-07 18:31:41,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-07 18:31:41,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-07 18:31:41,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-07 18:31:41,495 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-07 18:31:41,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-07 18:31:41,496 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-07 18:31:41,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-07 18:31:41,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-07 18:31:41,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-07 18:31:41,496 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-07 18:31:41,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-07 18:31:41,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-07 18:31:41,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-07 18:31:41,497 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-07 18:31:41,498 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-07 18:31:41,498 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-07 18:31:41,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-07 18:31:41,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-07 18:31:41,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-07 18:31:41,713 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-07 18:31:41,714 INFO L275 PluginConnector]: CDTParser initialized [2022-04-07 18:31:41,715 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench-scaling/cohendiv-ll_valuebound20.c [2022-04-07 18:31:41,774 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0871eda5/f7a7ce84acaa447197561525c2af5b9f/FLAG3e1492d2f [2022-04-07 18:31:42,181 INFO L306 CDTParser]: Found 1 translation units. [2022-04-07 18:31:42,182 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/cohendiv-ll_valuebound20.c [2022-04-07 18:31:42,188 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0871eda5/f7a7ce84acaa447197561525c2af5b9f/FLAG3e1492d2f [2022-04-07 18:31:42,202 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0871eda5/f7a7ce84acaa447197561525c2af5b9f [2022-04-07 18:31:42,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-07 18:31:42,207 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-07 18:31:42,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-07 18:31:42,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-07 18:31:42,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-07 18:31:42,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.04 06:31:42" (1/1) ... [2022-04-07 18:31:42,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@707cc8c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 06:31:42, skipping insertion in model container [2022-04-07 18:31:42,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.04 06:31:42" (1/1) ... [2022-04-07 18:31:42,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-07 18:31:42,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-07 18:31:42,364 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/cohendiv-ll_valuebound20.c[576,589] [2022-04-07 18:31:42,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-07 18:31:42,398 INFO L203 MainTranslator]: Completed pre-run [2022-04-07 18:31:42,408 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/cohendiv-ll_valuebound20.c[576,589] [2022-04-07 18:31:42,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-07 18:31:42,432 INFO L208 MainTranslator]: Completed translation [2022-04-07 18:31:42,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 06:31:42 WrapperNode [2022-04-07 18:31:42,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-07 18:31:42,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-07 18:31:42,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-07 18:31:42,433 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-07 18:31:42,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 06:31:42" (1/1) ... [2022-04-07 18:31:42,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 06:31:42" (1/1) ... [2022-04-07 18:31:42,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 06:31:42" (1/1) ... [2022-04-07 18:31:42,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 06:31:42" (1/1) ... [2022-04-07 18:31:42,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 06:31:42" (1/1) ... [2022-04-07 18:31:42,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 06:31:42" (1/1) ... [2022-04-07 18:31:42,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 06:31:42" (1/1) ... [2022-04-07 18:31:42,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-07 18:31:42,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-07 18:31:42,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-07 18:31:42,478 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-07 18:31:42,479 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 06:31:42" (1/1) ... [2022-04-07 18:31:42,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-07 18:31:42,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-07 18:31:42,511 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) [2022-04-07 18:31:42,512 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 [2022-04-07 18:31:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-07 18:31:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-07 18:31:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-07 18:31:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-07 18:31:42,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-07 18:31:42,541 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-07 18:31:42,541 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-07 18:31:42,541 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-07 18:31:42,542 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-07 18:31:42,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-07 18:31:42,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-07 18:31:42,542 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-07 18:31:42,543 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-07 18:31:42,543 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-07 18:31:42,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-07 18:31:42,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-07 18:31:42,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-07 18:31:42,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-07 18:31:42,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-07 18:31:42,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-07 18:31:42,597 INFO L234 CfgBuilder]: Building ICFG [2022-04-07 18:31:42,598 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-07 18:31:42,745 INFO L275 CfgBuilder]: Performing block encoding [2022-04-07 18:31:42,750 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-07 18:31:42,751 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-04-07 18:31:42,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.04 06:31:42 BoogieIcfgContainer [2022-04-07 18:31:42,763 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-07 18:31:42,764 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-07 18:31:42,764 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-07 18:31:42,765 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-07 18:31:42,771 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.04 06:31:42" (1/1) ... [2022-04-07 18:31:42,773 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_JORDAN [2022-04-07 18:31:42,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 07.04 06:31:42 BasicIcfg [2022-04-07 18:31:42,818 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-07 18:31:42,819 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-07 18:31:42,819 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-07 18:31:42,822 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-07 18:31:42,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.04 06:31:42" (1/4) ... [2022-04-07 18:31:42,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@390a78b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.04 06:31:42, skipping insertion in model container [2022-04-07 18:31:42,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 06:31:42" (2/4) ... [2022-04-07 18:31:42,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@390a78b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.04 06:31:42, skipping insertion in model container [2022-04-07 18:31:42,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.04 06:31:42" (3/4) ... [2022-04-07 18:31:42,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@390a78b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.04 06:31:42, skipping insertion in model container [2022-04-07 18:31:42,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 07.04 06:31:42" (4/4) ... [2022-04-07 18:31:42,827 INFO L111 eAbstractionObserver]: Analyzing ICFG cohendiv-ll_valuebound20.cJordan [2022-04-07 18:31:42,832 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2022-04-07 18:31:42,832 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-07 18:31:42,874 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-07 18:31:42,890 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 [2022-04-07 18:31:42,890 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-07 18:31:42,913 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 21 states have (on average 1.4285714285714286) internal successors, (30), 22 states have internal predecessors, (30), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-04-07 18:31:42,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-04-07 18:31:42,920 INFO L491 BasicCegarLoop]: Found error trace [2022-04-07 18:31:42,920 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-07 18:31:42,921 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-07 18:31:42,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-07 18:31:42,931 INFO L85 PathProgramCache]: Analyzing trace with hash 795680375, now seen corresponding path program 1 times [2022-04-07 18:31:42,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-07 18:31:42,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757843005] [2022-04-07 18:31:42,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-07 18:31:42,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-07 18:31:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:43,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-07 18:31:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:43,195 INFO L290 TraceCheckUtils]: 0: Hoare triple {59#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [103] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 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_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select |v_#length_1| 2) 14) (= (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{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {42#true} is VALID [2022-04-07 18:31:43,196 INFO L290 TraceCheckUtils]: 1: Hoare triple {42#true} [106] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,201 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {42#true} {42#true} [143] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-04-07 18:31:43,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:43,217 INFO L290 TraceCheckUtils]: 0: Hoare triple {42#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {42#true} is VALID [2022-04-07 18:31:43,217 INFO L290 TraceCheckUtils]: 1: Hoare triple {42#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,217 INFO L290 TraceCheckUtils]: 2: Hoare triple {42#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,218 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {42#true} {42#true} [144] assume_abort_if_notEXIT-->L27-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {42#true} is VALID [2022-04-07 18:31:43,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-04-07 18:31:43,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:43,238 INFO L290 TraceCheckUtils]: 0: Hoare triple {42#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {42#true} is VALID [2022-04-07 18:31:43,238 INFO L290 TraceCheckUtils]: 1: Hoare triple {42#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,238 INFO L290 TraceCheckUtils]: 2: Hoare triple {42#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,239 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {42#true} {42#true} [145] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {42#true} is VALID [2022-04-07 18:31:43,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-04-07 18:31:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:43,248 INFO L290 TraceCheckUtils]: 0: Hoare triple {42#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {42#true} is VALID [2022-04-07 18:31:43,249 INFO L290 TraceCheckUtils]: 1: Hoare triple {42#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,249 INFO L290 TraceCheckUtils]: 2: Hoare triple {42#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,249 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {42#true} {42#true} [146] assume_abort_if_notEXIT-->L31: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {42#true} is VALID [2022-04-07 18:31:43,252 INFO L272 TraceCheckUtils]: 0: Hoare triple {42#true} [101] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {59#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-07 18:31:43,252 INFO L290 TraceCheckUtils]: 1: Hoare triple {59#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [103] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 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_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select |v_#length_1| 2) 14) (= (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{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {42#true} is VALID [2022-04-07 18:31:43,253 INFO L290 TraceCheckUtils]: 2: Hoare triple {42#true} [106] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,253 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {42#true} {42#true} [143] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,253 INFO L272 TraceCheckUtils]: 4: Hoare triple {42#true} [102] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,253 INFO L290 TraceCheckUtils]: 5: Hoare triple {42#true} [105] mainENTRY-->L27: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~r~0, main_~a~0] {42#true} is VALID [2022-04-07 18:31:43,254 INFO L272 TraceCheckUtils]: 6: Hoare triple {42#true} [107] L27-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {42#true} is VALID [2022-04-07 18:31:43,254 INFO L290 TraceCheckUtils]: 7: Hoare triple {42#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {42#true} is VALID [2022-04-07 18:31:43,254 INFO L290 TraceCheckUtils]: 8: Hoare triple {42#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,254 INFO L290 TraceCheckUtils]: 9: Hoare triple {42#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,256 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {42#true} {42#true} [144] assume_abort_if_notEXIT-->L27-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {42#true} is VALID [2022-04-07 18:31:43,257 INFO L290 TraceCheckUtils]: 11: Hoare triple {42#true} [108] L27-1-->L29: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {42#true} is VALID [2022-04-07 18:31:43,257 INFO L272 TraceCheckUtils]: 12: Hoare triple {42#true} [110] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {42#true} is VALID [2022-04-07 18:31:43,257 INFO L290 TraceCheckUtils]: 13: Hoare triple {42#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {42#true} is VALID [2022-04-07 18:31:43,258 INFO L290 TraceCheckUtils]: 14: Hoare triple {42#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,258 INFO L290 TraceCheckUtils]: 15: Hoare triple {42#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,258 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {42#true} {42#true} [145] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {42#true} is VALID [2022-04-07 18:31:43,258 INFO L272 TraceCheckUtils]: 17: Hoare triple {42#true} [113] L29-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {42#true} is VALID [2022-04-07 18:31:43,259 INFO L290 TraceCheckUtils]: 18: Hoare triple {42#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {42#true} is VALID [2022-04-07 18:31:43,259 INFO L290 TraceCheckUtils]: 19: Hoare triple {42#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,260 INFO L290 TraceCheckUtils]: 20: Hoare triple {42#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {42#true} is VALID [2022-04-07 18:31:43,260 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {42#true} {42#true} [146] assume_abort_if_notEXIT-->L31: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {42#true} is VALID [2022-04-07 18:31:43,261 INFO L290 TraceCheckUtils]: 22: Hoare triple {42#true} [115] L31-->L38-2: Formula: (and (= v_main_~b~0_2 0) (= v_main_~q~0_2 0) (= v_main_~a~0_2 0) (= v_main_~r~0_2 v_main_~x~0_5)) InVars {main_~x~0=v_main_~x~0_5} OutVars{main_~q~0=v_main_~q~0_2, main_~x~0=v_main_~x~0_5, main_~b~0=v_main_~b~0_2, main_~r~0=v_main_~r~0_2, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0, main_~a~0] {42#true} is VALID [2022-04-07 18:31:43,262 INFO L290 TraceCheckUtils]: 23: Hoare triple {42#true} [116] L38-2-->L38-3: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {43#false} is VALID [2022-04-07 18:31:43,262 INFO L272 TraceCheckUtils]: 24: Hoare triple {43#false} [119] L38-3-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_7| (ite (= v_main_~x~0_12 (+ v_main_~r~0_18 (* v_main_~q~0_10 v_main_~y~0_20))) 1 0)) InVars {main_~q~0=v_main_~q~0_10, main_~y~0=v_main_~y~0_20, main_~x~0=v_main_~x~0_12, main_~r~0=v_main_~r~0_18} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_7|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {43#false} is VALID [2022-04-07 18:31:43,263 INFO L290 TraceCheckUtils]: 25: Hoare triple {43#false} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {43#false} is VALID [2022-04-07 18:31:43,263 INFO L290 TraceCheckUtils]: 26: Hoare triple {43#false} [125] L15-->L16: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {43#false} is VALID [2022-04-07 18:31:43,264 INFO L290 TraceCheckUtils]: 27: Hoare triple {43#false} [129] L16-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {43#false} is VALID [2022-04-07 18:31:43,264 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-04-07 18:31:43,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-07 18:31:43,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757843005] [2022-04-07 18:31:43,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757843005] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-07 18:31:43,266 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-07 18:31:43,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-07 18:31:43,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486226240] [2022-04-07 18:31:43,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-07 18:31:43,276 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 28 [2022-04-07 18:31:43,278 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-07 18:31:43,281 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-07 18:31:43,312 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-07 18:31:43,313 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-07 18:31:43,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-07 18:31:43,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-07 18:31:43,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-07 18:31:43,339 INFO L87 Difference]: Start difference. First operand has 39 states, 21 states have (on average 1.4285714285714286) internal successors, (30), 22 states have internal predecessors, (30), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-07 18:31:43,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:43,517 INFO L93 Difference]: Finished difference Result 39 states and 48 transitions. [2022-04-07 18:31:43,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-07 18:31:43,517 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 28 [2022-04-07 18:31:43,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-07 18:31:43,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-07 18:31:43,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 54 transitions. [2022-04-07 18:31:43,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-07 18:31:43,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 54 transitions. [2022-04-07 18:31:43,542 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 3 states and 54 transitions. [2022-04-07 18:31:43,626 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-07 18:31:43,641 INFO L225 Difference]: With dead ends: 39 [2022-04-07 18:31:43,642 INFO L226 Difference]: Without dead ends: 34 [2022-04-07 18:31:43,649 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-07 18:31:43,654 INFO L913 BasicCegarLoop]: 38 mSDtfsCounter, 21 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-07 18:31:43,656 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 41 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-07 18:31:43,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2022-04-07 18:31:43,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2022-04-07 18:31:43,681 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-07 18:31:43,682 INFO L82 GeneralOperation]: Start isEquivalent. First operand 34 states. Second operand has 34 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 12 states have call successors, (12), 4 states have call predecessors, (12), 3 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-04-07 18:31:43,683 INFO L74 IsIncluded]: Start isIncluded. First operand 34 states. Second operand has 34 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 12 states have call successors, (12), 4 states have call predecessors, (12), 3 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-04-07 18:31:43,684 INFO L87 Difference]: Start difference. First operand 34 states. Second operand has 34 