/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf -i ../../../trunk/examples/svcomp/nla-digbench-scaling/geo1-ll_valuebound1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-08 01:07:26,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-08 01:07:26,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-08 01:07:27,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-08 01:07:27,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-08 01:07:27,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-08 01:07:27,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-08 01:07:27,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-08 01:07:27,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-08 01:07:27,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-08 01:07:27,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-08 01:07:27,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-08 01:07:27,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-08 01:07:27,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-08 01:07:27,013 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-08 01:07:27,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-08 01:07:27,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-08 01:07:27,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-08 01:07:27,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-08 01:07:27,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-08 01:07:27,017 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-08 01:07:27,018 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-08 01:07:27,019 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-08 01:07:27,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-08 01:07:27,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-08 01:07:27,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-08 01:07:27,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-08 01:07:27,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-08 01:07:27,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-08 01:07:27,036 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-04-08 01:07:27,063 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-08 01:07:27,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-08 01:07:27,063 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-08 01:07:27,064 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-08 01:07:27,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-08 01:07:27,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-08 01:07:27,064 INFO L138 SettingsManager]: * Use SBE=true [2022-04-08 01:07:27,064 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-08 01:07:27,064 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-08 01:07:27,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-08 01:07:27,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-08 01:07:27,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-08 01:07:27,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-08 01:07:27,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-08 01:07:27,065 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-08 01:07:27,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-08 01:07:27,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-08 01:07:27,065 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-08 01:07:27,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-08 01:07:27,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-08 01:07:27,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-08 01:07:27,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-08 01:07:27,066 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-08 01:07:27,066 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-08 01:07:27,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-08 01:07:27,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-08 01:07:27,066 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-04-08 01:07:27,067 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-04-08 01:07:27,067 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-08 01:07:27,067 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_QVASR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-08 01:07:27,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-08 01:07:27,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-08 01:07:27,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-08 01:07:27,255 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-08 01:07:27,255 INFO L275 PluginConnector]: CDTParser initialized [2022-04-08 01:07:27,256 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench-scaling/geo1-ll_valuebound1.c [2022-04-08 01:07:27,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ad222895/352e52de5fb04108a01fb57c567d75cc/FLAGb27d82c90 [2022-04-08 01:07:27,636 INFO L306 CDTParser]: Found 1 translation units. [2022-04-08 01:07:27,637 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/geo1-ll_valuebound1.c [2022-04-08 01:07:27,642 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ad222895/352e52de5fb04108a01fb57c567d75cc/FLAGb27d82c90 [2022-04-08 01:07:27,650 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ad222895/352e52de5fb04108a01fb57c567d75cc [2022-04-08 01:07:27,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-08 01:07:27,652 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-08 01:07:27,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-08 01:07:27,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-08 01:07:27,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-08 01:07:27,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.04 01:07:27" (1/1) ... [2022-04-08 01:07:27,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e9a95f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 01:07:27, skipping insertion in model container [2022-04-08 01:07:27,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.04 01:07:27" (1/1) ... [2022-04-08 01:07:27,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-08 01:07:27,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-08 01:07:27,845 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/geo1-ll_valuebound1.c[546,559] [2022-04-08 01:07:27,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-08 