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 12 states have call successors, (12), 4 states have call predecessors, (12), 3 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-04-07 18:31:43,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:43,692 INFO L93 Difference]: Finished difference Result 34 states and 43 transitions. [2022-04-07 18:31:43,692 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-04-07 18:31:43,693 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 18:31:43,693 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-07 18:31:43,694 INFO L74 IsIncluded]: Start isIncluded. First operand has 34 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 12 states have call successors, (12), 4 states have call predecessors, (12), 3 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand 34 states. [2022-04-07 18:31:43,696 INFO L87 Difference]: Start difference. First operand has 34 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 12 states have call successors, (12), 4 states have call predecessors, (12), 3 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand 34 states. [2022-04-07 18:31:43,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:43,703 INFO L93 Difference]: Finished difference Result 34 states and 43 transitions. [2022-04-07 18:31:43,704 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-04-07 18:31:43,705 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 18:31:43,705 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-07 18:31:43,705 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-07 18:31:43,706 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-07 18:31:43,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 12 states have call successors, (12), 4 states have call predecessors, (12), 3 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-04-07 18:31:43,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 43 transitions. [2022-04-07 18:31:43,721 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 43 transitions. Word has length 28 [2022-04-07 18:31:43,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-07 18:31:43,721 INFO L478 AbstractCegarLoop]: Abstraction has 34 states and 43 transitions. [2022-04-07 18:31:43,721 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-07 18:31:43,722 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-04-07 18:31:43,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-04-07 18:31:43,722 INFO L491 BasicCegarLoop]: Found error trace [2022-04-07 18:31:43,722 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-07 18:31:43,723 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-07 18:31:43,723 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-07 18:31:43,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-07 18:31:43,723 INFO L85 PathProgramCache]: Analyzing trace with hash 797557208, now seen corresponding path program 1 times [2022-04-07 18:31:43,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-07 18:31:43,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394312325] [2022-04-07 18:31:43,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-07 18:31:43,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-07 18:31:43,751 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-07 18:31:43,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [764363451] [2022-04-07 18:31:43,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-07 18:31:43,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-07 18:31:43,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-07 18:31:43,753 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) [2022-04-07 18:31:43,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-04-07 18:31:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:43,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 17 conjunts are in the unsatisfiable core [2022-04-07 18:31:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:43,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-07 18:31:44,200 INFO L272 TraceCheckUtils]: 0: Hoare triple {203#true} [101] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {203#true} is VALID [2022-04-07 18:31:44,201 INFO L290 TraceCheckUtils]: 1: Hoare triple {203#true} [103] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 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_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select |v_#length_1| 2) 14) (= (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{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {203#true} is VALID [2022-04-07 18:31:44,201 INFO L290 TraceCheckUtils]: 2: Hoare triple {203#true} [106] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {203#true} is VALID [2022-04-07 18:31:44,201 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {203#true} {203#true} [143] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {203#true} is VALID [2022-04-07 18:31:44,201 INFO L272 TraceCheckUtils]: 4: Hoare triple {203#true} [102] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {203#true} is VALID [2022-04-07 18:31:44,201 INFO L290 TraceCheckUtils]: 5: Hoare triple {203#true} [105] mainENTRY-->L27: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~r~0, main_~a~0] {203#true} is VALID [2022-04-07 18:31:44,202 INFO L272 TraceCheckUtils]: 6: Hoare triple {203#true} [107] L27-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {203#true} is VALID [2022-04-07 18:31:44,202 INFO L290 TraceCheckUtils]: 7: Hoare triple {203#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {203#true} is VALID [2022-04-07 18:31:44,202 INFO L290 TraceCheckUtils]: 8: Hoare triple {203#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {203#true} is VALID [2022-04-07 18:31:44,202 INFO L290 TraceCheckUtils]: 9: Hoare triple {203#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {203#true} is VALID [2022-04-07 18:31:44,202 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {203#true} {203#true} [144] assume_abort_if_notEXIT-->L27-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {203#true} is VALID [2022-04-07 18:31:44,203 INFO L290 TraceCheckUtils]: 11: Hoare triple {203#true} [108] L27-1-->L29: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {203#true} is VALID [2022-04-07 18:31:44,203 INFO L272 TraceCheckUtils]: 12: Hoare triple {203#true} [110] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {203#true} is VALID [2022-04-07 18:31:44,206 INFO L290 TraceCheckUtils]: 13: Hoare triple {203#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {247#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-07 18:31:44,207 INFO L290 TraceCheckUtils]: 14: Hoare triple {247#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {251#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-07 18:31:44,208 INFO L290 TraceCheckUtils]: 15: Hoare triple {251#(not (= |assume_abort_if_not_#in~cond| 0))} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {251#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-07 18:31:44,208 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {251#(not (= |assume_abort_if_not_#in~cond| 0))} {203#true} [145] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {258#(and (<= 0 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-07 18:31:44,209 INFO L272 TraceCheckUtils]: 17: Hoare triple {258#(and (<= 0 main_~y~0) (<= main_~y~0 20))} [113] L29-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {203#true} is VALID [2022-04-07 18:31:44,209 INFO L290 TraceCheckUtils]: 18: Hoare triple {203#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {247#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-07 18:31:44,210 INFO L290 TraceCheckUtils]: 19: Hoare triple {247#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {251#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-07 18:31:44,210 INFO L290 TraceCheckUtils]: 20: Hoare triple {251#(not (= |assume_abort_if_not_#in~cond| 0))} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {251#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-07 18:31:44,211 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {251#(not (= |assume_abort_if_not_#in~cond| 0))} {258#(and (<= 0 main_~y~0) (<= main_~y~0 20))} [146] assume_abort_if_notEXIT-->L31: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {274#(and (<= main_~y~0 20) (<= 1 main_~y~0))} is VALID [2022-04-07 18:31:44,212 INFO L290 TraceCheckUtils]: 22: Hoare triple {274#(and (<= main_~y~0 20) (<= 1 main_~y~0))} [115] L31-->L38-2: Formula: (and (= v_main_~b~0_2 0) (= v_main_~q~0_2 0) (= v_main_~a~0_2 0) (= v_main_~r~0_2 v_main_~x~0_5)) InVars {main_~x~0=v_main_~x~0_5} OutVars{main_~q~0=v_main_~q~0_2, main_~x~0=v_main_~x~0_5, main_~b~0=v_main_~b~0_2, main_~r~0=v_main_~r~0_2, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0, main_~a~0] {278#(and (= main_~a~0 0) (= main_~b~0 0) (<= main_~y~0 20) (<= 1 main_~y~0))} is VALID [2022-04-07 18:31:44,212 INFO L290 TraceCheckUtils]: 23: Hoare triple {278#(and (= main_~a~0 0) (= main_~b~0 0) (<= main_~y~0 20) (<= 1 main_~y~0))} [118] L38-2-->L39: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {278#(and (= main_~a~0 0) (= main_~b~0 0) (<= main_~y~0 20) (<= 1 main_~y~0))} is VALID [2022-04-07 18:31:44,213 INFO L272 TraceCheckUtils]: 24: Hoare triple {278#(and (= main_~a~0 0) (= main_~b~0 0) (<= main_~y~0 20) (<= 1 main_~y~0))} [120] L39-->__VERIFIER_assertENTRY: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {285#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-07 18:31:44,214 INFO L290 TraceCheckUtils]: 25: Hoare triple {285#(<= 1 |__VERIFIER_assert_#in~cond|)} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {289#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-07 18:31:44,214 INFO L290 TraceCheckUtils]: 26: Hoare triple {289#(<= 1 __VERIFIER_assert_~cond)} [125] L15-->L16: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {204#false} is VALID [2022-04-07 18:31:44,215 INFO L290 TraceCheckUtils]: 27: Hoare triple {204#false} [129] L16-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {204#false} is VALID [2022-04-07 18:31:44,215 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-04-07 18:31:44,215 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-07 18:31:44,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-07 18:31:44,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394312325] [2022-04-07 18:31:44,216 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-07 18:31:44,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [764363451] [2022-04-07 18:31:44,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [764363451] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-07 18:31:44,216 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-07 18:31:44,216 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-04-07 18:31:44,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139722126] [2022-04-07 18:31:44,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-07 18:31:44,218 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 1.875) internal successors, (15), 6 states have internal predecessors, (15), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) Word has length 28 [2022-04-07 18:31:44,218 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-07 18:31:44,219 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 9 states, 8 states have (on average 1.875) internal successors, (15), 6 states have internal predecessors, (15), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-04-07 18:31:44,239 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-07 18:31:44,239 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-04-07 18:31:44,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-07 18:31:44,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-04-07 18:31:44,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-04-07 18:31:44,241 INFO L87 Difference]: Start difference. First operand 34 states and 43 transitions. Second operand has 9 states, 8 states have (on average 1.875) internal successors, (15), 6 states have internal predecessors, (15), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-04-07 18:31:44,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:44,651 INFO L93 Difference]: Finished difference Result 43 states and 54 transitions. [2022-04-07 18:31:44,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-07 18:31:44,651 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 1.875) internal successors, (15), 6 states have internal predecessors, (15), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) Word has length 28 [2022-04-07 18:31:44,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-07 18:31:44,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.875) internal successors, (15), 6 states have internal predecessors, (15), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-04-07 18:31:44,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 55 transitions. [2022-04-07 18:31:44,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.875) internal successors, (15), 6 states have internal predecessors, (15), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-04-07 18:31:44,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 55 transitions. [2022-04-07 18:31:44,657 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 9 states and 55 transitions. [2022-04-07 18:31:44,709 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-07 18:31:44,711 INFO L225 Difference]: With dead ends: 43 [2022-04-07 18:31:44,711 INFO L226 Difference]: Without dead ends: 43 [2022-04-07 18:31:44,711 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-04-07 18:31:44,712 INFO L913 BasicCegarLoop]: 36 mSDtfsCounter, 18 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-07 18:31:44,713 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 181 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-07 18:31:44,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2022-04-07 18:31:44,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 40. [2022-04-07 18:31:44,717 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-07 18:31:44,718 INFO L82 GeneralOperation]: Start isEquivalent. First operand 43 states. Second operand has 40 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 24 states have internal predecessors, (25), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11) [2022-04-07 18:31:44,718 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand has 40 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 24 states have internal predecessors, (25), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11) [2022-04-07 18:31:44,718 INFO L87 Difference]: Start difference. First operand 43 states. Second operand has 40 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 24 states have internal predecessors, (25), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11) [2022-04-07 18:31:44,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:44,722 INFO L93 Difference]: Finished difference Result 43 states and 54 transitions. [2022-04-07 18:31:44,722 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2022-04-07 18:31:44,723 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 18:31:44,723 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-07 18:31:44,723 INFO L74 IsIncluded]: Start isIncluded. First operand has 40 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 24 states have internal predecessors, (25), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11) Second operand 43 states. [2022-04-07 18:31:44,724 INFO L87 Difference]: Start difference. First operand has 40 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 24 states have internal predecessors, (25), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11) Second operand 43 states. [2022-04-07 18:31:44,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:44,727 INFO L93 Difference]: Finished difference Result 43 states and 54 transitions. [2022-04-07 18:31:44,727 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2022-04-07 18:31:44,728 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 18:31:44,728 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-07 18:31:44,728 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-07 18:31:44,728 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-07 18:31:44,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 24 states have internal predecessors, (25), 13 states have call successors, (13), 5 states have call predecessors, (13), 4 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11) [2022-04-07 18:31:44,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 49 transitions. [2022-04-07 18:31:44,731 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 49 transitions. Word has length 28 [2022-04-07 18:31:44,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-07 18:31:44,731 INFO L478 AbstractCegarLoop]: Abstraction has 40 states and 49 transitions. [2022-04-07 18:31:44,731 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 1.875) internal successors, (15), 6 states have internal predecessors, (15), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-04-07 18:31:44,731 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2022-04-07 18:31:44,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-04-07 18:31:44,732 INFO L491 BasicCegarLoop]: Found error trace [2022-04-07 18:31:44,732 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-07 18:31:44,758 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-04-07 18:31:44,955 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-07 18:31:44,955 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-07 18:31:44,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-07 18:31:44,956 INFO L85 PathProgramCache]: Analyzing trace with hash 648866686, now seen corresponding path program 1 times [2022-04-07 18:31:44,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-07 18:31:44,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998406024] [2022-04-07 18:31:44,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-07 18:31:44,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-07 18:31:44,974 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-07 18:31:44,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [520627718] [2022-04-07 18:31:44,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-07 18:31:44,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-07 18:31:44,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-07 18:31:44,975 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) [2022-04-07 18:31:44,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-04-07 18:31:45,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:45,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 17 conjunts are in the unsatisfiable core [2022-04-07 18:31:45,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:45,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-07 18:31:45,276 INFO L272 TraceCheckUtils]: 0: Hoare triple {468#true} [101] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {468#true} is VALID [2022-04-07 18:31:45,277 INFO L290 TraceCheckUtils]: 1: Hoare triple {468#true} [103] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 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_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select |v_#length_1| 2) 14) (= (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{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {468#true} is VALID [2022-04-07 18:31:45,277 INFO L290 TraceCheckUtils]: 2: Hoare triple {468#true} [106] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {468#true} is VALID [2022-04-07 18:31:45,277 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {468#true} {468#true} [143] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {468#true} is VALID [2022-04-07 18:31:45,277 INFO L272 TraceCheckUtils]: 4: Hoare triple {468#true} [102] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {468#true} is VALID [2022-04-07 18:31:45,278 INFO L290 TraceCheckUtils]: 5: Hoare triple {468#true} [105] mainENTRY-->L27: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~r~0, main_~a~0] {468#true} is VALID [2022-04-07 18:31:45,278 INFO L272 TraceCheckUtils]: 6: Hoare triple {468#true} [107] L27-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {468#true} is VALID [2022-04-07 18:31:45,278 INFO L290 TraceCheckUtils]: 7: Hoare triple {468#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {468#true} is VALID [2022-04-07 18:31:45,278 INFO L290 TraceCheckUtils]: 8: Hoare triple {468#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {468#true} is VALID [2022-04-07 18:31:45,278 INFO L290 TraceCheckUtils]: 9: Hoare triple {468#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {468#true} is VALID [2022-04-07 18:31:45,279 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {468#true} {468#true} [144] assume_abort_if_notEXIT-->L27-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {468#true} is VALID [2022-04-07 18:31:45,279 INFO L290 TraceCheckUtils]: 11: Hoare triple {468#true} [108] L27-1-->L29: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {468#true} is VALID [2022-04-07 18:31:45,279 INFO L272 TraceCheckUtils]: 12: Hoare triple {468#true} [110] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {468#true} is VALID [2022-04-07 18:31:45,279 INFO L290 TraceCheckUtils]: 13: Hoare triple {468#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {512#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-07 18:31:45,280 INFO L290 TraceCheckUtils]: 14: Hoare triple {512#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {516#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-07 18:31:45,280 INFO L290 TraceCheckUtils]: 15: Hoare triple {516#(not (= |assume_abort_if_not_#in~cond| 0))} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {516#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-07 18:31:45,281 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {516#(not (= |assume_abort_if_not_#in~cond| 0))} {468#true} [145] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {523#(and (<= 0 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-07 18:31:45,281 INFO L272 TraceCheckUtils]: 17: Hoare triple {523#(and (<= 0 main_~y~0) (<= main_~y~0 20))} [113] L29-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {468#true} is VALID [2022-04-07 18:31:45,282 INFO L290 TraceCheckUtils]: 18: Hoare triple {468#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {512#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-07 18:31:45,282 INFO L290 TraceCheckUtils]: 19: Hoare triple {512#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {516#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-07 18:31:45,283 INFO L290 TraceCheckUtils]: 20: Hoare triple {516#(not (= |assume_abort_if_not_#in~cond| 0))} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {516#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-07 18:31:45,284 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {516#(not (= |assume_abort_if_not_#in~cond| 0))} {523#(and (<= 0 main_~y~0) (<= main_~y~0 20))} [146] assume_abort_if_notEXIT-->L31: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {539#(and (<= main_~y~0 20) (<= 1 main_~y~0))} is VALID [2022-04-07 18:31:45,284 INFO L290 TraceCheckUtils]: 22: Hoare triple {539#(and (<= main_~y~0 20) (<= 1 main_~y~0))} [115] L31-->L38-2: Formula: (and (= v_main_~b~0_2 0) (= v_main_~q~0_2 0) (= v_main_~a~0_2 0) (= v_main_~r~0_2 v_main_~x~0_5)) InVars {main_~x~0=v_main_~x~0_5} OutVars{main_~q~0=v_main_~q~0_2, main_~x~0=v_main_~x~0_5, main_~b~0=v_main_~b~0_2, main_~r~0=v_main_~r~0_2, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0, main_~a~0] {543#(and (= main_~x~0 main_~r~0) (= main_~q~0 0) (<= main_~y~0 20) (<= 1 main_~y~0))} is VALID [2022-04-07 18:31:45,285 INFO L290 TraceCheckUtils]: 23: Hoare triple {543#(and (= main_~x~0 main_~r~0) (= main_~q~0 0) (<= main_~y~0 20) (<= 1 main_~y~0))} [118] L38-2-->L39: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {543#(and (= main_~x~0 main_~r~0) (= main_~q~0 0) (<= main_~y~0 20) (<= 1 main_~y~0))} is VALID [2022-04-07 18:31:45,285 INFO L272 TraceCheckUtils]: 24: Hoare triple {543#(and (= main_~x~0 main_~r~0) (= main_~q~0 0) (<= main_~y~0 20) (<= 1 main_~y~0))} [120] L39-->__VERIFIER_assertENTRY: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {468#true} is VALID [2022-04-07 18:31:45,285 INFO L290 TraceCheckUtils]: 25: Hoare triple {468#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {468#true} is VALID [2022-04-07 18:31:45,285 INFO L290 TraceCheckUtils]: 26: Hoare triple {468#true} [126] L15-->L15-2: 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[] {468#true} is VALID [2022-04-07 18:31:45,285 INFO L290 TraceCheckUtils]: 27: Hoare triple {468#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {468#true} is VALID [2022-04-07 18:31:45,286 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {468#true} {543#(and (= main_~x~0 main_~r~0) (= main_~q~0 0) (<= main_~y~0 20) (<= 1 main_~y~0))} [148] __VERIFIER_assertEXIT-->L39-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {543#(and (= main_~x~0 main_~r~0) (= main_~q~0 0) (<= main_~y~0 20) (<= 1 main_~y~0))} is VALID [2022-04-07 18:31:45,287 INFO L272 TraceCheckUtils]: 29: Hoare triple {543#(and (= main_~x~0 main_~r~0) (= main_~q~0 0) (<= main_~y~0 20) (<= 1 main_~y~0))} [123] L39-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~x~0_10 (+ v_main_~r~0_14 (* v_main_~y~0_16 v_main_~q~0_8))) 1 0)) InVars {main_~q~0=v_main_~q~0_8, main_~y~0=v_main_~y~0_16, main_~x~0=v_main_~x~0_10, main_~r~0=v_main_~r~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {565#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-07 18:31:45,288 INFO L290 TraceCheckUtils]: 30: Hoare triple {565#(<= 1 |__VERIFIER_assert_#in~cond|)} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {569#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-07 18:31:45,288 INFO L290 TraceCheckUtils]: 31: Hoare triple {569#(<= 1 __VERIFIER_assert_~cond)} [125] L15-->L16: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {469#false} is VALID [2022-04-07 18:31:45,288 INFO L290 TraceCheckUtils]: 32: Hoare triple {469#false} [129] L16-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {469#false} is VALID [2022-04-07 18:31:45,288 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-04-07 18:31:45,289 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-07 18:31:45,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-07 18:31:45,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998406024] [2022-04-07 18:31:45,289 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-07 18:31:45,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [520627718] [2022-04-07 18:31:45,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [520627718] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-07 18:31:45,289 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-07 18:31:45,289 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-04-07 18:31:45,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315942516] [2022-04-07 18:31:45,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-07 18:31:45,290 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.25) internal successors, (18), 6 states have internal predecessors, (18), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 4 states have call predecessors, (5), 3 states have call successors, (5) Word has length 33 [2022-04-07 18:31:45,291 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-07 18:31:45,291 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 9 states, 8 states have (on average 2.25) internal successors, (18), 6 states have internal predecessors, (18), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 4 states have call predecessors, (5), 3 states have call successors, (5) [2022-04-07 18:31:45,313 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-07 18:31:45,313 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-04-07 18:31:45,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-07 18:31:45,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-04-07 18:31:45,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-04-07 18:31:45,314 INFO L87 Difference]: Start difference. First operand 40 states and 49 transitions. Second operand has 9 states, 8 states have (on average 2.25) internal successors, (18), 6 states have internal predecessors, (18), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 4 states have call predecessors, (5), 3 states have call successors, (5) [2022-04-07 18:31:45,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:45,762 INFO L93 Difference]: Finished difference Result 55 states and 70 transitions. [2022-04-07 18:31:45,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-07 18:31:45,763 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.25) internal successors, (18), 6 states have internal predecessors, (18), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 4 states have call predecessors, (5), 3 states have call successors, (5) Word has length 33 [2022-04-07 18:31:45,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-07 18:31:45,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 2.25) internal successors, (18), 6 states have internal predecessors, (18), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 4 states have call predecessors, (5), 3 states have call successors, (5) [2022-04-07 18:31:45,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 68 transitions. [2022-04-07 18:31:45,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 2.25) internal successors, (18), 6 states have internal predecessors, (18), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 4 states have call predecessors, (5), 3 states have call successors, (5) [2022-04-07 18:31:45,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 68 transitions. [2022-04-07 18:31:45,769 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 9 states and 68 transitions. [2022-04-07 18:31:45,831 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 68 edges. 68 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-07 18:31:45,833 INFO L225 Difference]: With dead ends: 55 [2022-04-07 18:31:45,833 INFO L226 Difference]: Without dead ends: 54 [2022-04-07 18:31:45,834 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-04-07 18:31:45,835 INFO L913 BasicCegarLoop]: 39 mSDtfsCounter, 39 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-07 18:31:45,835 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 166 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-07 18:31:45,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2022-04-07 18:31:45,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 53. [2022-04-07 18:31:45,840 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-07 18:31:45,840 INFO L82 GeneralOperation]: Start isEquivalent. First operand 54 states. Second operand has 53 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 30 states have internal predecessors, (33), 18 states have call successors, (18), 6 states have call predecessors, (18), 5 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-04-07 18:31:45,841 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand has 53 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 30 states have internal predecessors, (33), 18 states have call successors, (18), 6 states have call predecessors, (18), 5 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-04-07 18:31:45,841 INFO L87 Difference]: Start difference. First operand 54 states. Second operand has 53 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 30 states have internal predecessors, (33), 18 states have call successors, (18), 6 states have call predecessors, (18), 5 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-04-07 18:31:45,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:45,845 INFO L93 Difference]: Finished difference Result 54 states and 68 transitions. [2022-04-07 18:31:45,845 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2022-04-07 18:31:45,846 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 18:31:45,846 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-07 18:31:45,846 INFO L74 IsIncluded]: Start isIncluded. First operand has 53 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 30 states have internal predecessors, (33), 18 states have call successors, (18), 6 states have call predecessors, (18), 5 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand 54 states. [2022-04-07 18:31:45,847 INFO L87 Difference]: Start difference. First operand has 53 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 30 states have internal predecessors, (33), 18 states have call successors, (18), 6 states have call predecessors, (18), 5 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand 54 states. [2022-04-07 18:31:45,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:45,850 INFO L93 Difference]: Finished difference Result 54 states and 68 transitions. [2022-04-07 18:31:45,850 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2022-04-07 18:31:45,851 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 18:31:45,851 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-07 18:31:45,851 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-07 18:31:45,851 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-07 18:31:45,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 30 states have internal predecessors, (33), 18 states have call successors, (18), 6 states have call predecessors, (18), 5 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-04-07 18:31:45,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 67 transitions. [2022-04-07 18:31:45,854 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 67 transitions. Word has length 33 [2022-04-07 18:31:45,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-07 18:31:45,854 INFO L478 AbstractCegarLoop]: Abstraction has 53 states and 67 transitions. [2022-04-07 18:31:45,854 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.25) internal successors, (18), 6 states have internal predecessors, (18), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 4 states have call predecessors, (5), 3 states have call successors, (5) [2022-04-07 18:31:45,854 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2022-04-07 18:31:45,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-04-07 18:31:45,855 INFO L491 BasicCegarLoop]: Found error trace [2022-04-07 18:31:45,855 INFO L499 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2022-04-07 18:31:45,880 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-04-07 18:31:46,077 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,SelfDestructingSolverStorable2 [2022-04-07 18:31:46,078 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-07 18:31:46,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-07 18:31:46,078 INFO L85 PathProgramCache]: Analyzing trace with hash 619469170, now seen corresponding path program 1 times [2022-04-07 18:31:46,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-07 18:31:46,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366959054] [2022-04-07 18:31:46,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-07 18:31:46,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-07 18:31:46,097 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-07 18:31:46,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [945210303] [2022-04-07 18:31:46,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-07 18:31:46,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-07 18:31:46,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-07 18:31:46,098 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) [2022-04-07 18:31:46,106 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-04-07 18:31:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:46,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 7 conjunts are in the unsatisfiable core [2022-04-07 18:31:46,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:46,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-07 18:31:46,301 INFO L272 TraceCheckUtils]: 0: Hoare triple {795#true} [101] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {795#true} is VALID [2022-04-07 18:31:46,302 INFO L290 TraceCheckUtils]: 1: Hoare triple {795#true} [103] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 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_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select |v_#length_1| 2) 14) (= (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{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {795#true} is VALID [2022-04-07 18:31:46,302 INFO L290 TraceCheckUtils]: 2: Hoare triple {795#true} [106] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {795#true} is VALID [2022-04-07 18:31:46,302 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {795#true} {795#true} [143] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {795#true} is VALID [2022-04-07 18:31:46,302 INFO L272 TraceCheckUtils]: 4: Hoare triple {795#true} [102] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {795#true} is VALID [2022-04-07 18:31:46,303 INFO L290 TraceCheckUtils]: 5: Hoare triple {795#true} [105] mainENTRY-->L27: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~r~0, main_~a~0] {795#true} is VALID [2022-04-07 18:31:46,303 INFO L272 TraceCheckUtils]: 6: Hoare triple {795#true} [107] L27-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {795#true} is VALID [2022-04-07 18:31:46,303 INFO L290 TraceCheckUtils]: 7: Hoare triple {795#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {795#true} is VALID [2022-04-07 18:31:46,303 INFO L290 TraceCheckUtils]: 8: Hoare triple {795#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {795#true} is VALID [2022-04-07 18:31:46,303 INFO L290 TraceCheckUtils]: 9: Hoare triple {795#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {795#true} is VALID [2022-04-07 18:31:46,304 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {795#true} {795#true} [144] assume_abort_if_notEXIT-->L27-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {795#true} is VALID [2022-04-07 18:31:46,304 INFO L290 TraceCheckUtils]: 11: Hoare triple {795#true} [108] L27-1-->L29: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {795#true} is VALID [2022-04-07 18:31:46,304 INFO L272 TraceCheckUtils]: 12: Hoare triple {795#true} [110] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {795#true} is VALID [2022-04-07 18:31:46,304 INFO L290 TraceCheckUtils]: 13: Hoare triple {795#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {795#true} is VALID [2022-04-07 18:31:46,304 INFO L290 TraceCheckUtils]: 14: Hoare triple {795#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {795#true} is VALID [2022-04-07 18:31:46,305 INFO L290 TraceCheckUtils]: 15: Hoare triple {795#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {795#true} is VALID [2022-04-07 18:31:46,305 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {795#true} {795#true} [145] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {795#true} is VALID [2022-04-07 18:31:46,305 INFO L272 TraceCheckUtils]: 17: Hoare triple {795#true} [113] L29-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {795#true} is VALID [2022-04-07 18:31:46,305 INFO L290 TraceCheckUtils]: 18: Hoare triple {795#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {795#true} is VALID [2022-04-07 18:31:46,305 INFO L290 TraceCheckUtils]: 19: Hoare triple {795#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {795#true} is VALID [2022-04-07 18:31:46,305 INFO L290 TraceCheckUtils]: 20: Hoare triple {795#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {795#true} is VALID [2022-04-07 18:31:46,306 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {795#true} {795#true} [146] assume_abort_if_notEXIT-->L31: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {795#true} is VALID [2022-04-07 18:31:46,306 INFO L290 TraceCheckUtils]: 22: Hoare triple {795#true} [115] L31-->L38-2: Formula: (and (= v_main_~b~0_2 0) (= v_main_~q~0_2 0) (= v_main_~a~0_2 0) (= v_main_~r~0_2 v_main_~x~0_5)) InVars {main_~x~0=v_main_~x~0_5} OutVars{main_~q~0=v_main_~q~0_2, main_~x~0=v_main_~x~0_5, main_~b~0=v_main_~b~0_2, main_~r~0=v_main_~r~0_2, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0, main_~a~0] {795#true} is VALID [2022-04-07 18:31:46,306 INFO L290 TraceCheckUtils]: 23: Hoare triple {795#true} [118] L38-2-->L39: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {795#true} is VALID [2022-04-07 18:31:46,306 INFO L272 TraceCheckUtils]: 24: Hoare triple {795#true} [120] L39-->__VERIFIER_assertENTRY: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {795#true} is VALID [2022-04-07 18:31:46,306 INFO L290 TraceCheckUtils]: 25: Hoare triple {795#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {795#true} is VALID [2022-04-07 18:31:46,307 INFO L290 TraceCheckUtils]: 26: Hoare triple {795#true} [126] L15-->L15-2: 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[] {795#true} is VALID [2022-04-07 18:31:46,307 INFO L290 TraceCheckUtils]: 27: Hoare triple {795#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {795#true} is VALID [2022-04-07 18:31:46,307 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {795#true} {795#true} [148] __VERIFIER_assertEXIT-->L39-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {795#true} is VALID [2022-04-07 18:31:46,307 INFO L272 TraceCheckUtils]: 29: Hoare triple {795#true} [123] L39-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~x~0_10 (+ v_main_~r~0_14 (* v_main_~y~0_16 v_main_~q~0_8))) 1 0)) InVars {main_~q~0=v_main_~q~0_8, main_~y~0=v_main_~y~0_16, main_~x~0=v_main_~x~0_10, main_~r~0=v_main_~r~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {795#true} is VALID [2022-04-07 18:31:46,307 INFO L290 TraceCheckUtils]: 30: Hoare triple {795#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {795#true} is VALID [2022-04-07 18:31:46,307 INFO L290 TraceCheckUtils]: 31: Hoare triple {795#true} [126] L15-->L15-2: 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[] {795#true} is VALID [2022-04-07 18:31:46,308 INFO L290 TraceCheckUtils]: 32: Hoare triple {795#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {795#true} is VALID [2022-04-07 18:31:46,308 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {795#true} {795#true} [149] __VERIFIER_assertEXIT-->L40: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~x~0_10 (+ v_main_~r~0_14 (* v_main_~y~0_16 v_main_~q~0_8))) 1 0)) InVars {main_~q~0=v_main_~q~0_8, main_~y~0=v_main_~y~0_16, main_~x~0=v_main_~x~0_10, main_~r~0=v_main_~r~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {795#true} is VALID [2022-04-07 18:31:46,308 INFO L290 TraceCheckUtils]: 34: Hoare triple {795#true} [128] L40-->L47-2: Formula: (and (= v_main_~b~0_4 v_main_~y~0_8) (<= v_main_~y~0_8 v_main_~r~0_5) (= v_main_~a~0_4 1)) InVars {main_~y~0=v_main_~y~0_8, main_~r~0=v_main_~r~0_5} OutVars{main_~y~0=v_main_~y~0_8, main_~b~0=v_main_~b~0_4, main_~r~0=v_main_~r~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~b~0, main_~a~0] {902#(and (= main_~a~0 1) (= main_~b~0 main_~y~0))} is VALID [2022-04-07 18:31:46,309 INFO L290 TraceCheckUtils]: 35: Hoare triple {902#(and (= main_~a~0 1) (= main_~b~0 main_~y~0))} [134] L47-2-->L48: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {902#(and (= main_~a~0 1) (= main_~b~0 main_~y~0))} is VALID [2022-04-07 18:31:46,309 INFO L272 TraceCheckUtils]: 36: Hoare triple {902#(and (= main_~a~0 1) (= main_~b~0 main_~y~0))} [136] L48-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_17 v_main_~a~0_11) v_main_~b~0_12) 1 0)) InVars {main_~y~0=v_main_~y~0_17, main_~b~0=v_main_~b~0_12, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {909#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-07 18:31:46,310 INFO L290 TraceCheckUtils]: 37: Hoare triple {909#(<= 1 |__VERIFIER_assert_#in~cond|)} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {913#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-07 18:31:46,310 INFO L290 TraceCheckUtils]: 38: Hoare triple {913#(<= 1 __VERIFIER_assert_~cond)} [125] L15-->L16: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {796#false} is VALID [2022-04-07 18:31:46,310 INFO L290 TraceCheckUtils]: 39: Hoare triple {796#false} [129] L16-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {796#false} is VALID [2022-04-07 18:31:46,311 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-04-07 18:31:46,311 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-07 18:31:46,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-07 18:31:46,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366959054] [2022-04-07 18:31:46,311 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-07 18:31:46,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [945210303] [2022-04-07 18:31:46,311 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [945210303] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-07 18:31:46,311 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-07 18:31:46,312 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-07 18:31:46,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871416602] [2022-04-07 18:31:46,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-07 18:31:46,312 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), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 40 [2022-04-07 18:31:46,313 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-07 18:31:46,313 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), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-07 18:31:46,335 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-07 18:31:46,335 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-07 18:31:46,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-07 18:31:46,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-07 18:31:46,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-07 18:31:46,336 INFO L87 Difference]: Start difference. First operand 53 states and 67 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), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-07 18:31:46,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:46,535 INFO L93 Difference]: Finished difference Result 77 states and 103 transitions. [2022-04-07 18:31:46,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-07 18:31:46,535 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), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 40 [2022-04-07 18:31:46,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-07 18:31:46,536 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), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-07 18:31:46,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 68 transitions. [2022-04-07 18:31:46,538 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), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-07 18:31:46,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 68 transitions. [2022-04-07 18:31:46,540 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 68 transitions. [2022-04-07 18:31:46,595 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 68 edges. 