01:07:27,861 INFO L203 MainTranslator]: Completed pre-run [2022-04-08 01:07:27,869 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/geo1-ll_valuebound1.c[546,559] [2022-04-08 01:07:27,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-08 01:07:27,880 INFO L208 MainTranslator]: Completed translation [2022-04-08 01:07:27,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 01:07:27 WrapperNode [2022-04-08 01:07:27,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-08 01:07:27,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-08 01:07:27,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-08 01:07:27,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-08 01:07:27,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 01:07:27" (1/1) ... [2022-04-08 01:07:27,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 01:07:27" (1/1) ... [2022-04-08 01:07:27,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 01:07:27" (1/1) ... [2022-04-08 01:07:27,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 01:07:27" (1/1) ... [2022-04-08 01:07:27,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 01:07:27" (1/1) ... [2022-04-08 01:07:27,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 01:07:27" (1/1) ... [2022-04-08 01:07:27,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 01:07:27" (1/1) ... [2022-04-08 01:07:27,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-08 01:07:27,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-08 01:07:27,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-08 01:07:27,900 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-08 01:07:27,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 01:07:27" (1/1) ... [2022-04-08 01:07:27,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-08 01:07:27,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 01:07:27,921 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) [2022-04-08 01:07:27,923 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 [2022-04-08 01:07:27,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-08 01:07:27,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-08 01:07:27,944 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-08 01:07:27,944 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-08 01:07:27,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-08 01:07:27,944 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-08 01:07:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-08 01:07:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-08 01:07:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-08 01:07:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-08 01:07:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-08 01:07:27,944 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-08 01:07:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-08 01:07:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-08 01:07:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-08 01:07:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-08 01:07:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-08 01:07:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-08 01:07:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-08 01:07:27,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-08 01:07:27,986 INFO L234 CfgBuilder]: Building ICFG [2022-04-08 01:07:27,987 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-08 01:07:28,081 INFO L275 CfgBuilder]: Performing block encoding [2022-04-08 01:07:28,087 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-08 01:07:28,087 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-08 01:07:28,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 01:07:28 BoogieIcfgContainer [2022-04-08 01:07:28,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-08 01:07:28,089 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-08 01:07:28,089 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-08 01:07:28,090 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-08 01:07:28,092 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 01:07:28" (1/1) ... [2022-04-08 01:07:28,094 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_QVASR [2022-04-08 01:07:28,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 08.04 01:07:28 BasicIcfg [2022-04-08 01:07:28,113 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-08 01:07:28,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-08 01:07:28,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-08 01:07:28,129 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-08 01:07:28,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.04 01:07:27" (1/4) ... [2022-04-08 01:07:28,130 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@788e85f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.04 01:07:28, skipping insertion in model container [2022-04-08 01:07:28,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 01:07:27" (2/4) ... [2022-04-08 01:07:28,130 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@788e85f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.04 01:07:28, skipping insertion in model container [2022-04-08 01:07:28,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 01:07:28" (3/4) ... [2022-04-08 01:07:28,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@788e85f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.04 01:07:28, skipping insertion in model container [2022-04-08 01:07:28,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 08.04 01:07:28" (4/4) ... [2022-04-08 01:07:28,132 INFO L111 eAbstractionObserver]: Analyzing ICFG geo1-ll_valuebound1.cqvasr [2022-04-08 01:07:28,135 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-04-08 01:07:28,135 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-08 01:07:28,174 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-08 01:07:28,178 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-08 01:07:28,178 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-08 01:07:28,205 INFO L276 IsEmpty]: Start isEmpty. Operand has 32 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 19 states have internal predecessors, (24), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-04-08 