68 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-07 18:31:46,597 INFO L225 Difference]: With dead ends: 77 [2022-04-07 18:31:46,597 INFO L226 Difference]: Without dead ends: 77 [2022-04-07 18:31:46,598 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-07 18:31:46,599 INFO L913 BasicCegarLoop]: 46 mSDtfsCounter, 10 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-07 18:31:46,599 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 144 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-07 18:31:46,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2022-04-07 18:31:46,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 70. [2022-04-07 18:31:46,605 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-07 18:31:46,605 INFO L82 GeneralOperation]: Start isEquivalent. First operand 77 states. Second operand has 70 states, 38 states have (on average 1.1578947368421053) internal successors, (44), 40 states have internal predecessors, (44), 25 states have call successors, (25), 7 states have call predecessors, (25), 6 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-07 18:31:46,606 INFO L74 IsIncluded]: Start isIncluded. First operand 77 states. Second operand has 70 states, 38 states have (on average 1.1578947368421053) internal successors, (44), 40 states have internal predecessors, (44), 25 states have call successors, (25), 7 states have call predecessors, (25), 6 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-07 18:31:46,606 INFO L87 Difference]: Start difference. First operand 77 states. Second operand has 70 states, 38 states have (on average 1.1578947368421053) internal successors, (44), 40 states have internal predecessors, (44), 25 states have call successors, (25), 7 states have call predecessors, (25), 6 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-07 18:31:46,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:46,611 INFO L93 Difference]: Finished difference Result 77 states and 103 transitions. [2022-04-07 18:31:46,611 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 103 transitions. [2022-04-07 18:31:46,612 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 18:31:46,612 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-07 18:31:46,612 INFO L74 IsIncluded]: Start isIncluded. First operand has 70 states, 38 states have (on average 1.1578947368421053) internal successors, (44), 40 states have internal predecessors, (44), 25 states have call successors, (25), 7 states have call predecessors, (25), 6 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) Second operand 77 states. [2022-04-07 18:31:46,612 INFO L87 Difference]: Start difference. First operand has 70 states, 38 states have (on average 1.1578947368421053) internal successors, (44), 40 states have internal predecessors, (44), 25 states have call successors, (25), 7 states have call predecessors, (25), 6 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) Second operand 77 states. [2022-04-07 18:31:46,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:46,617 INFO L93 Difference]: Finished difference Result 77 states and 103 transitions. [2022-04-07 18:31:46,617 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 103 transitions. [2022-04-07 18:31:46,617 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 18:31:46,618 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-07 18:31:46,618 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-07 18:31:46,618 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-07 18:31:46,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 38 states have (on average 1.1578947368421053) internal successors, (44), 40 states have internal predecessors, (44), 25 states have call successors, (25), 7 states have call predecessors, (25), 6 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-07 18:31:46,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 92 transitions. [2022-04-07 18:31:46,621 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 92 transitions. Word has length 40 [2022-04-07 18:31:46,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-07 18:31:46,622 INFO L478 AbstractCegarLoop]: Abstraction has 70 states and 92 transitions. [2022-04-07 18:31:46,622 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), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-07 18:31:46,622 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2022-04-07 18:31:46,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-04-07 18:31:46,623 INFO L491 BasicCegarLoop]: Found error trace [2022-04-07 18:31:46,623 INFO L499 BasicCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-07 18:31:46,646 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-04-07 18:31:46,839 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-07 18:31:46,839 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-07 18:31:46,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-07 18:31:46,840 INFO L85 PathProgramCache]: Analyzing trace with hash -574143214, now seen corresponding path program 1 times [2022-04-07 18:31:46,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-07 18:31:46,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860025045] [2022-04-07 18:31:46,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-07 18:31:46,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-07 18:31:46,858 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-07 18:31:46,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1241415629] [2022-04-07 18:31:46,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-07 18:31:46,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-07 18:31:46,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-07 18:31:46,861 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) [2022-04-07 18:31:46,862 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-04-07 18:31:46,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:46,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 9 conjunts are in the unsatisfiable core [2022-04-07 18:31:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:46,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-07 18:31:47,092 INFO L272 TraceCheckUtils]: 0: Hoare triple {1222#true} [101] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1222#true} is VALID [2022-04-07 18:31:47,092 INFO L290 TraceCheckUtils]: 1: Hoare triple {1222#true} [103] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 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_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select |v_#length_1| 2) 14) (= (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{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {1222#true} is VALID [2022-04-07 18:31:47,093 INFO L290 TraceCheckUtils]: 2: Hoare triple {1222#true} [106] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1222#true} is VALID [2022-04-07 18:31:47,093 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1222#true} {1222#true} [143] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1222#true} is VALID [2022-04-07 18:31:47,093 INFO L272 TraceCheckUtils]: 4: Hoare triple {1222#true} [102] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1222#true} is VALID [2022-04-07 18:31:47,093 INFO L290 TraceCheckUtils]: 5: Hoare triple {1222#true} [105] mainENTRY-->L27: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~r~0, main_~a~0] {1222#true} is VALID [2022-04-07 18:31:47,094 INFO L272 TraceCheckUtils]: 6: Hoare triple {1222#true} [107] L27-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {1222#true} is VALID [2022-04-07 18:31:47,094 INFO L290 TraceCheckUtils]: 7: Hoare triple {1222#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1222#true} is VALID [2022-04-07 18:31:47,094 INFO L290 TraceCheckUtils]: 8: Hoare triple {1222#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1222#true} is VALID [2022-04-07 18:31:47,094 INFO L290 TraceCheckUtils]: 9: Hoare triple {1222#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1222#true} is VALID [2022-04-07 18:31:47,094 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1222#true} {1222#true} [144] assume_abort_if_notEXIT-->L27-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {1222#true} is VALID [2022-04-07 18:31:47,094 INFO L290 TraceCheckUtils]: 11: Hoare triple {1222#true} [108] L27-1-->L29: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {1222#true} is VALID [2022-04-07 18:31:47,094 INFO L272 TraceCheckUtils]: 12: Hoare triple {1222#true} [110] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {1222#true} is VALID [2022-04-07 18:31:47,095 INFO L290 TraceCheckUtils]: 13: Hoare triple {1222#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1222#true} is VALID [2022-04-07 18:31:47,096 INFO L290 TraceCheckUtils]: 14: Hoare triple {1222#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1222#true} is VALID [2022-04-07 18:31:47,096 INFO L290 TraceCheckUtils]: 15: Hoare triple {1222#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1222#true} is VALID [2022-04-07 18:31:47,096 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {1222#true} {1222#true} [145] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {1222#true} is VALID [2022-04-07 18:31:47,096 INFO L272 TraceCheckUtils]: 17: Hoare triple {1222#true} [113] L29-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1222#true} is VALID [2022-04-07 18:31:47,096 INFO L290 TraceCheckUtils]: 18: Hoare triple {1222#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1281#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-07 18:31:47,097 INFO L290 TraceCheckUtils]: 19: Hoare triple {1281#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1285#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-07 18:31:47,097 INFO L290 TraceCheckUtils]: 20: Hoare triple {1285#(not (= |assume_abort_if_not_#in~cond| 0))} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1285#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-07 18:31:47,099 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1285#(not (= |assume_abort_if_not_#in~cond| 0))} {1222#true} [146] assume_abort_if_notEXIT-->L31: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1292#(<= 1 main_~y~0)} is VALID [2022-04-07 18:31:47,099 INFO L290 TraceCheckUtils]: 22: Hoare triple {1292#(<= 1 main_~y~0)} [115] L31-->L38-2: Formula: (and (= v_main_~b~0_2 0) (= v_main_~q~0_2 0) (= v_main_~a~0_2 0) (= v_main_~r~0_2 v_main_~x~0_5)) InVars {main_~x~0=v_main_~x~0_5} OutVars{main_~q~0=v_main_~q~0_2, main_~x~0=v_main_~x~0_5, main_~b~0=v_main_~b~0_2, main_~r~0=v_main_~r~0_2, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0, main_~a~0] {1292#(<= 1 main_~y~0)} is VALID [2022-04-07 18:31:47,099 INFO L290 TraceCheckUtils]: 23: Hoare triple {1292#(<= 1 main_~y~0)} [118] L38-2-->L39: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1292#(<= 1 main_~y~0)} is VALID [2022-04-07 18:31:47,099 INFO L272 TraceCheckUtils]: 24: Hoare triple {1292#(<= 1 main_~y~0)} [120] L39-->__VERIFIER_assertENTRY: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {1222#true} is VALID [2022-04-07 18:31:47,100 INFO L290 TraceCheckUtils]: 25: Hoare triple {1222#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1222#true} is VALID [2022-04-07 18:31:47,100 INFO L290 TraceCheckUtils]: 26: Hoare triple {1222#true} [126] L15-->L15-2: 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[] {1222#true} is VALID [2022-04-07 18:31:47,100 INFO L290 TraceCheckUtils]: 27: Hoare triple {1222#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1222#true} is VALID [2022-04-07 18:31:47,100 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {1222#true} {1292#(<= 1 main_~y~0)} [148] __VERIFIER_assertEXIT-->L39-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {1292#(<= 1 main_~y~0)} is VALID [2022-04-07 18:31:47,101 INFO L272 TraceCheckUtils]: 29: Hoare triple {1292#(<= 1 main_~y~0)} [123] L39-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~x~0_10 (+ v_main_~r~0_14 (* v_main_~y~0_16 v_main_~q~0_8))) 1 0)) InVars {main_~q~0=v_main_~q~0_8, main_~y~0=v_main_~y~0_16, main_~x~0=v_main_~x~0_10, main_~r~0=v_main_~r~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {1222#true} is VALID [2022-04-07 18:31:47,101 INFO L290 TraceCheckUtils]: 30: Hoare triple {1222#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1222#true} is VALID [2022-04-07 18:31:47,101 INFO L290 TraceCheckUtils]: 31: Hoare triple {1222#true} [126] L15-->L15-2: 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[] {1222#true} is VALID [2022-04-07 18:31:47,101 INFO L290 TraceCheckUtils]: 32: Hoare triple {1222#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1222#true} is VALID [2022-04-07 18:31:47,102 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {1222#true} {1292#(<= 1 main_~y~0)} [149] __VERIFIER_assertEXIT-->L40: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~x~0_10 (+ v_main_~r~0_14 (* v_main_~y~0_16 v_main_~q~0_8))) 1 0)) InVars {main_~q~0=v_main_~q~0_8, main_~y~0=v_main_~y~0_16, main_~x~0=v_main_~x~0_10, main_~r~0=v_main_~r~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {1292#(<= 1 main_~y~0)} is VALID [2022-04-07 18:31:47,104 INFO L290 TraceCheckUtils]: 34: Hoare triple {1292#(<= 1 main_~y~0)} [128] L40-->L47-2: Formula: (and (= v_main_~b~0_4 v_main_~y~0_8) (<= v_main_~y~0_8 v_main_~r~0_5) (= v_main_~a~0_4 1)) InVars {main_~y~0=v_main_~y~0_8, main_~r~0=v_main_~r~0_5} OutVars{main_~y~0=v_main_~y~0_8, main_~b~0=v_main_~b~0_4, main_~r~0=v_main_~r~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~b~0, main_~a~0] {1332#(<= 1 main_~r~0)} is VALID [2022-04-07 18:31:47,105 INFO L290 TraceCheckUtils]: 35: Hoare triple {1332#(<= 1 main_~r~0)} [134] L47-2-->L48: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1332#(<= 1 main_~r~0)} is VALID [2022-04-07 18:31:47,105 INFO L272 TraceCheckUtils]: 36: Hoare triple {1332#(<= 1 main_~r~0)} [136] L48-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_17 v_main_~a~0_11) v_main_~b~0_12) 1 0)) InVars {main_~y~0=v_main_~y~0_17, main_~b~0=v_main_~b~0_12, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {1222#true} is VALID [2022-04-07 18:31:47,105 INFO L290 TraceCheckUtils]: 37: Hoare triple {1222#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1222#true} is VALID [2022-04-07 18:31:47,105 INFO L290 TraceCheckUtils]: 38: Hoare triple {1222#true} [126] L15-->L15-2: 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[] {1222#true} is VALID [2022-04-07 18:31:47,105 INFO L290 TraceCheckUtils]: 39: Hoare triple {1222#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1222#true} is VALID [2022-04-07 18:31:47,106 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {1222#true} {1332#(<= 1 main_~r~0)} [150] __VERIFIER_assertEXIT-->L48-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_17 v_main_~a~0_11) v_main_~b~0_12) 1 0)) InVars {main_~y~0=v_main_~y~0_17, main_~b~0=v_main_~b~0_12, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {1332#(<= 1 main_~r~0)} is VALID [2022-04-07 18:31:47,106 INFO L272 TraceCheckUtils]: 41: Hoare triple {1332#(<= 1 main_~r~0)} [137] L48-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= v_main_~x~0_11 (+ v_main_~r~0_15 (* v_main_~y~0_18 v_main_~q~0_9))) 1 0) |v___VERIFIER_assert_#in~condInParam_4|) InVars {main_~q~0=v_main_~q~0_9, main_~y~0=v_main_~y~0_18, main_~x~0=v_main_~x~0_11, main_~r~0=v_main_~r~0_15} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {1222#true} is VALID [2022-04-07 18:31:47,107 INFO L290 TraceCheckUtils]: 42: Hoare triple {1222#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1222#true} is VALID [2022-04-07 18:31:47,107 INFO L290 TraceCheckUtils]: 43: Hoare triple {1222#true} [126] L15-->L15-2: 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[] {1222#true} is VALID [2022-04-07 18:31:47,107 INFO L290 TraceCheckUtils]: 44: Hoare triple {1222#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1222#true} is VALID [2022-04-07 18:31:47,107 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {1222#true} {1332#(<= 1 main_~r~0)} [151] __VERIFIER_assertEXIT-->L49: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= v_main_~x~0_11 (+ v_main_~r~0_15 (* v_main_~y~0_18 v_main_~q~0_9))) 1 0) |v___VERIFIER_assert_#in~condInParam_4|) InVars {main_~q~0=v_main_~q~0_9, main_~y~0=v_main_~y~0_18, main_~x~0=v_main_~x~0_11, main_~r~0=v_main_~r~0_15} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {1332#(<= 1 main_~r~0)} is VALID [2022-04-07 18:31:47,108 INFO L272 TraceCheckUtils]: 46: Hoare triple {1332#(<= 1 main_~r~0)} [138] L49-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_5| (ite (<= 0 v_main_~r~0_16) 1 0)) InVars {main_~r~0=v_main_~r~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~r~0] {1369#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-07 18:31:47,109 INFO L290 TraceCheckUtils]: 47: Hoare triple {1369#(<= 1 |__VERIFIER_assert_#in~cond|)} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1373#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-07 18:31:47,109 INFO L290 TraceCheckUtils]: 48: Hoare triple {1373#(<= 1 __VERIFIER_assert_~cond)} [125] L15-->L16: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {1223#false} is VALID [2022-04-07 18:31:47,109 INFO L290 TraceCheckUtils]: 49: Hoare triple {1223#false} [129] L16-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1223#false} is VALID [2022-04-07 18:31:47,109 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-04-07 18:31:47,110 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-07 18:31:47,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-07 18:31:47,110 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860025045] [2022-04-07 18:31:47,110 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-07 18:31:47,110 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1241415629] [2022-04-07 18:31:47,110 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1241415629] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-07 18:31:47,110 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-07 18:31:47,110 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-04-07 18:31:47,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281141674] [2022-04-07 18:31:47,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-07 18:31:47,112 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 3 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 50 [2022-04-07 18:31:47,113 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-07 18:31:47,113 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 3 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-04-07 18:31:47,141 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-07 18:31:47,142 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-07 18:31:47,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-07 18:31:47,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-07 18:31:47,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-04-07 18:31:47,142 INFO L87 Difference]: Start difference. First operand 70 states and 92 transitions. Second operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 3 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-04-07 18:31:47,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:47,456 INFO L93 Difference]: Finished difference Result 74 states and 95 transitions. [2022-04-07 18:31:47,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-07 18:31:47,456 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 3 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 50 [2022-04-07 18:31:47,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-07 18:31:47,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 3 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-04-07 18:31:47,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 47 transitions. [2022-04-07 18:31:47,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 3 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-04-07 18:31:47,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 47 transitions. [2022-04-07 18:31:47,460 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 8 states and 47 transitions. [2022-04-07 18:31:47,496 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-07 18:31:47,498 INFO L225 Difference]: With dead ends: 74 [2022-04-07 18:31:47,498 INFO L226 Difference]: Without dead ends: 74 [2022-04-07 18:31:47,499 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-04-07 18:31:47,500 INFO L913 BasicCegarLoop]: 34 mSDtfsCounter, 16 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-07 18:31:47,500 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 160 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-07 18:31:47,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2022-04-07 18:31:47,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2022-04-07 18:31:47,505 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-07 18:31:47,506 INFO L82 GeneralOperation]: Start isEquivalent. First operand 74 states. Second operand has 74 states, 41 states have (on average 1.146341463414634) internal successors, (47), 43 states have internal predecessors, (47), 25 states have call successors, (25), 8 states have call predecessors, (25), 7 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-07 18:31:47,506 INFO L74 IsIncluded]: Start isIncluded. First operand 74 states. Second operand has 74 states, 41 states have (on average 1.146341463414634) internal successors, (47), 43 states have internal predecessors, (47), 25 states have call successors, (25), 8 states have call predecessors, (25), 7 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-07 18:31:47,507 INFO L87 Difference]: Start difference. First operand 74 states. Second operand has 74 states, 41 states have (on average 1.146341463414634) internal successors, (47), 43 states have internal predecessors, (47), 25 states have call successors, (25), 8 states have call predecessors, (25), 7 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-07 18:31:47,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:47,510 INFO L93 Difference]: Finished difference Result 74 states and 95 transitions. [2022-04-07 18:31:47,510 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 95 transitions. [2022-04-07 18:31:47,511 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 18:31:47,511 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-07 18:31:47,511 INFO L74 IsIncluded]: Start isIncluded. First operand has 74 states, 41 states have (on average 1.146341463414634) internal successors, (47), 43 states have internal predecessors, (47), 25 states have call successors, (25), 8 states have call predecessors, (25), 7 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) Second operand 74 states. [2022-04-07 18:31:47,512 INFO L87 Difference]: Start difference. First operand has 74 states, 41 states have (on average 1.146341463414634) internal successors, (47), 43 states have internal predecessors, (47), 25 states have call successors, (25), 8 states have call predecessors, (25), 7 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) Second operand 74 states. [2022-04-07 18:31:47,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:47,515 INFO L93 Difference]: Finished difference Result 74 states and 95 transitions. [2022-04-07 18:31:47,515 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 95 transitions. [2022-04-07 18:31:47,516 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 18:31:47,516 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-07 18:31:47,516 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-07 18:31:47,516 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-07 18:31:47,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 41 states have (on average 1.146341463414634) internal successors, (47), 43 states have internal predecessors, (47), 25 states have call successors, (25), 8 states have call predecessors, (25), 7 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-07 18:31:47,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 95 transitions. [2022-04-07 18:31:47,519 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 95 transitions. Word has length 50 [2022-04-07 18:31:47,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-07 18:31:47,520 INFO L478 AbstractCegarLoop]: Abstraction has 74 states and 95 transitions. [2022-04-07 18:31:47,520 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 3 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-04-07 18:31:47,520 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 95 transitions. [2022-04-07 18:31:47,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-04-07 18:31:47,521 INFO L491 BasicCegarLoop]: Found error trace [2022-04-07 18:31:47,521 INFO L499 BasicCegarLoop]: trace histogram [6, 5, 5, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-07 18:31:47,551 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-04-07 18:31:47,740 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-07 18:31:47,741 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-07 18:31:47,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-07 18:31:47,741 INFO L85 PathProgramCache]: Analyzing trace with hash -810208713, now seen corresponding path program 1 times [2022-04-07 18:31:47,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-07 18:31:47,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78911337] [2022-04-07 18:31:47,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-07 18:31:47,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-07 18:31:47,761 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-07 18:31:47,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [827552851] [2022-04-07 18:31:47,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-07 18:31:47,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-07 18:31:47,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-07 18:31:47,762 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) [2022-04-07 18:31:47,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-04-07 18:31:47,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:47,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 9 conjunts are in the unsatisfiable core [2022-04-07 18:31:47,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:47,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-07 18:31:48,160 INFO L272 TraceCheckUtils]: 0: Hoare triple {1681#true} [101] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:48,161 INFO L290 TraceCheckUtils]: 1: Hoare triple {1681#true} [103] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 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_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select |v_#length_1| 2) 14) (= (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{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {1681#true} is VALID [2022-04-07 18:31:48,161 INFO L290 TraceCheckUtils]: 2: Hoare triple {1681#true} [106] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:48,161 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1681#true} {1681#true} [143] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:48,161 INFO L272 TraceCheckUtils]: 4: Hoare triple {1681#true} [102] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:48,161 INFO L290 TraceCheckUtils]: 5: Hoare triple {1681#true} [105] mainENTRY-->L27: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~r~0, main_~a~0] {1681#true} is VALID [2022-04-07 18:31:48,162 INFO L272 TraceCheckUtils]: 6: Hoare triple {1681#true} [107] L27-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {1681#true} is VALID [2022-04-07 18:31:48,162 INFO L290 TraceCheckUtils]: 7: Hoare triple {1681#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1681#true} is VALID [2022-04-07 18:31:48,162 INFO L290 TraceCheckUtils]: 8: Hoare triple {1681#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:48,162 INFO L290 TraceCheckUtils]: 9: Hoare triple {1681#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:48,162 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1681#true} {1681#true} [144] assume_abort_if_notEXIT-->L27-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {1681#true} is VALID [2022-04-07 18:31:48,162 INFO L290 TraceCheckUtils]: 11: Hoare triple {1681#true} [108] L27-1-->L29: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {1681#true} is VALID [2022-04-07 18:31:48,163 INFO L272 TraceCheckUtils]: 12: Hoare triple {1681#true} [110] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {1681#true} is VALID [2022-04-07 18:31:48,163 INFO L290 TraceCheckUtils]: 13: Hoare triple {1681#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1681#true} is VALID [2022-04-07 18:31:48,163 INFO L290 TraceCheckUtils]: 14: Hoare triple {1681#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:48,163 INFO L290 TraceCheckUtils]: 15: Hoare triple {1681#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:48,163 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {1681#true} {1681#true} [145] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {1681#true} is VALID [2022-04-07 18:31:48,163 INFO L272 TraceCheckUtils]: 17: Hoare triple {1681#true} [113] L29-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1681#true} is VALID [2022-04-07 18:31:48,163 INFO L290 TraceCheckUtils]: 18: Hoare triple {1681#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1681#true} is VALID [2022-04-07 18:31:48,164 INFO L290 TraceCheckUtils]: 19: Hoare triple {1681#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:48,164 INFO L290 TraceCheckUtils]: 20: Hoare triple {1681#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:48,164 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1681#true} {1681#true} [146] assume_abort_if_notEXIT-->L31: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1681#true} is VALID [2022-04-07 18:31:48,164 INFO L290 TraceCheckUtils]: 22: Hoare triple {1681#true} [115] L31-->L38-2: Formula: (and (= v_main_~b~0_2 0) (= v_main_~q~0_2 0) (= v_main_~a~0_2 0) (= v_main_~r~0_2 v_main_~x~0_5)) InVars {main_~x~0=v_main_~x~0_5} OutVars{main_~q~0=v_main_~q~0_2, main_~x~0=v_main_~x~0_5, main_~b~0=v_main_~b~0_2, main_~r~0=v_main_~r~0_2, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0, main_~a~0] {1681#true} is VALID [2022-04-07 18:31:48,164 INFO L290 TraceCheckUtils]: 23: Hoare triple {1681#true} [118] L38-2-->L39: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:48,164 INFO L272 TraceCheckUtils]: 24: Hoare triple {1681#true} [120] L39-->__VERIFIER_assertENTRY: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {1681#true} is VALID [2022-04-07 18:31:48,164 INFO L290 TraceCheckUtils]: 25: Hoare triple {1681#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1681#true} is VALID [2022-04-07 18:31:48,165 INFO L290 TraceCheckUtils]: 26: Hoare triple {1681#true} [126] L15-->L15-2: 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[] {1681#true} is VALID [2022-04-07 18:31:48,165 INFO L290 TraceCheckUtils]: 27: Hoare triple {1681#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:48,165 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {1681#true} {1681#true} [148] __VERIFIER_assertEXIT-->L39-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {1681#true} is VALID [2022-04-07 18:31:48,165 INFO L272 TraceCheckUtils]: 29: Hoare triple {1681#true} [123] L39-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~x~0_10 (+ v_main_~r~0_14 (* v_main_~y~0_16 v_main_~q~0_8))) 1 0)) InVars {main_~q~0=v_main_~q~0_8, main_~y~0=v_main_~y~0_16, main_~x~0=v_main_~x~0_10, main_~r~0=v_main_~r~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {1681#true} is VALID [2022-04-07 18:31:48,165 INFO L290 TraceCheckUtils]: 30: Hoare triple {1681#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1681#true} is VALID [2022-04-07 18:31:48,165 INFO L290 TraceCheckUtils]: 31: Hoare triple {1681#true} [126] L15-->L15-2: 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[] {1681#true} is VALID [2022-04-07 18:31:48,165 INFO L290 TraceCheckUtils]: 32: Hoare triple {1681#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:48,166 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {1681#true} {1681#true} [149] __VERIFIER_assertEXIT-->L40: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~x~0_10 (+ v_main_~r~0_14 (* v_main_~y~0_16 v_main_~q~0_8))) 1 0)) InVars {main_~q~0=v_main_~q~0_8, main_~y~0=v_main_~y~0_16, main_~x~0=v_main_~x~0_10, main_~r~0=v_main_~r~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {1681#true} is VALID [2022-04-07 18:31:48,166 INFO L290 TraceCheckUtils]: 34: Hoare triple {1681#true} [128] L40-->L47-2: Formula: (and (= v_main_~b~0_4 v_main_~y~0_8) (<= v_main_~y~0_8 v_main_~r~0_5) (= v_main_~a~0_4 1)) InVars {main_~y~0=v_main_~y~0_8, main_~r~0=v_main_~r~0_5} OutVars{main_~y~0=v_main_~y~0_8, main_~b~0=v_main_~b~0_4, main_~r~0=v_main_~r~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~b~0, main_~a~0] {1681#true} is VALID [2022-04-07 18:31:48,166 INFO L290 TraceCheckUtils]: 35: Hoare triple {1681#true} [134] L47-2-->L48: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:48,166 INFO L272 TraceCheckUtils]: 36: Hoare triple {1681#true} [136] L48-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_17 v_main_~a~0_11) v_main_~b~0_12) 1 0)) InVars {main_~y~0=v_main_~y~0_17, main_~b~0=v_main_~b~0_12, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {1681#true} is VALID [2022-04-07 18:31:48,166 INFO L290 TraceCheckUtils]: 37: Hoare triple {1681#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1797#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-07 18:31:48,167 INFO L290 TraceCheckUtils]: 38: Hoare triple {1797#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} [126] L15-->L15-2: 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[] {1801#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-07 18:31:48,167 INFO L290 TraceCheckUtils]: 39: Hoare triple {1801#(not (= |__VERIFIER_assert_#in~cond| 0))} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1801#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-07 18:31:48,168 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {1801#(not (= |__VERIFIER_assert_#in~cond| 0))} {1681#true} [150] __VERIFIER_assertEXIT-->L48-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_17 v_main_~a~0_11) v_main_~b~0_12) 1 0)) InVars {main_~y~0=v_main_~y~0_17, main_~b~0=v_main_~b~0_12, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {1808#(= main_~b~0 (* main_~a~0 main_~y~0))} is VALID [2022-04-07 18:31:48,168 INFO L272 TraceCheckUtils]: 41: Hoare triple {1808#(= main_~b~0 (* main_~a~0 main_~y~0))} [137] L48-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= v_main_~x~0_11 (+ v_main_~r~0_15 (* v_main_~y~0_18 v_main_~q~0_9))) 1 0) |v___VERIFIER_assert_#in~condInParam_4|) InVars {main_~q~0=v_main_~q~0_9, main_~y~0=v_main_~y~0_18, main_~x~0=v_main_~x~0_11, main_~r~0=v_main_~r~0_15} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {1681#true} is VALID [2022-04-07 18:31:48,168 INFO L290 TraceCheckUtils]: 42: Hoare triple {1681#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1681#true} is VALID [2022-04-07 18:31:48,169 INFO L290 TraceCheckUtils]: 43: Hoare triple {1681#true} [126] L15-->L15-2: 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[] {1681#true} is VALID [2022-04-07 18:31:48,169 INFO L290 TraceCheckUtils]: 44: Hoare triple {1681#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:48,170 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {1681#true} {1808#(= main_~b~0 (* main_~a~0 main_~y~0))} [151] __VERIFIER_assertEXIT-->L49: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= v_main_~x~0_11 (+ v_main_~r~0_15 (* v_main_~y~0_18 v_main_~q~0_9))) 1 0) |v___VERIFIER_assert_#in~condInParam_4|) InVars {main_~q~0=v_main_~q~0_9, main_~y~0=v_main_~y~0_18, main_~x~0=v_main_~x~0_11, main_~r~0=v_main_~r~0_15} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {1808#(= main_~b~0 (* main_~a~0 main_~y~0))} is VALID [2022-04-07 18:31:48,170 INFO L272 TraceCheckUtils]: 46: Hoare triple {1808#(= main_~b~0 (* main_~a~0 main_~y~0))} [138] L49-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_5| (ite (<= 0 v_main_~r~0_16) 1 0)) InVars {main_~r~0=v_main_~r~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~r~0] {1681#true} is VALID [2022-04-07 18:31:48,170 INFO L290 TraceCheckUtils]: 47: Hoare triple {1681#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1681#true} is VALID [2022-04-07 18:31:48,170 INFO L290 TraceCheckUtils]: 48: Hoare triple {1681#true} [126] L15-->L15-2: 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[] {1681#true} is VALID [2022-04-07 18:31:48,170 INFO L290 TraceCheckUtils]: 49: Hoare triple {1681#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:48,171 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {1681#true} {1808#(= main_~b~0 (* main_~a~0 main_~y~0))} [152] __VERIFIER_assertEXIT-->L50: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_5| (ite (<= 0 v_main_~r~0_16) 1 0)) InVars {main_~r~0=v_main_~r~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~r~0] {1808#(= main_~b~0 (* main_~a~0 main_~y~0))} is VALID [2022-04-07 18:31:48,171 INFO L290 TraceCheckUtils]: 51: Hoare triple {1808#(= main_~b~0 (* main_~a~0 main_~y~0))} [140] L50-->L55: Formula: (<= (* v_main_~b~0_7 2) v_main_~r~0_9) InVars {main_~b~0=v_main_~b~0_7, main_~r~0=v_main_~r~0_9} OutVars{main_~b~0=v_main_~b~0_7, main_~r~0=v_main_~r~0_9} AuxVars[] AssignedVars[] {1842#(<= (* 2 (* main_~a~0 main_~y~0)) main_~r~0)} is VALID [2022-04-07 18:31:48,172 INFO L272 TraceCheckUtils]: 52: Hoare triple {1842#(<= (* 2 (* main_~a~0 main_~y~0)) main_~r~0)} [142] L55-->__VERIFIER_assertENTRY: Formula: (= (ite (<= (* (* v_main_~y~0_19 v_main_~a~0_12) 2) v_main_~r~0_17) 1 0) |v___VERIFIER_assert_#in~condInParam_6|) InVars {main_~y~0=v_main_~y~0_19, main_~r~0=v_main_~r~0_17, main_~a~0=v_main_~a~0_12} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_6|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~r~0, main_~a~0] {1846#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-07 18:31:48,173 INFO L290 TraceCheckUtils]: 53: Hoare triple {1846#(<= 1 |__VERIFIER_assert_#in~cond|)} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1850#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-07 18:31:48,173 INFO L290 TraceCheckUtils]: 54: Hoare triple {1850#(<= 1 __VERIFIER_assert_~cond)} [125] L15-->L16: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {1682#false} is VALID [2022-04-07 18:31:48,173 INFO L290 TraceCheckUtils]: 55: Hoare triple {1682#false} [129] L16-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1682#false} is VALID [2022-04-07 18:31:48,174 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-04-07 18:31:48,174 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-07 18:31:52,778 INFO L290 TraceCheckUtils]: 55: Hoare triple {1682#false} [129] L16-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1682#false} is VALID [2022-04-07 18:31:52,778 INFO L290 TraceCheckUtils]: 54: Hoare triple {1850#(<= 1 __VERIFIER_assert_~cond)} [125] L15-->L16: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {1682#false} is VALID [2022-04-07 18:31:52,779 INFO L290 TraceCheckUtils]: 53: Hoare triple {1846#(<= 1 |__VERIFIER_assert_#in~cond|)} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1850#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-07 18:31:52,780 INFO L272 TraceCheckUtils]: 52: Hoare triple {1842#(<= (* 2 (* main_~a~0 main_~y~0)) main_~r~0)} [142] L55-->__VERIFIER_assertENTRY: Formula: (= (ite (<= (* (* v_main_~y~0_19 v_main_~a~0_12) 2) v_main_~r~0_17) 1 0) |v___VERIFIER_assert_#in~condInParam_6|) InVars {main_~y~0=v_main_~y~0_19, main_~r~0=v_main_~r~0_17, main_~a~0=v_main_~a~0_12} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_6|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~r~0, main_~a~0] {1846#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-07 18:31:52,781 INFO L290 TraceCheckUtils]: 51: Hoare triple {1869#(<= (* 2 (* main_~a~0 main_~y~0)) (* main_~b~0 2))} [140] L50-->L55: Formula: (<= (* v_main_~b~0_7 2) v_main_~r~0_9) InVars {main_~b~0=v_main_~b~0_7, main_~r~0=v_main_~r~0_9} OutVars{main_~b~0=v_main_~b~0_7, main_~r~0=v_main_~r~0_9} AuxVars[] AssignedVars[] {1842#(<= (* 2 (* main_~a~0 main_~y~0)) main_~r~0)} is VALID [2022-04-07 18:31:52,785 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {1681#true} {1869#(<= (* 2 (* main_~a~0 main_~y~0)) (* main_~b~0 2))} [152] __VERIFIER_assertEXIT-->L50: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_5| (ite (<= 0 v_main_~r~0_16) 1 0)) InVars {main_~r~0=v_main_~r~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~r~0] {1869#(<= (* 2 (* main_~a~0 main_~y~0)) (* main_~b~0 