01:07:28,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-04-08 01:07:28,209 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 01:07:28,211 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 01:07:28,211 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 01:07:28,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 01:07:28,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1950279688, now seen corresponding path program 1 times [2022-04-08 01:07:28,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 01:07:28,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641891854] [2022-04-08 01:07:28,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 01:07:28,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 01:07:28,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 01:07:28,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 01:07:28,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 01:07:28,421 INFO L290 TraceCheckUtils]: 0: Hoare triple {56#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [73] 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_#length_1| 2) 10) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#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] {35#true} is VALID [2022-04-08 01:07:28,422 INFO L290 TraceCheckUtils]: 1: Hoare triple {35#true} [76] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {35#true} is VALID [2022-04-08 01:07:28,422 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {35#true} {35#true} [103] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {35#true} is VALID [2022-04-08 01:07:28,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-04-08 01:07:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 01:07:28,447 INFO L290 TraceCheckUtils]: 0: Hoare triple {35#true} [79] assume_abort_if_notENTRY-->L13: 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] {35#true} is VALID [2022-04-08 01:07:28,448 INFO L290 TraceCheckUtils]: 1: Hoare triple {35#true} [81] L13-->L13-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,448 INFO L290 TraceCheckUtils]: 2: Hoare triple {36#false} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,449 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {36#false} {35#true} [104] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~z~0_10 1) (<= 0 v_main_~z~0_10)) 1 0)) InVars {main_~z~0=v_main_~z~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {36#false} is VALID [2022-04-08 01:07:28,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-04-08 01:07:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 01:07:28,457 INFO L290 TraceCheckUtils]: 0: Hoare triple {35#true} [79] assume_abort_if_notENTRY-->L13: 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] {35#true} is VALID [2022-04-08 01:07:28,458 INFO L290 TraceCheckUtils]: 1: Hoare triple {35#true} [81] L13-->L13-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,458 INFO L290 TraceCheckUtils]: 2: Hoare triple {36#false} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,458 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {36#false} {36#false} [105] assume_abort_if_notEXIT-->L28-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~k~0_7) (<= v_main_~k~0_7 1)) 1 0)) InVars {main_~k~0=v_main_~k~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {36#false} is VALID [2022-04-08 01:07:28,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-04-08 01:07:28,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 01:07:28,466 INFO L290 TraceCheckUtils]: 0: Hoare triple {35#true} [79] assume_abort_if_notENTRY-->L13: 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] {35#true} is VALID [2022-04-08 01:07:28,467 INFO L290 TraceCheckUtils]: 1: Hoare triple {35#true} [81] L13-->L13-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,467 INFO L290 TraceCheckUtils]: 2: Hoare triple {36#false} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,467 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {36#false} {36#false} [106] assume_abort_if_notEXIT-->L29: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~z~0_11) 1 0)) InVars {main_~z~0=v_main_~z~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {36#false} is VALID [2022-04-08 01:07:28,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-04-08 01:07:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 01:07:28,485 INFO L290 TraceCheckUtils]: 0: Hoare triple {35#true} [79] assume_abort_if_notENTRY-->L13: 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] {35#true} is VALID [2022-04-08 01:07:28,485 INFO L290 TraceCheckUtils]: 1: Hoare triple {35#true} [81] L13-->L13-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,486 INFO L290 TraceCheckUtils]: 2: Hoare triple {36#false} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,486 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {36#false} {36#false} [107] assume_abort_if_notEXIT-->L30: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_4| (ite (<= 1 v_main_~k~0_8) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {36#false} is VALID [2022-04-08 01:07:28,487 INFO L272 TraceCheckUtils]: 0: Hoare triple {35#true} [71] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {56#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 01:07:28,487 INFO L290 TraceCheckUtils]: 1: Hoare triple {56#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} [73] 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_#length_1| 2) 10) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#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] {35#true} is VALID [2022-04-08 01:07:28,487 INFO L290 TraceCheckUtils]: 2: Hoare triple {35#true} [76] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {35#true} is VALID [2022-04-08 01:07:28,487 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {35#true} {35#true} [103] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {35#true} is VALID [2022-04-08 01:07:28,488 INFO L272 TraceCheckUtils]: 4: Hoare triple {35#true} [72] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {35#true} is VALID [2022-04-08 01:07:28,488 INFO L290 TraceCheckUtils]: 5: Hoare triple {35#true} [75] mainENTRY-->L26: Formula: (and (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (= v_main_~z~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_2, main_~x~0=v_main_~x~0_4, main_~z~0=v_main_~z~0_2, main_~k~0=v_main_~k~0_1} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~z~0, main_~k~0, main_~c~0, main_~y~0] {35#true} is VALID [2022-04-08 01:07:28,488 INFO L272 TraceCheckUtils]: 6: Hoare triple {35#true} [77] L26-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~z~0_10 1) (<= 0 v_main_~z~0_10)) 1 0)) InVars {main_~z~0=v_main_~z~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {35#true} is VALID [2022-04-08 01:07:28,488 INFO L290 TraceCheckUtils]: 7: Hoare triple {35#true} [79] assume_abort_if_notENTRY-->L13: 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] {35#true} is VALID [2022-04-08 01:07:28,489 INFO L290 TraceCheckUtils]: 8: Hoare triple {35#true} [81] L13-->L13-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,489 INFO L290 TraceCheckUtils]: 9: Hoare triple {36#false} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,489 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {36#false} {35#true} [104] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~z~0_10 1) (<= 0 v_main_~z~0_10)) 1 0)) InVars {main_~z~0=v_main_~z~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {36#false} is VALID [2022-04-08 01:07:28,489 INFO L290 TraceCheckUtils]: 11: Hoare triple {36#false} [78] L26-1-->L28: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~k~0_2 |v_main_#t~nondet5_2|) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648))) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~k~0] {36#false} is VALID [2022-04-08 01:07:28,490 INFO L272 TraceCheckUtils]: 12: Hoare triple {36#false} [80] L28-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~k~0_7) (<= v_main_~k~0_7 1)) 1 0)) InVars {main_~k~0=v_main_~k~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {35#true} is VALID [2022-04-08 01:07:28,490 INFO L290 TraceCheckUtils]: 13: Hoare triple {35#true} [79] assume_abort_if_notENTRY-->L13: 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] {35#true} is VALID [2022-04-08 01:07:28,490 INFO L290 TraceCheckUtils]: 14: Hoare triple {35#true} [81] L13-->L13-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,490 INFO L290 TraceCheckUtils]: 15: Hoare triple {36#false} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,491 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {36#false} {36#false} [105] assume_abort_if_notEXIT-->L28-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~k~0_7) (<= v_main_~k~0_7 1)) 1 0)) InVars {main_~k~0=v_main_~k~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {36#false} is VALID [2022-04-08 01:07:28,491 INFO L272 TraceCheckUtils]: 17: Hoare triple {36#false} [83] L28-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~z~0_11) 1 0)) InVars {main_~z~0=v_main_~z~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {35#true} is VALID [2022-04-08 01:07:28,491 INFO L290 TraceCheckUtils]: 18: Hoare triple {35#true} [79] assume_abort_if_notENTRY-->L13: 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] {35#true} is VALID [2022-04-08 01:07:28,493 INFO L290 TraceCheckUtils]: 19: Hoare triple {35#true} [81] L13-->L13-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,493 INFO L290 TraceCheckUtils]: 20: Hoare triple {36#false} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,493 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {36#false} {36#false} [106] assume_abort_if_notEXIT-->L29: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~z~0_11) 1 0)) InVars {main_~z~0=v_main_~z~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {36#false} is VALID [2022-04-08 01:07:28,494 INFO L272 TraceCheckUtils]: 22: Hoare triple {36#false} [85] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_4| (ite (<= 1 v_main_~k~0_8) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {35#true} is VALID [2022-04-08 01:07:28,494 INFO L290 TraceCheckUtils]: 23: Hoare triple {35#true} [79] assume_abort_if_notENTRY-->L13: 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] {35#true} is VALID [2022-04-08 01:07:28,494 INFO L290 TraceCheckUtils]: 24: Hoare triple {35#true} [81] L13-->L13-2: Formula: false InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,494 INFO L290 TraceCheckUtils]: 25: Hoare triple {36#false} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,495 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {36#false} {36#false} [107] assume_abort_if_notEXIT-->L30: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_4| (ite (<= 1 v_main_~k~0_8) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {36#false} is VALID [2022-04-08 01:07:28,495 INFO L290 TraceCheckUtils]: 27: Hoare triple {36#false} [86] L30-->L36-2: Formula: (and (= v_main_~y~0_3 v_main_~z~0_7) (= v_main_~c~0_2 1) (= v_main_~x~0_5 1)) InVars {main_~z~0=v_main_~z~0_7} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_5, main_~z~0=v_main_~z~0_7} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {36#false} is VALID [2022-04-08 01:07:28,495 INFO L290 TraceCheckUtils]: 28: Hoare triple {36#false} [89] L36-2-->L37: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,495 INFO L272 TraceCheckUtils]: 29: Hoare triple {36#false} [91] L37-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~z~0_12 v_main_~x~0_9) (* (- 1) v_main_~x~0_9) (* (- 1) v_main_~y~0_7) 1) 0) 1 0)) InVars {main_~y~0=v_main_~y~0_7, main_~x~0=v_main_~x~0_9, main_~z~0=v_main_~z~0_12} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~z~0, main_~y~0] {36#false} is VALID [2022-04-08 01:07:28,495 INFO L290 TraceCheckUtils]: 30: Hoare triple {36#false} [95] __VERIFIER_assertENTRY-->L16: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {36#false} is VALID [2022-04-08 01:07:28,496 INFO L290 TraceCheckUtils]: 31: Hoare triple {36#false} [97] L16-->L17: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,496 INFO L290 TraceCheckUtils]: 32: Hoare triple {36#false} [100] L17-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {36#false} is VALID [2022-04-08 01:07:28,496 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-04-08 01:07:28,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 01:07:28,497 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641891854] [2022-04-08 01:07:28,497 