2))} is VALID [2022-04-07 18:31:52,785 INFO L290 TraceCheckUtils]: 49: Hoare triple {1681#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:52,786 INFO L290 TraceCheckUtils]: 48: Hoare triple {1681#true} [126] L15-->L15-2: 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[] {1681#true} is VALID [2022-04-07 18:31:52,786 INFO L290 TraceCheckUtils]: 47: Hoare triple {1681#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1681#true} is VALID [2022-04-07 18:31:52,786 INFO L272 TraceCheckUtils]: 46: Hoare triple {1869#(<= (* 2 (* main_~a~0 main_~y~0)) (* main_~b~0 2))} [138] L49-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_5| (ite (<= 0 v_main_~r~0_16) 1 0)) InVars {main_~r~0=v_main_~r~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~r~0] {1681#true} is VALID [2022-04-07 18:31:52,787 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {1681#true} {1869#(<= (* 2 (* main_~a~0 main_~y~0)) (* main_~b~0 2))} [151] __VERIFIER_assertEXIT-->L49: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= v_main_~x~0_11 (+ v_main_~r~0_15 (* v_main_~y~0_18 v_main_~q~0_9))) 1 0) |v___VERIFIER_assert_#in~condInParam_4|) InVars {main_~q~0=v_main_~q~0_9, main_~y~0=v_main_~y~0_18, main_~x~0=v_main_~x~0_11, main_~r~0=v_main_~r~0_15} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {1869#(<= (* 2 (* main_~a~0 main_~y~0)) (* main_~b~0 2))} is VALID [2022-04-07 18:31:52,787 INFO L290 TraceCheckUtils]: 44: Hoare triple {1681#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:52,787 INFO L290 TraceCheckUtils]: 43: Hoare triple {1681#true} [126] L15-->L15-2: 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[] {1681#true} is VALID [2022-04-07 18:31:52,787 INFO L290 TraceCheckUtils]: 42: Hoare triple {1681#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1681#true} is VALID [2022-04-07 18:31:52,787 INFO L272 TraceCheckUtils]: 41: Hoare triple {1869#(<= (* 2 (* main_~a~0 main_~y~0)) (* main_~b~0 2))} [137] L48-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= v_main_~x~0_11 (+ v_main_~r~0_15 (* v_main_~y~0_18 v_main_~q~0_9))) 1 0) |v___VERIFIER_assert_#in~condInParam_4|) InVars {main_~q~0=v_main_~q~0_9, main_~y~0=v_main_~y~0_18, main_~x~0=v_main_~x~0_11, main_~r~0=v_main_~r~0_15} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {1681#true} is VALID [2022-04-07 18:31:52,788 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {1801#(not (= |__VERIFIER_assert_#in~cond| 0))} {1681#true} [150] __VERIFIER_assertEXIT-->L48-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_17 v_main_~a~0_11) v_main_~b~0_12) 1 0)) InVars {main_~y~0=v_main_~y~0_17, main_~b~0=v_main_~b~0_12, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {1869#(<= (* 2 (* main_~a~0 main_~y~0)) (* main_~b~0 2))} is VALID [2022-04-07 18:31:52,789 INFO L290 TraceCheckUtils]: 39: Hoare triple {1801#(not (= |__VERIFIER_assert_#in~cond| 0))} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1801#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-07 18:31:52,789 INFO L290 TraceCheckUtils]: 38: Hoare triple {1912#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} [126] L15-->L15-2: 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[] {1801#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-07 18:31:52,789 INFO L290 TraceCheckUtils]: 37: Hoare triple {1681#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1912#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-07 18:31:52,791 INFO L272 TraceCheckUtils]: 36: Hoare triple {1681#true} [136] L48-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_17 v_main_~a~0_11) v_main_~b~0_12) 1 0)) InVars {main_~y~0=v_main_~y~0_17, main_~b~0=v_main_~b~0_12, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {1681#true} is VALID [2022-04-07 18:31:52,791 INFO L290 TraceCheckUtils]: 35: Hoare triple {1681#true} [134] L47-2-->L48: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:52,791 INFO L290 TraceCheckUtils]: 34: Hoare triple {1681#true} [128] L40-->L47-2: Formula: (and (= v_main_~b~0_4 v_main_~y~0_8) (<= v_main_~y~0_8 v_main_~r~0_5) (= v_main_~a~0_4 1)) InVars {main_~y~0=v_main_~y~0_8, main_~r~0=v_main_~r~0_5} OutVars{main_~y~0=v_main_~y~0_8, main_~b~0=v_main_~b~0_4, main_~r~0=v_main_~r~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~b~0, main_~a~0] {1681#true} is VALID [2022-04-07 18:31:52,791 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {1681#true} {1681#true} [149] __VERIFIER_assertEXIT-->L40: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~x~0_10 (+ v_main_~r~0_14 (* v_main_~y~0_16 v_main_~q~0_8))) 1 0)) InVars {main_~q~0=v_main_~q~0_8, main_~y~0=v_main_~y~0_16, main_~x~0=v_main_~x~0_10, main_~r~0=v_main_~r~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {1681#true} is VALID [2022-04-07 18:31:52,792 INFO L290 TraceCheckUtils]: 32: Hoare triple {1681#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:52,792 INFO L290 TraceCheckUtils]: 31: Hoare triple {1681#true} [126] L15-->L15-2: 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[] {1681#true} is VALID [2022-04-07 18:31:52,792 INFO L290 TraceCheckUtils]: 30: Hoare triple {1681#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1681#true} is VALID [2022-04-07 18:31:52,792 INFO L272 TraceCheckUtils]: 29: Hoare triple {1681#true} [123] L39-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~x~0_10 (+ v_main_~r~0_14 (* v_main_~y~0_16 v_main_~q~0_8))) 1 0)) InVars {main_~q~0=v_main_~q~0_8, main_~y~0=v_main_~y~0_16, main_~x~0=v_main_~x~0_10, main_~r~0=v_main_~r~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {1681#true} is VALID [2022-04-07 18:31:52,792 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {1681#true} {1681#true} [148] __VERIFIER_assertEXIT-->L39-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {1681#true} is VALID [2022-04-07 18:31:52,792 INFO L290 TraceCheckUtils]: 27: Hoare triple {1681#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:52,792 INFO L290 TraceCheckUtils]: 26: Hoare triple {1681#true} [126] L15-->L15-2: 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[] {1681#true} is VALID [2022-04-07 18:31:52,792 INFO L290 TraceCheckUtils]: 25: Hoare triple {1681#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {1681#true} is VALID [2022-04-07 18:31:52,793 INFO L272 TraceCheckUtils]: 24: Hoare triple {1681#true} [120] L39-->__VERIFIER_assertENTRY: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {1681#true} is VALID [2022-04-07 18:31:52,793 INFO L290 TraceCheckUtils]: 23: Hoare triple {1681#true} [118] L38-2-->L39: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:52,793 INFO L290 TraceCheckUtils]: 22: Hoare triple {1681#true} [115] L31-->L38-2: Formula: (and (= v_main_~b~0_2 0) (= v_main_~q~0_2 0) (= v_main_~a~0_2 0) (= v_main_~r~0_2 v_main_~x~0_5)) InVars {main_~x~0=v_main_~x~0_5} OutVars{main_~q~0=v_main_~q~0_2, main_~x~0=v_main_~x~0_5, main_~b~0=v_main_~b~0_2, main_~r~0=v_main_~r~0_2, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0, main_~a~0] {1681#true} is VALID [2022-04-07 18:31:52,793 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1681#true} {1681#true} [146] assume_abort_if_notEXIT-->L31: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1681#true} is VALID [2022-04-07 18:31:52,793 INFO L290 TraceCheckUtils]: 20: Hoare triple {1681#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:52,793 INFO L290 TraceCheckUtils]: 19: Hoare triple {1681#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:52,793 INFO L290 TraceCheckUtils]: 18: Hoare triple {1681#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1681#true} is VALID [2022-04-07 18:31:52,793 INFO L272 TraceCheckUtils]: 17: Hoare triple {1681#true} [113] L29-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {1681#true} is VALID [2022-04-07 18:31:52,793 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {1681#true} {1681#true} [145] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {1681#true} is VALID [2022-04-07 18:31:52,794 INFO L290 TraceCheckUtils]: 15: Hoare triple {1681#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:52,794 INFO L290 TraceCheckUtils]: 14: Hoare triple {1681#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:52,794 INFO L290 TraceCheckUtils]: 13: Hoare triple {1681#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1681#true} is VALID [2022-04-07 18:31:52,794 INFO L272 TraceCheckUtils]: 12: Hoare triple {1681#true} [110] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {1681#true} is VALID [2022-04-07 18:31:52,794 INFO L290 TraceCheckUtils]: 11: Hoare triple {1681#true} [108] L27-1-->L29: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {1681#true} is VALID [2022-04-07 18:31:52,794 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1681#true} {1681#true} [144] assume_abort_if_notEXIT-->L27-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {1681#true} is VALID [2022-04-07 18:31:52,794 INFO L290 TraceCheckUtils]: 9: Hoare triple {1681#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:52,794 INFO L290 TraceCheckUtils]: 8: Hoare triple {1681#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:52,795 INFO L290 TraceCheckUtils]: 7: Hoare triple {1681#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {1681#true} is VALID [2022-04-07 18:31:52,795 INFO L272 TraceCheckUtils]: 6: Hoare triple {1681#true} [107] L27-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {1681#true} is VALID [2022-04-07 18:31:52,795 INFO L290 TraceCheckUtils]: 5: Hoare triple {1681#true} [105] mainENTRY-->L27: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~r~0, main_~a~0] {1681#true} is VALID [2022-04-07 18:31:52,795 INFO L272 TraceCheckUtils]: 4: Hoare triple {1681#true} [102] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:52,795 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1681#true} {1681#true} [143] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:52,796 INFO L290 TraceCheckUtils]: 2: Hoare triple {1681#true} [106] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:52,796 INFO L290 TraceCheckUtils]: 1: Hoare triple {1681#true} [103] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 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_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select |v_#length_1| 2) 14) (= (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{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {1681#true} is VALID [2022-04-07 18:31:52,796 INFO L272 TraceCheckUtils]: 0: Hoare triple {1681#true} [101] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {1681#true} is VALID [2022-04-07 18:31:52,797 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-04-07 18:31:52,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-07 18:31:52,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78911337] [2022-04-07 18:31:52,798 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-07 18:31:52,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [827552851] [2022-04-07 18:31:52,798 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [827552851] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-07 18:31:52,798 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-07 18:31:52,798 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 10 [2022-04-07 18:31:52,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557603199] [2022-04-07 18:31:52,798 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-07 18:31:52,800 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.6666666666666665) internal successors, (24), 7 states have internal predecessors, (24), 4 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 56 [2022-04-07 18:31:52,802 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-07 18:31:52,802 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 10 states, 9 states have (on average 2.6666666666666665) internal successors, (24), 7 states have internal predecessors, (24), 4 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-04-07 18:31:52,845 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-07 18:31:52,845 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-04-07 18:31:52,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-07 18:31:52,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-04-07 18:31:52,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-04-07 18:31:52,846 INFO L87 Difference]: Start difference. First operand 74 states and 95 transitions. Second operand has 10 states, 9 states have (on average 2.6666666666666665) internal successors, (24), 7 states have internal predecessors, (24), 4 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-04-07 18:31:53,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:53,198 INFO L93 Difference]: Finished difference Result 78 states and 98 transitions. [2022-04-07 18:31:53,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-07 18:31:53,198 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.6666666666666665) internal successors, (24), 7 states have internal predecessors, (24), 4 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 56 [2022-04-07 18:31:53,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-07 18:31:53,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 2.6666666666666665) internal successors, (24), 7 states have internal predecessors, (24), 4 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-04-07 18:31:53,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 47 transitions. [2022-04-07 18:31:53,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 2.6666666666666665) internal successors, (24), 7 states have internal predecessors, (24), 4 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-04-07 18:31:53,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 47 transitions. [2022-04-07 18:31:53,202 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 8 states and 47 transitions. [2022-04-07 18:31:53,246 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-07 18:31:53,248 INFO L225 Difference]: With dead ends: 78 [2022-04-07 18:31:53,248 INFO L226 Difference]: Without dead ends: 78 [2022-04-07 18:31:53,248 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 102 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2022-04-07 18:31:53,249 INFO L913 BasicCegarLoop]: 28 mSDtfsCounter, 24 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-07 18:31:53,249 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 136 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-07 18:31:53,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2022-04-07 18:31:53,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2022-04-07 18:31:53,254 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-07 18:31:53,254 INFO L82 GeneralOperation]: Start isEquivalent. First operand 78 states. Second operand has 78 states, 44 states have (on average 1.1363636363636365) internal successors, (50), 46 states have internal predecessors, (50), 25 states have call successors, (25), 9 states have call predecessors, (25), 8 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-07 18:31:53,255 INFO L74 IsIncluded]: Start isIncluded. First operand 78 states. Second operand has 78 states, 44 states have (on average 1.1363636363636365) internal successors, (50), 46 states have internal predecessors, (50), 25 states have call successors, (25), 9 states have call predecessors, (25), 8 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-07 18:31:53,258 INFO L87 Difference]: Start difference. First operand 78 states. Second operand has 78 states, 44 states have (on average 1.1363636363636365) internal successors, (50), 46 states have internal predecessors, (50), 25 states have call successors, (25), 9 states have call predecessors, (25), 8 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-07 18:31:53,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:53,263 INFO L93 Difference]: Finished difference Result 78 states and 98 transitions. [2022-04-07 18:31:53,264 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 98 transitions. [2022-04-07 18:31:53,266 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 18:31:53,266 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-07 18:31:53,266 INFO L74 IsIncluded]: Start isIncluded. First operand has 78 states, 44 states have (on average 1.1363636363636365) internal successors, (50), 46 states have internal predecessors, (50), 25 states have call successors, (25), 9 states have call predecessors, (25), 8 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) Second operand 78 states. [2022-04-07 18:31:53,267 INFO L87 Difference]: Start difference. First operand has 78 states, 44 states have (on average 1.1363636363636365) internal successors, (50), 46 states have internal predecessors, (50), 25 states have call successors, (25), 9 states have call predecessors, (25), 8 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) Second operand 78 states. [2022-04-07 18:31:53,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:53,273 INFO L93 Difference]: Finished difference Result 78 states and 98 transitions. [2022-04-07 18:31:53,273 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 98 transitions. [2022-04-07 18:31:53,273 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 18:31:53,273 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-07 18:31:53,274 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-07 18:31:53,274 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-07 18:31:53,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 44 states have (on average 1.1363636363636365) internal successors, (50), 46 states have internal predecessors, (50), 25 states have call successors, (25), 9 states have call predecessors, (25), 8 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2022-04-07 18:31:53,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 98 transitions. [2022-04-07 18:31:53,277 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 98 transitions. Word has length 56 [2022-04-07 18:31:53,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-07 18:31:53,278 INFO L478 AbstractCegarLoop]: Abstraction has 78 states and 98 transitions. [2022-04-07 18:31:53,278 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.6666666666666665) internal successors, (24), 7 states have internal predecessors, (24), 4 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-04-07 18:31:53,278 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 98 transitions. [2022-04-07 18:31:53,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-04-07 18:31:53,279 INFO L491 BasicCegarLoop]: Found error trace [2022-04-07 18:31:53,279 INFO L499 BasicCegarLoop]: trace histogram [7, 6, 6, 3, 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, 1, 1, 1] [2022-04-07 18:31:53,304 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-04-07 18:31:53,495 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-07 18:31:53,496 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-07 18:31:53,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-07 18:31:53,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1603019557, now seen corresponding path program 1 times [2022-04-07 18:31:53,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-07 18:31:53,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369571978] [2022-04-07 18:31:53,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-07 18:31:53,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-07 18:31:53,510 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-07 18:31:53,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1420989775] [2022-04-07 18:31:53,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-07 18:31:53,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-07 18:31:53,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-07 18:31:53,511 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) [2022-04-07 18:31:53,515 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-04-07 18:31:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:53,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 19 conjunts are in the unsatisfiable core [2022-04-07 18:31:53,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-07 18:31:53,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-07 18:31:53,979 INFO L272 TraceCheckUtils]: 0: Hoare triple {2344#true} [101] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:53,980 INFO L290 TraceCheckUtils]: 1: Hoare triple {2344#true} [103] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 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_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select |v_#length_1| 2) 14) (= (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{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {2344#true} is VALID [2022-04-07 18:31:53,980 INFO L290 TraceCheckUtils]: 2: Hoare triple {2344#true} [106] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:53,980 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2344#true} {2344#true} [143] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:53,980 INFO L272 TraceCheckUtils]: 4: Hoare triple {2344#true} [102] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:53,980 INFO L290 TraceCheckUtils]: 5: Hoare triple {2344#true} [105] mainENTRY-->L27: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~r~0, main_~a~0] {2344#true} is VALID [2022-04-07 18:31:53,980 INFO L272 TraceCheckUtils]: 6: Hoare triple {2344#true} [107] L27-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {2344#true} is VALID [2022-04-07 18:31:53,981 INFO L290 TraceCheckUtils]: 7: Hoare triple {2344#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {2344#true} is VALID [2022-04-07 18:31:53,981 INFO L290 TraceCheckUtils]: 8: Hoare triple {2344#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:53,981 INFO L290 TraceCheckUtils]: 9: Hoare triple {2344#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:53,981 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2344#true} {2344#true} [144] assume_abort_if_notEXIT-->L27-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {2344#true} is VALID [2022-04-07 18:31:53,981 INFO L290 TraceCheckUtils]: 11: Hoare triple {2344#true} [108] L27-1-->L29: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {2344#true} is VALID [2022-04-07 18:31:53,981 INFO L272 TraceCheckUtils]: 12: Hoare triple {2344#true} [110] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {2344#true} is VALID [2022-04-07 18:31:53,981 INFO L290 TraceCheckUtils]: 13: Hoare triple {2344#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {2344#true} is VALID [2022-04-07 18:31:53,981 INFO L290 TraceCheckUtils]: 14: Hoare triple {2344#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:53,982 INFO L290 TraceCheckUtils]: 15: Hoare triple {2344#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:53,982 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {2344#true} {2344#true} [145] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {2344#true} is VALID [2022-04-07 18:31:53,982 INFO L272 TraceCheckUtils]: 17: Hoare triple {2344#true} [113] L29-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {2344#true} is VALID [2022-04-07 18:31:53,982 INFO L290 TraceCheckUtils]: 18: Hoare triple {2344#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {2344#true} is VALID [2022-04-07 18:31:53,982 INFO L290 TraceCheckUtils]: 19: Hoare triple {2344#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:53,982 INFO L290 TraceCheckUtils]: 20: Hoare triple {2344#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:53,982 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {2344#true} {2344#true} [146] assume_abort_if_notEXIT-->L31: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {2344#true} is VALID [2022-04-07 18:31:53,983 INFO L290 TraceCheckUtils]: 22: Hoare triple {2344#true} [115] L31-->L38-2: Formula: (and (= v_main_~b~0_2 0) (= v_main_~q~0_2 0) (= v_main_~a~0_2 0) (= v_main_~r~0_2 v_main_~x~0_5)) InVars {main_~x~0=v_main_~x~0_5} OutVars{main_~q~0=v_main_~q~0_2, main_~x~0=v_main_~x~0_5, main_~b~0=v_main_~b~0_2, main_~r~0=v_main_~r~0_2, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0, main_~a~0] {2415#(and (= main_~x~0 main_~r~0) (= main_~q~0 0))} is VALID [2022-04-07 18:31:53,983 INFO L290 TraceCheckUtils]: 23: Hoare triple {2415#(and (= main_~x~0 main_~r~0) (= main_~q~0 0))} [118] L38-2-->L39: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2415#(and (= main_~x~0 main_~r~0) (= main_~q~0 0))} is VALID [2022-04-07 18:31:53,983 INFO L272 TraceCheckUtils]: 24: Hoare triple {2415#(and (= main_~x~0 main_~r~0) (= main_~q~0 0))} [120] L39-->__VERIFIER_assertENTRY: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {2344#true} is VALID [2022-04-07 18:31:53,983 INFO L290 TraceCheckUtils]: 25: Hoare triple {2344#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2344#true} is VALID [2022-04-07 18:31:53,984 INFO L290 TraceCheckUtils]: 26: Hoare triple {2344#true} [126] L15-->L15-2: 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[] {2344#true} is VALID [2022-04-07 18:31:53,984 INFO L290 TraceCheckUtils]: 27: Hoare triple {2344#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:53,984 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {2344#true} {2415#(and (= main_~x~0 main_~r~0) (= main_~q~0 0))} [148] __VERIFIER_assertEXIT-->L39-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {2415#(and (= main_~x~0 main_~r~0) (= main_~q~0 0))} is VALID [2022-04-07 18:31:53,984 INFO L272 TraceCheckUtils]: 29: Hoare triple {2415#(and (= main_~x~0 main_~r~0) (= main_~q~0 0))} [123] L39-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~x~0_10 (+ v_main_~r~0_14 (* v_main_~y~0_16 v_main_~q~0_8))) 1 0)) InVars {main_~q~0=v_main_~q~0_8, main_~y~0=v_main_~y~0_16, main_~x~0=v_main_~x~0_10, main_~r~0=v_main_~r~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {2344#true} is VALID [2022-04-07 18:31:53,985 INFO L290 TraceCheckUtils]: 30: Hoare triple {2344#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2344#true} is VALID [2022-04-07 18:31:53,985 INFO L290 TraceCheckUtils]: 31: Hoare triple {2344#true} [126] L15-->L15-2: 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[] {2344#true} is VALID [2022-04-07 18:31:53,985 INFO L290 TraceCheckUtils]: 32: Hoare triple {2344#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:53,985 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {2344#true} {2415#(and (= main_~x~0 main_~r~0) (= main_~q~0 0))} [149] __VERIFIER_assertEXIT-->L40: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~x~0_10 (+ v_main_~r~0_14 (* v_main_~y~0_16 v_main_~q~0_8))) 1 0)) InVars {main_~q~0=v_main_~q~0_8, main_~y~0=v_main_~y~0_16, main_~x~0=v_main_~x~0_10, main_~r~0=v_main_~r~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {2415#(and (= main_~x~0 main_~r~0) (= main_~q~0 0))} is VALID [2022-04-07 18:31:53,986 INFO L290 TraceCheckUtils]: 34: Hoare triple {2415#(and (= main_~x~0 main_~r~0) (= main_~q~0 0))} [128] L40-->L47-2: Formula: (and (= v_main_~b~0_4 v_main_~y~0_8) (<= v_main_~y~0_8 v_main_~r~0_5) (= v_main_~a~0_4 1)) InVars {main_~y~0=v_main_~y~0_8, main_~r~0=v_main_~r~0_5} OutVars{main_~y~0=v_main_~y~0_8, main_~b~0=v_main_~b~0_4, main_~r~0=v_main_~r~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~b~0, main_~a~0] {2452#(and (= main_~a~0 1) (= main_~x~0 main_~r~0) (<= main_~y~0 main_~r~0) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-07 18:31:53,986 INFO L290 TraceCheckUtils]: 35: Hoare triple {2452#(and (= main_~a~0 1) (= main_~x~0 main_~r~0) (<= main_~y~0 main_~r~0) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [134] L47-2-->L48: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2452#(and (= main_~a~0 1) (= main_~x~0 main_~r~0) (<= main_~y~0 main_~r~0) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-07 18:31:53,986 INFO L272 TraceCheckUtils]: 36: Hoare triple {2452#(and (= main_~a~0 1) (= main_~x~0 main_~r~0) (<= main_~y~0 main_~r~0) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [136] L48-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_17 v_main_~a~0_11) v_main_~b~0_12) 1 0)) InVars {main_~y~0=v_main_~y~0_17, main_~b~0=v_main_~b~0_12, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {2344#true} is VALID [2022-04-07 18:31:53,987 INFO L290 TraceCheckUtils]: 37: Hoare triple {2344#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2344#true} is VALID [2022-04-07 18:31:53,987 INFO L290 TraceCheckUtils]: 38: Hoare triple {2344#true} [126] L15-->L15-2: 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[] {2344#true} is VALID [2022-04-07 18:31:53,987 INFO L290 TraceCheckUtils]: 39: Hoare triple {2344#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:53,987 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {2344#true} {2452#(and (= main_~a~0 1) (= main_~x~0 main_~r~0) (<= main_~y~0 main_~r~0) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [150] __VERIFIER_assertEXIT-->L48-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_17 v_main_~a~0_11) v_main_~b~0_12) 1 0)) InVars {main_~y~0=v_main_~y~0_17, main_~b~0=v_main_~b~0_12, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {2452#(and (= main_~a~0 1) (= main_~x~0 main_~r~0) (<= main_~y~0 main_~r~0) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-07 18:31:53,988 INFO L272 TraceCheckUtils]: 41: Hoare triple {2452#(and (= main_~a~0 1) (= main_~x~0 main_~r~0) (<= main_~y~0 main_~r~0) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [137] L48-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= v_main_~x~0_11 (+ v_main_~r~0_15 (* v_main_~y~0_18 v_main_~q~0_9))) 1 0) |v___VERIFIER_assert_#in~condInParam_4|) InVars {main_~q~0=v_main_~q~0_9, main_~y~0=v_main_~y~0_18, main_~x~0=v_main_~x~0_11, main_~r~0=v_main_~r~0_15} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {2344#true} is VALID [2022-04-07 18:31:53,988 INFO L290 TraceCheckUtils]: 42: Hoare triple {2344#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2344#true} is VALID [2022-04-07 18:31:53,988 INFO L290 TraceCheckUtils]: 43: Hoare triple {2344#true} [126] L15-->L15-2: 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[] {2344#true} is VALID [2022-04-07 18:31:53,988 INFO L290 TraceCheckUtils]: 44: Hoare triple {2344#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:53,988 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {2344#true} {2452#(and (= main_~a~0 1) (= main_~x~0 main_~r~0) (<= main_~y~0 main_~r~0) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [151] __VERIFIER_assertEXIT-->L49: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= v_main_~x~0_11 (+ v_main_~r~0_15 (* v_main_~y~0_18 v_main_~q~0_9))) 1 0) |v___VERIFIER_assert_#in~condInParam_4|) InVars {main_~q~0=v_main_~q~0_9, main_~y~0=v_main_~y~0_18, main_~x~0=v_main_~x~0_11, main_~r~0=v_main_~r~0_15} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {2452#(and (= main_~a~0 1) (= main_~x~0 main_~r~0) (<= main_~y~0 main_~r~0) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-07 18:31:53,989 INFO L272 TraceCheckUtils]: 46: Hoare triple {2452#(and (= main_~a~0 1) (= main_~x~0 main_~r~0) (<= main_~y~0 main_~r~0) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [138] L49-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_5| (ite (<= 0 v_main_~r~0_16) 1 0)) InVars {main_~r~0=v_main_~r~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~r~0] {2344#true} is VALID [2022-04-07 18:31:53,989 INFO L290 TraceCheckUtils]: 47: Hoare triple {2344#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2344#true} is VALID [2022-04-07 18:31:53,989 INFO L290 TraceCheckUtils]: 48: Hoare triple {2344#true} [126] L15-->L15-2: 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[] {2344#true} is VALID [2022-04-07 18:31:53,989 INFO L290 TraceCheckUtils]: 49: Hoare triple {2344#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:53,991 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {2344#true} {2452#(and (= main_~a~0 1) (= main_~x~0 main_~r~0) (<= main_~y~0 main_~r~0) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [152] __VERIFIER_assertEXIT-->L50: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_5| (ite (<= 0 v_main_~r~0_16) 1 0)) InVars {main_~r~0=v_main_~r~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~r~0] {2452#(and (= main_~a~0 1) (= main_~x~0 main_~r~0) (<= main_~y~0 main_~r~0) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-07 18:31:53,991 INFO L290 TraceCheckUtils]: 51: Hoare triple {2452#(and (= main_~a~0 1) (= main_~x~0 main_~r~0) (<= main_~y~0 main_~r~0) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [139] L50-->L47-3: Formula: (not (<= (* v_main_~b~0_6 2) v_main_~r~0_8)) InVars {main_~b~0=v_main_~b~0_6, main_~r~0=v_main_~r~0_8} OutVars{main_~b~0=v_main_~b~0_6, main_~r~0=v_main_~r~0_8} AuxVars[] AssignedVars[] {2504#(and (= main_~a~0 1) (= main_~x~0 main_~r~0) (<= main_~y~0 main_~r~0) (not (<= (* main_~b~0 2) main_~r~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-07 18:31:53,992 INFO L290 TraceCheckUtils]: 52: Hoare triple {2504#(and (= main_~a~0 1) (= main_~x~0 main_~r~0) (<= main_~y~0 main_~r~0) (not (<= (* main_~b~0 2) main_~r~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0))} [135] L47-3-->L38-2: Formula: (and (= v_main_~q~0_5 (+ v_main_~a~0_9 v_main_~q~0_6)) (= v_main_~r~0_11 (+ v_main_~r~0_12 (* (- 1) v_main_~b~0_10)))) InVars {main_~q~0=v_main_~q~0_6, main_~b~0=v_main_~b~0_10, main_~r~0=v_main_~r~0_12, main_~a~0=v_main_~a~0_9} OutVars{main_~q~0=v_main_~q~0_5, main_~b~0=v_main_~b~0_10, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_9} AuxVars[] AssignedVars[main_~q~0, main_~r~0] {2508#(and (not (<= main_~x~0 (* main_~r~0 2))) (= (+ main_~x~0 (* (- 1) main_~r~0)) main_~y~0) (= main_~q~0 1) (<= main_~y~0 main_~x~0))} is VALID [2022-04-07 18:31:53,993 INFO L290 TraceCheckUtils]: 53: Hoare triple {2508#(and (not (<= main_~x~0 (* main_~r~0 2))) (= (+ main_~x~0 (* (- 1) main_~r~0)) main_~y~0) (= main_~q~0 1) (<= main_~y~0 main_~x~0))} [118] L38-2-->L39: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2508#(and (not (<= main_~x~0 (* main_~r~0 2))) (= (+ main_~x~0 (* (- 1) main_~r~0)) main_~y~0) (= main_~q~0 1) (<= main_~y~0 main_~x~0))} is VALID [2022-04-07 18:31:53,993 INFO L272 TraceCheckUtils]: 54: Hoare triple {2508#(and (not (<= main_~x~0 (* main_~r~0 2))) (= (+ main_~x~0 (* (- 1) main_~r~0)) main_~y~0) (= main_~q~0 1) (<= main_~y~0 main_~x~0))} [120] L39-->__VERIFIER_assertENTRY: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {2344#true} is VALID [2022-04-07 18:31:53,993 INFO L290 TraceCheckUtils]: 55: Hoare triple {2344#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2344#true} is VALID [2022-04-07 18:31:53,993 INFO L290 TraceCheckUtils]: 56: Hoare triple {2344#true} [126] L15-->L15-2: 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[] {2344#true} is VALID [2022-04-07 18:31:53,993 INFO L290 TraceCheckUtils]: 57: Hoare triple {2344#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:53,994 INFO L284 TraceCheckUtils]: 58: Hoare quadruple {2344#true} {2508#(and (not (<= main_~x~0 (* main_~r~0 2))) (= (+ main_~x~0 (* (- 1) main_~r~0)) main_~y~0) (= main_~q~0 1) (<= main_~y~0 main_~x~0))} [148] __VERIFIER_assertEXIT-->L39-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {2508#(and (not (<= main_~x~0 (* main_~r~0 2))) (= (+ main_~x~0 (* (- 1) main_~r~0)) main_~y~0) (= main_~q~0 1) (<= main_~y~0 main_~x~0))} is VALID [2022-04-07 18:31:53,995 INFO L272 TraceCheckUtils]: 59: Hoare triple {2508#(and (not (<= main_~x~0 (* main_~r~0 2))) (= (+ main_~x~0 (* (- 1) main_~r~0)) main_~y~0) (= main_~q~0 1) (<= main_~y~0 main_~x~0))} [123] L39-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~x~0_10 (+ v_main_~r~0_14 (* v_main_~y~0_16 v_main_~q~0_8))) 1 0)) InVars {main_~q~0=v_main_~q~0_8, main_~y~0=v_main_~y~0_16, main_~x~0=v_main_~x~0_10, main_~r~0=v_main_~r~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {2530#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-07 18:31:53,995 INFO L290 TraceCheckUtils]: 60: Hoare triple {2530#(<= 1 |__VERIFIER_assert_#in~cond|)} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2534#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-07 18:31:53,995 INFO L290 TraceCheckUtils]: 61: Hoare triple {2534#(<= 1 __VERIFIER_assert_~cond)} [125] L15-->L16: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {2345#false} is VALID [2022-04-07 18:31:53,996 INFO L290 TraceCheckUtils]: 62: Hoare triple {2345#false} [129] L16-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2345#false} is VALID [2022-04-07 18:31:53,996 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-04-07 18:31:53,996 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-07 18:31:54,412 INFO L290 TraceCheckUtils]: 62: Hoare triple {2345#false} [129] L16-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2345#false} is VALID [2022-04-07 18:31:54,413 INFO L290 TraceCheckUtils]: 61: Hoare triple {2534#(<= 1 __VERIFIER_assert_~cond)} [125] L15-->L16: Formula: (= v___VERIFIER_assert_~cond_2 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[] {2345#false} is VALID [2022-04-07 18:31:54,416 INFO L290 TraceCheckUtils]: 60: Hoare triple {2530#(<= 1 |__VERIFIER_assert_#in~cond|)} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2534#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-07 18:31:54,418 INFO L272 TraceCheckUtils]: 59: Hoare triple {2550#(= (+ (* main_~q~0 main_~y~0) main_~r~0) main_~x~0)} [123] L39-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~x~0_10 (+ v_main_~r~0_14 (* v_main_~y~0_16 v_main_~q~0_8))) 1 0)) InVars {main_~q~0=v_main_~q~0_8, main_~y~0=v_main_~y~0_16, main_~x~0=v_main_~x~0_10, main_~r~0=v_main_~r~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {2530#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-07 18:31:54,421 INFO L284 TraceCheckUtils]: 58: Hoare quadruple {2344#true} {2550#(= (+ (* main_~q~0 main_~y~0) main_~r~0) main_~x~0)} [148] __VERIFIER_assertEXIT-->L39-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {2550#(= (+ (* main_~q~0 main_~y~0) main_~r~0) main_~x~0)} is VALID [2022-04-07 18:31:54,422 INFO L290 TraceCheckUtils]: 57: Hoare triple {2344#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:54,422 INFO L290 TraceCheckUtils]: 56: Hoare triple {2344#true} [126] L15-->L15-2: 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[] {2344#true} is VALID [2022-04-07 18:31:54,422 INFO L290 TraceCheckUtils]: 55: Hoare triple {2344#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2344#true} is VALID [2022-04-07 18:31:54,423 INFO L272 TraceCheckUtils]: 54: Hoare triple {2550#(= (+ (* main_~q~0 main_~y~0) main_~r~0) main_~x~0)} [120] L39-->__VERIFIER_assertENTRY: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {2344#true} is VALID [2022-04-07 18:31:54,423 INFO L290 TraceCheckUtils]: 53: Hoare triple {2550#(= (+ (* main_~q~0 main_~y~0) main_~r~0) main_~x~0)} [118] L38-2-->L39: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2550#(= (+ (* main_~q~0 main_~y~0) main_~r~0) main_~x~0)} is VALID [2022-04-07 18:31:54,434 INFO L290 TraceCheckUtils]: 52: Hoare triple {2572#(= main_~x~0 (+ main_~r~0 (* (- 1) main_~b~0) (* main_~y~0 (+ main_~a~0 main_~q~0))))} [135] L47-3-->L38-2: Formula: (and (= v_main_~q~0_5 (+ v_main_~a~0_9 v_main_~q~0_6)) (= v_main_~r~0_11 (+ v_main_~r~0_12 (* (- 1) v_main_~b~0_10)))) InVars {main_~q~0=v_main_~q~0_6, main_~b~0=v_main_~b~0_10, main_~r~0=v_main_~r~0_12, main_~a~0=v_main_~a~0_9} OutVars{main_~q~0=v_main_~q~0_5, main_~b~0=v_main_~b~0_10, main_~r~0=v_main_~r~0_11, main_~a~0=v_main_~a~0_9} AuxVars[] AssignedVars[main_~q~0, main_~r~0] {2550#(= (+ (* main_~q~0 main_~y~0) main_~r~0) main_~x~0)} is VALID [2022-04-07 18:31:54,434 INFO L290 TraceCheckUtils]: 51: Hoare triple {2576#(or (= main_~x~0 (+ main_~r~0 (* (- 1) main_~b~0) (* main_~y~0 (+ main_~a~0 main_~q~0)))) (<= (* main_~b~0 2) main_~r~0))} [139] L50-->L47-3: Formula: (not (<= (* v_main_~b~0_6 2) v_main_~r~0_8)) InVars {main_~b~0=v_main_~b~0_6, main_~r~0=v_main_~r~0_8} OutVars{main_~b~0=v_main_~b~0_6, main_~r~0=v_main_~r~0_8} AuxVars[] AssignedVars[] {2572#(= main_~x~0 (+ main_~r~0 (* (- 1) main_~b~0) (* main_~y~0 (+ main_~a~0 main_~q~0))))} is VALID [2022-04-07 18:31:54,435 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {2344#true} {2576#(or (= main_~x~0 (+ main_~r~0 (* (- 1) main_~b~0) (* main_~y~0 (+ main_~a~0 main_~q~0)))) (<= (* main_~b~0 2) main_~r~0))} [152] __VERIFIER_assertEXIT-->L50: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_5| (ite (<= 0 v_main_~r~0_16) 1 0)) InVars {main_~r~0=v_main_~r~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~r~0] {2576#(or (= main_~x~0 (+ main_~r~0 (* (- 1) main_~b~0) (* main_~y~0 (+ main_~a~0 main_~q~0)))) (<= (* main_~b~0 2) main_~r~0))} is VALID [2022-04-07 18:31:54,435 INFO L290 TraceCheckUtils]: 49: Hoare triple {2344#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:54,435 INFO L290 TraceCheckUtils]: 48: Hoare triple {2344#true} [126] L15-->L15-2: 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[] {2344#true} is VALID [2022-04-07 18:31:54,436 INFO L290 TraceCheckUtils]: 47: Hoare triple {2344#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2344#true} is VALID [2022-04-07 18:31:54,436 INFO L272 TraceCheckUtils]: 46: Hoare triple {2576#(or (= main_~x~0 (+ main_~r~0 (* (- 1) main_~b~0) (* main_~y~0 (+ main_~a~0 main_~q~0)))) (<= (* main_~b~0 2) main_~r~0))} [138] L49-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_5| (ite (<= 0 v_main_~r~0_16) 1 0)) InVars {main_~r~0=v_main_~r~0_16} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_5|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~r~0] {2344#true} is VALID [2022-04-07 18:31:54,436 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {2344#true} {2576#(or (= main_~x~0 (+ main_~r~0 (* (- 1) main_~b~0) (* main_~y~0 (+ main_~a~0 main_~q~0)))) (<= (* main_~b~0 2) main_~r~0))} [151] __VERIFIER_assertEXIT-->L49: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= v_main_~x~0_11 (+ v_main_~r~0_15 (* v_main_~y~0_18 v_main_~q~0_9))) 1 0) |v___VERIFIER_assert_#in~condInParam_4|) InVars {main_~q~0=v_main_~q~0_9, main_~y~0=v_main_~y~0_18, main_~x~0=v_main_~x~0_11, main_~r~0=v_main_~r~0_15} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {2576#(or (= main_~x~0 (+ main_~r~0 (* (- 1) main_~b~0) (* main_~y~0 (+ main_~a~0 main_~q~0)))) (<= (* main_~b~0 2) main_~r~0))} is VALID [2022-04-07 18:31:54,437 INFO L290 TraceCheckUtils]: 44: Hoare triple {2344#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:54,437 INFO L290 TraceCheckUtils]: 43: Hoare triple {2344#true} [126] L15-->L15-2: 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[] {2344#true} is VALID [2022-04-07 18:31:54,437 INFO L290 TraceCheckUtils]: 42: Hoare triple {2344#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2344#true} is VALID [2022-04-07 18:31:54,437 INFO L272 TraceCheckUtils]: 41: Hoare triple {2576#(or (= main_~x~0 (+ main_~r~0 (* (- 1) main_~b~0) (* main_~y~0 (+ main_~a~0 main_~q~0)))) (<= (* main_~b~0 2) main_~r~0))} [137] L48-1-->__VERIFIER_assertENTRY: Formula: (= (ite (= v_main_~x~0_11 (+ v_main_~r~0_15 (* v_main_~y~0_18 v_main_~q~0_9))) 1 0) |v___VERIFIER_assert_#in~condInParam_4|) InVars {main_~q~0=v_main_~q~0_9, main_~y~0=v_main_~y~0_18, main_~x~0=v_main_~x~0_11, main_~r~0=v_main_~r~0_15} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_4|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {2344#true} is VALID [2022-04-07 18:31:54,438 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {2344#true} {2576#(or (= main_~x~0 (+ main_~r~0 (* (- 1) main_~b~0) (* main_~y~0 (+ main_~a~0 main_~q~0)))) (<= (* main_~b~0 2) main_~r~0))} [150] __VERIFIER_assertEXIT-->L48-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_17 v_main_~a~0_11) v_main_~b~0_12) 1 0)) InVars {main_~y~0=v_main_~y~0_17, main_~b~0=v_main_~b~0_12, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {2576#(or (= main_~x~0 (+ main_~r~0 (* (- 1) main_~b~0) (* main_~y~0 (+ main_~a~0 main_~q~0)))) (<= (* main_~b~0 