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641891854] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 01:07:28,497 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 01:07:28,498 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-08 01:07:28,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470165169] [2022-04-08 01:07:28,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 01:07:28,502 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, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 33 [2022-04-08 01:07:28,503 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 01:07:28,505 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, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 01:07:28,552 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 01:07:28,552 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-08 01:07:28,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 01:07:28,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-08 01:07:28,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-08 01:07:28,576 INFO L87 Difference]: Start difference. First operand has 32 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 19 states have internal predecessors, (24), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) 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, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 01:07:28,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 01:07:28,685 INFO L93 Difference]: Finished difference Result 57 states and 78 transitions. [2022-04-08 01:07:28,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-08 01:07:28,686 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, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 33 [2022-04-08 01:07:28,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 01:07:28,686 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, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 01:07:28,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 78 transitions. [2022-04-08 01:07:28,693 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, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 01:07:28,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 78 transitions. [2022-04-08 01:07:28,697 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 3 states and 78 transitions. [2022-04-08 01:07:28,783 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 01:07:28,788 INFO L225 Difference]: With dead ends: 57 [2022-04-08 01:07:28,788 INFO L226 Difference]: Without dead ends: 27 [2022-04-08 01:07:28,790 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-08 01:07:28,792 INFO L913 BasicCegarLoop]: 30 mSDtfsCounter, 17 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-08 01:07:28,793 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [23 Valid, 33 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 01:07:28,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-04-08 01:07:28,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-04-08 01:07:28,811 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 01:07:28,812 INFO L82 GeneralOperation]: Start isEquivalent. First operand 27 states. Second operand has 27 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 16 states have internal predecessors, (17), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-08 01:07:28,812 INFO L74 IsIncluded]: Start isIncluded. First operand 27 states. Second operand has 27 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 16 states have internal predecessors, (17), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-08 01:07:28,812 INFO L87 Difference]: Start difference. First operand 27 states. Second operand has 27 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 16 states have internal predecessors, (17), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-08 01:07:28,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 01:07:28,816 INFO L93 Difference]: Finished difference Result 27 states and 31 transitions. [2022-04-08 01:07:28,816 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2022-04-08 01:07:28,816 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 01:07:28,816 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 01:07:28,816 INFO L74 IsIncluded]: Start isIncluded. First operand has 27 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 16 states have internal predecessors, (17), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand 27 states. [2022-04-08 01:07:28,817 INFO L87 Difference]: Start difference. First operand has 27 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 16 states have internal predecessors, (17), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand 27 states. [2022-04-08 01:07:28,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 01:07:28,819 INFO L93 Difference]: Finished difference Result 27 states and 31 transitions. [2022-04-08 01:07:28,819 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2022-04-08 01:07:28,819 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 01:07:28,819 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 01:07:28,819 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 01:07:28,820 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 01:07:28,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 16 states have internal predecessors, (17), 8 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-08 01:07:28,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 31 transitions. [2022-04-08 01:07:28,822 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 31 transitions. Word has length 33 [2022-04-08 01:07:28,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 01:07:28,822 INFO L478 AbstractCegarLoop]: Abstraction has 27 states and 31 transitions. [2022-04-08 01:07:28,823 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, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 01:07:28,823 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2022-04-08 01:07:28,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-04-08 01:07:28,823 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 01:07:28,824 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 01:07:28,824 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-08 