2) main_~r~0))} is VALID [2022-04-07 18:31:54,438 INFO L290 TraceCheckUtils]: 39: Hoare triple {2344#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:54,438 INFO L290 TraceCheckUtils]: 38: Hoare triple {2344#true} [126] L15-->L15-2: 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[] {2344#true} is VALID [2022-04-07 18:31:54,438 INFO L290 TraceCheckUtils]: 37: Hoare triple {2344#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2344#true} is VALID [2022-04-07 18:31:54,439 INFO L272 TraceCheckUtils]: 36: Hoare triple {2576#(or (= main_~x~0 (+ main_~r~0 (* (- 1) main_~b~0) (* main_~y~0 (+ main_~a~0 main_~q~0)))) (<= (* main_~b~0 2) main_~r~0))} [136] L48-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_3| (ite (= (* v_main_~y~0_17 v_main_~a~0_11) v_main_~b~0_12) 1 0)) InVars {main_~y~0=v_main_~y~0_17, main_~b~0=v_main_~b~0_12, main_~a~0=v_main_~a~0_11} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_3|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {2344#true} is VALID [2022-04-07 18:31:54,439 INFO L290 TraceCheckUtils]: 35: Hoare triple {2576#(or (= main_~x~0 (+ main_~r~0 (* (- 1) main_~b~0) (* main_~y~0 (+ main_~a~0 main_~q~0)))) (<= (* main_~b~0 2) main_~r~0))} [134] L47-2-->L48: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2576#(or (= main_~x~0 (+ main_~r~0 (* (- 1) main_~b~0) (* main_~y~0 (+ main_~a~0 main_~q~0)))) (<= (* main_~b~0 2) main_~r~0))} is VALID [2022-04-07 18:31:54,440 INFO L290 TraceCheckUtils]: 34: Hoare triple {2628#(or (not (<= main_~y~0 main_~r~0)) (<= (* main_~y~0 2) main_~r~0) (= main_~x~0 (+ main_~r~0 (* main_~y~0 (+ main_~q~0 1)) (* (- 1) main_~y~0))))} [128] L40-->L47-2: Formula: (and (= v_main_~b~0_4 v_main_~y~0_8) (<= v_main_~y~0_8 v_main_~r~0_5) (= v_main_~a~0_4 1)) InVars {main_~y~0=v_main_~y~0_8, main_~r~0=v_main_~r~0_5} OutVars{main_~y~0=v_main_~y~0_8, main_~b~0=v_main_~b~0_4, main_~r~0=v_main_~r~0_5, main_~a~0=v_main_~a~0_4} AuxVars[] AssignedVars[main_~b~0, main_~a~0] {2576#(or (= main_~x~0 (+ main_~r~0 (* (- 1) main_~b~0) (* main_~y~0 (+ main_~a~0 main_~q~0)))) (<= (* main_~b~0 2) main_~r~0))} is VALID [2022-04-07 18:31:54,441 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {2344#true} {2628#(or (not (<= main_~y~0 main_~r~0)) (<= (* main_~y~0 2) main_~r~0) (= main_~x~0 (+ main_~r~0 (* main_~y~0 (+ main_~q~0 1)) (* (- 1) main_~y~0))))} [149] __VERIFIER_assertEXIT-->L40: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~x~0_10 (+ v_main_~r~0_14 (* v_main_~y~0_16 v_main_~q~0_8))) 1 0)) InVars {main_~q~0=v_main_~q~0_8, main_~y~0=v_main_~y~0_16, main_~x~0=v_main_~x~0_10, main_~r~0=v_main_~r~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {2628#(or (not (<= main_~y~0 main_~r~0)) (<= (* main_~y~0 2) main_~r~0) (= main_~x~0 (+ main_~r~0 (* main_~y~0 (+ main_~q~0 1)) (* (- 1) main_~y~0))))} is VALID [2022-04-07 18:31:54,441 INFO L290 TraceCheckUtils]: 32: Hoare triple {2344#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:54,441 INFO L290 TraceCheckUtils]: 31: Hoare triple {2344#true} [126] L15-->L15-2: 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[] {2344#true} is VALID [2022-04-07 18:31:54,441 INFO L290 TraceCheckUtils]: 30: Hoare triple {2344#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2344#true} is VALID [2022-04-07 18:31:54,441 INFO L272 TraceCheckUtils]: 29: Hoare triple {2628#(or (not (<= main_~y~0 main_~r~0)) (<= (* main_~y~0 2) main_~r~0) (= main_~x~0 (+ main_~r~0 (* main_~y~0 (+ main_~q~0 1)) (* (- 1) main_~y~0))))} [123] L39-1-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= v_main_~x~0_10 (+ v_main_~r~0_14 (* v_main_~y~0_16 v_main_~q~0_8))) 1 0)) InVars {main_~q~0=v_main_~q~0_8, main_~y~0=v_main_~y~0_16, main_~x~0=v_main_~x~0_10, main_~r~0=v_main_~r~0_14} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[main_~q~0, __VERIFIER_assert_#in~cond, main_~x~0, main_~y~0, main_~r~0] {2344#true} is VALID [2022-04-07 18:31:54,442 INFO L284 TraceCheckUtils]: 28: Hoare quadruple {2344#true} {2628#(or (not (<= main_~y~0 main_~r~0)) (<= (* main_~y~0 2) main_~r~0) (= main_~x~0 (+ main_~r~0 (* main_~y~0 (+ main_~q~0 1)) (* (- 1) main_~y~0))))} [148] __VERIFIER_assertEXIT-->L39-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {2628#(or (not (<= main_~y~0 main_~r~0)) (<= (* main_~y~0 2) main_~r~0) (= main_~x~0 (+ main_~r~0 (* main_~y~0 (+ main_~q~0 1)) (* (- 1) main_~y~0))))} is VALID [2022-04-07 18:31:54,442 INFO L290 TraceCheckUtils]: 27: Hoare triple {2344#true} [131] L15-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:54,442 INFO L290 TraceCheckUtils]: 26: Hoare triple {2344#true} [126] L15-->L15-2: 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[] {2344#true} is VALID [2022-04-07 18:31:54,442 INFO L290 TraceCheckUtils]: 25: Hoare triple {2344#true} [122] __VERIFIER_assertENTRY-->L15: Formula: (= v___VERIFIER_assert_~cond_1 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {2344#true} is VALID [2022-04-07 18:31:54,442 INFO L272 TraceCheckUtils]: 24: Hoare triple {2628#(or (not (<= main_~y~0 main_~r~0)) (<= (* main_~y~0 2) main_~r~0) (= main_~x~0 (+ main_~r~0 (* main_~y~0 (+ main_~q~0 1)) (* (- 1) main_~y~0))))} [120] L39-->__VERIFIER_assertENTRY: Formula: (= (ite (= (* v_main_~y~0_15 v_main_~a~0_10) v_main_~b~0_11) 1 0) |v___VERIFIER_assert_#in~condInParam_1|) InVars {main_~y~0=v_main_~y~0_15, main_~b~0=v_main_~b~0_11, main_~a~0=v_main_~a~0_10} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~y~0, main_~b~0, main_~a~0] {2344#true} is VALID [2022-04-07 18:31:54,443 INFO L290 TraceCheckUtils]: 23: Hoare triple {2628#(or (not (<= main_~y~0 main_~r~0)) (<= (* main_~y~0 2) main_~r~0) (= main_~x~0 (+ main_~r~0 (* main_~y~0 (+ main_~q~0 1)) (* (- 1) main_~y~0))))} [118] L38-2-->L39: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2628#(or (not (<= main_~y~0 main_~r~0)) (<= (* main_~y~0 2) main_~r~0) (= main_~x~0 (+ main_~r~0 (* main_~y~0 (+ main_~q~0 1)) (* (- 1) main_~y~0))))} is VALID [2022-04-07 18:31:54,444 INFO L290 TraceCheckUtils]: 22: Hoare triple {2344#true} [115] L31-->L38-2: Formula: (and (= v_main_~b~0_2 0) (= v_main_~q~0_2 0) (= v_main_~a~0_2 0) (= v_main_~r~0_2 v_main_~x~0_5)) InVars {main_~x~0=v_main_~x~0_5} OutVars{main_~q~0=v_main_~q~0_2, main_~x~0=v_main_~x~0_5, main_~b~0=v_main_~b~0_2, main_~r~0=v_main_~r~0_2, main_~a~0=v_main_~a~0_2} AuxVars[] AssignedVars[main_~q~0, main_~b~0, main_~r~0, main_~a~0] {2628#(or (not (<= main_~y~0 main_~r~0)) (<= (* main_~y~0 2) main_~r~0) (= main_~x~0 (+ main_~r~0 (* main_~y~0 (+ main_~q~0 1)) (* (- 1) main_~y~0))))} is VALID [2022-04-07 18:31:54,444 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {2344#true} {2344#true} [146] assume_abort_if_notEXIT-->L31: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {2344#true} is VALID [2022-04-07 18:31:54,444 INFO L290 TraceCheckUtils]: 20: Hoare triple {2344#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:54,444 INFO L290 TraceCheckUtils]: 19: Hoare triple {2344#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:54,444 INFO L290 TraceCheckUtils]: 18: Hoare triple {2344#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {2344#true} is VALID [2022-04-07 18:31:54,444 INFO L272 TraceCheckUtils]: 17: Hoare triple {2344#true} [113] L29-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~y~0_14) 1 0)) InVars {main_~y~0=v_main_~y~0_14} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~y~0, assume_abort_if_not_#in~cond] {2344#true} is VALID [2022-04-07 18:31:54,444 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {2344#true} {2344#true} [145] assume_abort_if_notEXIT-->L29-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {2344#true} is VALID [2022-04-07 18:31:54,445 INFO L290 TraceCheckUtils]: 15: Hoare triple {2344#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:54,445 INFO L290 TraceCheckUtils]: 14: Hoare triple {2344#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:54,445 INFO L290 TraceCheckUtils]: 13: Hoare triple {2344#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {2344#true} is VALID [2022-04-07 18:31:54,445 INFO L272 TraceCheckUtils]: 12: Hoare triple {2344#true} [110] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~y~0_13) (<= v_main_~y~0_13 20)) 1 0)) InVars {main_~y~0=v_main_~y~0_13} 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] {2344#true} is VALID [2022-04-07 18:31:54,445 INFO L290 TraceCheckUtils]: 11: Hoare triple {2344#true} [108] L27-1-->L29: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648)) (= v_main_~y~0_2 |v_main_#t~nondet5_2|)) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~y~0=v_main_~y~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~y~0] {2344#true} is VALID [2022-04-07 18:31:54,445 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2344#true} {2344#true} [144] assume_abort_if_notEXIT-->L27-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {2344#true} is VALID [2022-04-07 18:31:54,445 INFO L290 TraceCheckUtils]: 9: Hoare triple {2344#true} [114] L12-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:54,445 INFO L290 TraceCheckUtils]: 8: Hoare triple {2344#true} [112] L12-->L12-2: Formula: (not (= v_assume_abort_if_not_~cond_3 0)) InVars {assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} OutVars{assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:54,446 INFO L290 TraceCheckUtils]: 7: Hoare triple {2344#true} [109] assume_abort_if_notENTRY-->L12: Formula: (= |v_assume_abort_if_not_#in~cond_1| v_assume_abort_if_not_~cond_1) InVars {assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~cond_1|, assume_abort_if_not_~cond=v_assume_abort_if_not_~cond_1} AuxVars[] AssignedVars[assume_abort_if_not_~cond] {2344#true} is VALID [2022-04-07 18:31:54,446 INFO L272 TraceCheckUtils]: 6: Hoare triple {2344#true} [107] L27-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= 0 v_main_~x~0_9) (<= v_main_~x~0_9 20)) 1 0)) InVars {main_~x~0=v_main_~x~0_9} 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] {2344#true} is VALID [2022-04-07 18:31:54,446 INFO L290 TraceCheckUtils]: 5: Hoare triple {2344#true} [105] mainENTRY-->L27: Formula: (and (= v_main_~x~0_1 |v_main_#t~nondet4_2|) (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~q~0=v_main_~q~0_1, main_~x~0=v_main_~x~0_1, main_~y~0=v_main_~y~0_1, main_~b~0=v_main_~b~0_1, main_~r~0=v_main_~r~0_1, main_~a~0=v_main_~a~0_1} AuxVars[] AssignedVars[main_~q~0, main_#t~nondet4, main_~x~0, main_~y~0, main_~b~0, main_~r~0, main_~a~0] {2344#true} is VALID [2022-04-07 18:31:54,446 INFO L272 TraceCheckUtils]: 4: Hoare triple {2344#true} [102] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:54,446 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2344#true} {2344#true} [143] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:54,446 INFO L290 TraceCheckUtils]: 2: Hoare triple {2344#true} [106] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:54,446 INFO L290 TraceCheckUtils]: 1: Hoare triple {2344#true} [103] ULTIMATE.initENTRY-->ULTIMATE.initFINAL: Formula: (let ((.cse0 (select |v_#memory_int_1| 1))) (and (= 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_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select |v_#length_1| 2) 14) (= (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{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #valid=|v_#valid_1|, #memory_int=|v_#memory_int_1|, #NULL.offset=|v_#NULL.offset_1|, #length=|v_#length_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] {2344#true} is VALID [2022-04-07 18:31:54,446 INFO L272 TraceCheckUtils]: 0: Hoare triple {2344#true} [101] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {2344#true} is VALID [2022-04-07 18:31:54,447 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-04-07 18:31:54,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-07 18:31:54,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369571978] [2022-04-07 18:31:54,448 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-07 18:31:54,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1420989775] [2022-04-07 18:31:54,448 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1420989775] provided 1 perfect and 1 imperfect interpolant sequences [2022-04-07 18:31:54,448 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-07 18:31:54,448 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 12 [2022-04-07 18:31:54,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61835245] [2022-04-07 18:31:54,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-07 18:31:54,449 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 4 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) Word has length 63 [2022-04-07 18:31:54,449 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-07 18:31:54,450 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 4 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2022-04-07 18:31:54,499 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-07 18:31:54,499 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-07 18:31:54,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-07 18:31:54,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-07 18:31:54,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2022-04-07 18:31:54,500 INFO L87 Difference]: Start difference. First operand 78 states and 98 transitions. Second operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 4 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2022-04-07 18:31:55,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:55,021 INFO L93 Difference]: Finished difference Result 80 states and 99 transitions. [2022-04-07 18:31:55,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-07 18:31:55,021 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 4 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) Word has length 63 [2022-04-07 18:31:55,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-07 18:31:55,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 4 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2022-04-07 18:31:55,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 45 transitions. [2022-04-07 18:31:55,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 4 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2022-04-07 18:31:55,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 45 transitions. [2022-04-07 18:31:55,024 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 45 transitions. [2022-04-07 18:31:55,079 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-07 18:31:55,080 INFO L225 Difference]: With dead ends: 80 [2022-04-07 18:31:55,080 INFO L226 Difference]: Without dead ends: 0 [2022-04-07 18:31:55,080 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 114 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2022-04-07 18:31:55,081 INFO L913 BasicCegarLoop]: 29 mSDtfsCounter, 14 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-07 18:31:55,081 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 122 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-07 18:31:55,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-04-07 18:31:55,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-04-07 18:31:55,082 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-07 18:31:55,082 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-07 18:31:55,082 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-07 18:31:55,082 INFO L87 Difference]: Start difference. First operand 0 states. Second operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-07 18:31:55,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:55,082 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-04-07 18:31:55,082 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-07 18:31:55,082 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 18:31:55,082 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-07 18:31:55,082 INFO L74 IsIncluded]: Start isIncluded. First operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 0 states. [2022-04-07 18:31:55,083 INFO L87 Difference]: Start difference. First operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 0 states. [2022-04-07 18:31:55,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-07 18:31:55,083 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-04-07 18:31:55,083 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-07 18:31:55,083 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 18:31:55,083 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-07 18:31:55,083 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-07 18:31:55,083 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-07 18:31:55,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-07 18:31:55,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-04-07 18:31:55,083 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2022-04-07 18:31:55,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-07 18:31:55,084 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-04-07 18:31:55,084 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 4 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2022-04-07 18:31:55,084 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-07 18:31:55,084 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-07 18:31:55,088 INFO L788 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-07 18:31:55,105 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-04-07 18:31:55,295 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-07 18:31:55,298 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-04-07 18:31:55,299 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-07 18:31:55,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.04 06:31:55 BasicIcfg [2022-04-07 18:31:55,302 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-07 18:31:55,303 INFO L158 Benchmark]: Toolchain (without parser) took 13095.97ms. Allocated memory was 188.7MB in the beginning and 292.6MB in the end (delta: 103.8MB). Free memory was 130.8MB in the beginning and 207.5MB in the end (delta: -76.6MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2022-04-07 18:31:55,303 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 188.7MB. Free memory is still 147.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-04-07 18:31:55,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 224.28ms. Allocated memory was 188.7MB in the beginning and 243.3MB in the end (delta: 54.5MB). Free memory was 130.7MB in the beginning and 213.2MB in the end (delta: -82.5MB). Peak memory consumption was 14.0MB. Max. memory is 8.0GB. [2022-04-07 18:31:55,310 INFO L158 Benchmark]: Boogie Preprocessor took 43.94ms. Allocated memory is still 243.3MB. Free memory was 213.2MB in the beginning and 211.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-04-07 18:31:55,310 INFO L158 Benchmark]: RCFGBuilder took 285.88ms. Allocated memory is still 243.3MB. Free memory was 211.1MB in the beginning and 198.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-04-07 18:31:55,311 INFO L158 Benchmark]: IcfgTransformer took 53.58ms. Allocated memory is still 243.3MB. Free memory was 198.6MB in the beginning and 196.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-04-07 18:31:55,311 INFO L158 Benchmark]: TraceAbstraction took 12483.04ms. Allocated memory was 243.3MB in the beginning and 292.6MB in the end (delta: 49.3MB). Free memory was 195.9MB in the beginning and 207.5MB in the end (delta: -11.5MB). Peak memory consumption was 39.0MB. Max. memory is 8.0GB. [2022-04-07 18:31:55,312 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 0.11ms. Allocated memory is still 188.7MB. Free memory is still 147.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 224.28ms. Allocated memory was 188.7MB in the beginning and 243.3MB in the end (delta: 54.5MB). Free memory was 130.7MB in the beginning and 213.2MB in the end (delta: -82.5MB). Peak memory consumption was 14.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 43.94ms. Allocated memory is still 243.3MB. Free memory was 213.2MB in the beginning and 211.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 285.88ms. Allocated memory is still 243.3MB. Free memory was 211.1MB in the beginning and 198.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * IcfgTransformer took 53.58ms. Allocated memory is still 243.3MB. Free memory was 198.6MB in the beginning and 196.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * TraceAbstraction took 12483.04ms. Allocated memory was 243.3MB in the beginning and 292.6MB in the end (delta: 49.3MB). Free memory was 195.9MB in the beginning and 207.5MB in the end (delta: -11.5MB). Peak memory consumption was 39.0MB. 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 - PositiveResult [Line: 17]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.4s, OverallIterations: 7, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 181 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 142 mSDsluCounter, 950 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 700 mSDsCounter, 70 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 689 IncrementalHoareTripleChecker+Invalid, 759 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 70 mSolverCounterUnsat, 250 mSDtfsCounter, 689 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 406 GetRequests, 349 SyntacticMatches, 2 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=78occurred in iteration=6, InterpolantAutomatonStates: 47, 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, 7 MinimizatonAttempts, 11 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 7.1s InterpolantComputationTime, 298 NumberOfCodeBlocks, 298 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 408 ConstructedInterpolants, 0 QuantifiedInterpolants, 1044 SizeOfPredicates, 20 NumberOfNonLiveVariables, 745 ConjunctsInSsa, 78 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 383/400 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-04-07 18:31:55,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...