01:07:28,824 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 01:07:28,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 01:07:28,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1010552682, now seen corresponding path program 1 times [2022-04-08 01:07:28,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 01:07:28,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769627476] [2022-04-08 01:07:28,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 01:07:28,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 01:07:28,855 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 01:07:28,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [113175675] [2022-04-08 01:07:28,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 01:07:28,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 01:07:28,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 01:07:28,858 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) [2022-04-08 01:07:28,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-04-08 01:07:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 01:07:28,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 17 conjunts are in the unsatisfiable core [2022-04-08 01:07:28,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 01:07:28,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 01:07:29,270 INFO L272 TraceCheckUtils]: 0: Hoare triple {231#true} [71] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {231#true} is VALID [2022-04-08 01:07:29,271 INFO L290 TraceCheckUtils]: 1: Hoare triple {231#true} [73] 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_#length_1| 2) 10) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#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] {231#true} is VALID [2022-04-08 01:07:29,271 INFO L290 TraceCheckUtils]: 2: Hoare triple {231#true} [76] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {231#true} is VALID [2022-04-08 01:07:29,271 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {231#true} {231#true} [103] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {231#true} is VALID [2022-04-08 01:07:29,271 INFO L272 TraceCheckUtils]: 4: Hoare triple {231#true} [72] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {231#true} is VALID [2022-04-08 01:07:29,271 INFO L290 TraceCheckUtils]: 5: Hoare triple {231#true} [75] mainENTRY-->L26: Formula: (and (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (= v_main_~z~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_2, main_~x~0=v_main_~x~0_4, main_~z~0=v_main_~z~0_2, main_~k~0=v_main_~k~0_1} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~z~0, main_~k~0, main_~c~0, main_~y~0] {231#true} is VALID [2022-04-08 01:07:29,272 INFO L272 TraceCheckUtils]: 6: Hoare triple {231#true} [77] L26-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~z~0_10 1) (<= 0 v_main_~z~0_10)) 1 0)) InVars {main_~z~0=v_main_~z~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {231#true} is VALID [2022-04-08 01:07:29,273 INFO L290 TraceCheckUtils]: 7: Hoare triple {231#true} [79] assume_abort_if_notENTRY-->L13: 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] {257#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 01:07:29,273 INFO L290 TraceCheckUtils]: 8: Hoare triple {257#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [82] L13-->L13-2: 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[] {261#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 01:07:29,273 INFO L290 TraceCheckUtils]: 9: Hoare triple {261#(not (= |assume_abort_if_not_#in~cond| 0))} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {261#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 01:07:29,274 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {261#(not (= |assume_abort_if_not_#in~cond| 0))} {231#true} [104] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~z~0_10 1) (<= 0 v_main_~z~0_10)) 1 0)) InVars {main_~z~0=v_main_~z~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {268#(and (<= main_~z~0 1) (<= 0 main_~z~0))} is VALID [2022-04-08 01:07:29,274 INFO L290 TraceCheckUtils]: 11: Hoare triple {268#(and (<= main_~z~0 1) (<= 0 main_~z~0))} [78] L26-1-->L28: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~k~0_2 |v_main_#t~nondet5_2|) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648))) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~k~0] {268#(and (<= main_~z~0 1) (<= 0 main_~z~0))} is VALID [2022-04-08 01:07:29,275 INFO L272 TraceCheckUtils]: 12: Hoare triple {268#(and (<= main_~z~0 1) (<= 0 main_~z~0))} [80] L28-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~k~0_7) (<= v_main_~k~0_7 1)) 1 0)) InVars {main_~k~0=v_main_~k~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {231#true} is VALID [2022-04-08 01:07:29,275 INFO L290 TraceCheckUtils]: 13: Hoare triple {231#true} [79] assume_abort_if_notENTRY-->L13: 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] {231#true} is VALID [2022-04-08 01:07:29,275 INFO L290 TraceCheckUtils]: 14: Hoare triple {231#true} [82] L13-->L13-2: 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[] {231#true} is VALID [2022-04-08 01:07:29,275 INFO L290 TraceCheckUtils]: 15: Hoare triple {231#true} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {231#true} is VALID [2022-04-08 01:07:29,275 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {231#true} {268#(and (<= main_~z~0 1) (<= 0 main_~z~0))} [105] assume_abort_if_notEXIT-->L28-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~k~0_7) (<= v_main_~k~0_7 1)) 1 0)) InVars {main_~k~0=v_main_~k~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {268#(and (<= main_~z~0 1) (<= 0 main_~z~0))} is VALID [2022-04-08 01:07:29,276 INFO L272 TraceCheckUtils]: 17: Hoare triple {268#(and (<= main_~z~0 1) (<= 0 main_~z~0))} [83] L28-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~z~0_11) 1 0)) InVars {main_~z~0=v_main_~z~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {231#true} is VALID [2022-04-08 01:07:29,276 INFO L290 TraceCheckUtils]: 18: Hoare triple {231#true} [79] assume_abort_if_notENTRY-->L13: 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] {257#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 01:07:29,276 INFO L290 TraceCheckUtils]: 19: Hoare triple {257#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} [82] L13-->L13-2: 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[] {261#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 01:07:29,277 INFO L290 TraceCheckUtils]: 20: Hoare triple {261#(not (= |assume_abort_if_not_#in~cond| 0))} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {261#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 01:07:29,277 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {261#(not (= |assume_abort_if_not_#in~cond| 0))} {268#(and (<= main_~z~0 1) (<= 0 main_~z~0))} [106] assume_abort_if_notEXIT-->L29: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~z~0_11) 1 0)) InVars {main_~z~0=v_main_~z~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {302#(and (<= main_~z~0 1) (<= 1 main_~z~0))} is VALID [2022-04-08 01:07:29,277 INFO L272 TraceCheckUtils]: 22: Hoare triple {302#(and (<= main_~z~0 1) (<= 1 main_~z~0))} [85] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_4| (ite (<= 1 v_main_~k~0_8) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {231#true} is VALID [2022-04-08 01:07:29,278 INFO L290 TraceCheckUtils]: 23: Hoare triple {231#true} [79] assume_abort_if_notENTRY-->L13: 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] {231#true} is VALID [2022-04-08 01:07:29,278 INFO L290 TraceCheckUtils]: 24: Hoare triple {231#true} [82] L13-->L13-2: 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[] {231#true} is VALID [2022-04-08 01:07:29,278 INFO L290 TraceCheckUtils]: 25: Hoare triple {231#true} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {231#true} is VALID [2022-04-08 01:07:29,280 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {231#true} {302#(and (<= main_~z~0 1) (<= 1 main_~z~0))} [107] assume_abort_if_notEXIT-->L30: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_4| (ite (<= 1 v_main_~k~0_8) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {302#(and (<= main_~z~0 1) (<= 1 main_~z~0))} is VALID [2022-04-08 01:07:29,281 INFO L290 TraceCheckUtils]: 27: Hoare triple {302#(and (<= main_~z~0 1) (<= 1 main_~z~0))} [86] L30-->L36-2: Formula: (and (= v_main_~y~0_3 v_main_~z~0_7) (= v_main_~c~0_2 1) (= v_main_~x~0_5 1)) InVars {main_~z~0=v_main_~z~0_7} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_5, main_~z~0=v_main_~z~0_7} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {321#(and (= main_~z~0 main_~y~0) (<= main_~z~0 1) (= main_~x~0 1) (<= 1 main_~z~0))} is VALID [2022-04-08 01:07:29,281 INFO L290 TraceCheckUtils]: 28: Hoare triple {321#(and (= main_~z~0 main_~y~0) (<= main_~z~0 1) (= main_~x~0 1) (<= 1 main_~z~0))} [89] L36-2-->L37: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {321#(and (= main_~z~0 main_~y~0) (<= main_~z~0 1) (= main_~x~0 1) (<= 1 main_~z~0))} is VALID [2022-04-08 01:07:29,282 INFO L272 TraceCheckUtils]: 29: Hoare triple {321#(and (= main_~z~0 main_~y~0) (<= main_~z~0 1) (= main_~x~0 1) (<= 1 main_~z~0))} [91] L37-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~z~0_12 v_main_~x~0_9) (* (- 1) v_main_~x~0_9) (* (- 1) v_main_~y~0_7) 1) 0) 1 0)) InVars {main_~y~0=v_main_~y~0_7, main_~x~0=v_main_~x~0_9, main_~z~0=v_main_~z~0_12} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~z~0, main_~y~0] {328#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 01:07:29,282 INFO L290 TraceCheckUtils]: 30: Hoare triple {328#(<= 1 |__VERIFIER_assert_#in~cond|)} [95] __VERIFIER_assertENTRY-->L16: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {332#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 01:07:29,282 INFO L290 TraceCheckUtils]: 31: Hoare triple {332#(<= 1 __VERIFIER_assert_~cond)} [97] L16-->L17: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {232#false} is VALID [2022-04-08 01:07:29,283 INFO L290 TraceCheckUtils]: 32: Hoare triple {232#false} [100] L17-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {232#false} is VALID [2022-04-08 01:07:29,283 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-04-08 01:07:29,283 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 01:07:29,520 INFO L290 TraceCheckUtils]: 32: Hoare triple {232#false} [100] L17-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {232#false} is VALID [2022-04-08 01:07:29,520 INFO L290 TraceCheckUtils]: 31: Hoare triple {332#(<= 1 __VERIFIER_assert_~cond)} [97] L16-->L17: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {232#false} is VALID [2022-04-08 01:07:29,521 INFO L290 TraceCheckUtils]: 30: Hoare triple {328#(<= 1 |__VERIFIER_assert_#in~cond|)} [95] __VERIFIER_assertENTRY-->L16: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {332#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 01:07:29,521 INFO L272 TraceCheckUtils]: 29: Hoare triple {348#(= (+ (* main_~z~0 main_~x~0) 1) (+ main_~y~0 main_~x~0))} [91] L37-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~z~0_12 v_main_~x~0_9) (* (- 1) v_main_~x~0_9) (* (- 1) v_main_~y~0_7) 1) 0) 1 0)) InVars {main_~y~0=v_main_~y~0_7, main_~x~0=v_main_~x~0_9, main_~z~0=v_main_~z~0_12} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~z~0, main_~y~0] {328#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 01:07:29,522 INFO L290 TraceCheckUtils]: 28: Hoare triple {348#(= (+ (* main_~z~0 main_~x~0) 1) (+ main_~y~0 main_~x~0))} [89] L36-2-->L37: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {348#(= (+ (* main_~z~0 main_~x~0) 1) (+ main_~y~0 main_~x~0))} is VALID [2022-04-08 01:07:29,522 INFO L290 TraceCheckUtils]: 27: Hoare triple {231#true} [86] L30-->L36-2: Formula: (and (= v_main_~y~0_3 v_main_~z~0_7) (= v_main_~c~0_2 1) (= v_main_~x~0_5 1)) InVars {main_~z~0=v_main_~z~0_7} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_5, main_~z~0=v_main_~z~0_7} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {348#(= (+ (* main_~z~0 main_~x~0) 1) (+ main_~y~0 main_~x~0))} is VALID [2022-04-08 01:07:29,522 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {231#true} {231#true} [107] assume_abort_if_notEXIT-->L30: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_4| (ite (<= 1 v_main_~k~0_8) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {231#true} is VALID [2022-04-08 01:07:29,522 INFO L290 TraceCheckUtils]: 25: Hoare triple {231#true} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {231#true} is VALID [2022-04-08 01:07:29,523 INFO L290 TraceCheckUtils]: 24: Hoare triple {231#true} [82] L13-->L13-2: 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[] {231#true} is VALID [2022-04-08 01:07:29,523 INFO L290 TraceCheckUtils]: 23: Hoare triple {231#true} [79] assume_abort_if_notENTRY-->L13: 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] {231#true} is VALID [2022-04-08 01:07:29,523 INFO L272 TraceCheckUtils]: 22: Hoare triple {231#true} [85] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_4| (ite (<= 1 v_main_~k~0_8) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {231#true} is VALID [2022-04-08 01:07:29,523 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {231#true} {231#true} [106] assume_abort_if_notEXIT-->L29: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~z~0_11) 1 0)) InVars {main_~z~0=v_main_~z~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {231#true} is VALID [2022-04-08 01:07:29,523 INFO L290 TraceCheckUtils]: 20: Hoare triple {231#true} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {231#true} is VALID [2022-04-08 01:07:29,523 INFO L290 TraceCheckUtils]: 19: Hoare triple {231#true} [82] L13-->L13-2: 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[] {231#true} is VALID [2022-04-08 01:07:29,523 INFO L290 TraceCheckUtils]: 18: Hoare triple {231#true} [79] assume_abort_if_notENTRY-->L13: 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] {231#true} is VALID [2022-04-08 01:07:29,524 INFO L272 TraceCheckUtils]: 17: Hoare triple {231#true} [83] L28-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~z~0_11) 1 0)) InVars {main_~z~0=v_main_~z~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {231#true} is VALID [2022-04-08 01:07:29,524 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {231#true} {231#true} [105] assume_abort_if_notEXIT-->L28-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~k~0_7) (<= v_main_~k~0_7 1)) 1 0)) InVars {main_~k~0=v_main_~k~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {231#true} is VALID [2022-04-08 01:07:29,524 INFO L290 TraceCheckUtils]: 15: Hoare triple {231#true} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {231#true} is VALID [2022-04-08 01:07:29,524 INFO L290 TraceCheckUtils]: 14: Hoare triple {231#true} [82] L13-->L13-2: 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[] {231#true} is VALID [2022-04-08 01:07:29,524 INFO L290 TraceCheckUtils]: 13: Hoare triple {231#true} [79] assume_abort_if_notENTRY-->L13: 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] {231#true} is VALID [2022-04-08 01:07:29,524 INFO L272 TraceCheckUtils]: 12: Hoare triple {231#true} [80] L28-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~k~0_7) (<= v_main_~k~0_7 1)) 1 0)) InVars {main_~k~0=v_main_~k~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {231#true} is VALID [2022-04-08 01:07:29,524 INFO L290 TraceCheckUtils]: 11: Hoare triple {231#true} [78] L26-1-->L28: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~k~0_2 |v_main_#t~nondet5_2|) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648))) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~k~0] {231#true} is VALID [2022-04-08 01:07:29,525 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {231#true} {231#true} [104] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~z~0_10 1) (<= 0 v_main_~z~0_10)) 1 0)) InVars {main_~z~0=v_main_~z~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {231#true} is VALID [2022-04-08 01:07:29,525 INFO L290 TraceCheckUtils]: 9: Hoare triple {231#true} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {231#true} is VALID [2022-04-08 01:07:29,525 INFO L290 TraceCheckUtils]: 8: Hoare triple {231#true} [82] L13-->L13-2: 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[] {231#true} is VALID [2022-04-08 01:07:29,525 INFO L290 TraceCheckUtils]: 7: Hoare triple {231#true} [79] assume_abort_if_notENTRY-->L13: 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] {231#true} is VALID [2022-04-08 01:07:29,525 INFO L272 TraceCheckUtils]: 6: Hoare triple {231#true} [77] L26-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~z~0_10 1) (<= 0 v_main_~z~0_10)) 1 0)) InVars {main_~z~0=v_main_~z~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {231#true} is VALID [2022-04-08 01:07:29,525 INFO L290 TraceCheckUtils]: 5: Hoare triple {231#true} [75] mainENTRY-->L26: Formula: (and (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (= v_main_~z~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_2, main_~x~0=v_main_~x~0_4, main_~z~0=v_main_~z~0_2, main_~k~0=v_main_~k~0_1} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~z~0, main_~k~0, main_~c~0, main_~y~0] {231#true} is VALID [2022-04-08 01:07:29,525 INFO L272 TraceCheckUtils]: 4: Hoare triple {231#true} [72] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {231#true} is VALID [2022-04-08 01:07:29,526 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {231#true} {231#true} [103] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {231#true} is VALID [2022-04-08 01:07:29,526 INFO L290 TraceCheckUtils]: 2: Hoare triple {231#true} [76] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {231#true} is VALID [2022-04-08 01:07:29,526 INFO L290 TraceCheckUtils]: 1: Hoare triple {231#true} [73] 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_#length_1| 2) 10) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#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] {231#true} is VALID [2022-04-08 01:07:29,526 INFO L272 TraceCheckUtils]: 0: Hoare triple {231#true} [71] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {231#true} is VALID [2022-04-08 01:07:29,526 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-04-08 01:07:29,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 01:07:29,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769627476] [2022-04-08 01:07:29,527 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 01:07:29,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [113175675] [2022-04-08 01:07:29,527 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [113175675] provided 1 perfect and 1 imperfect interpolant sequences [2022-04-08 01:07:29,527 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-08 01:07:29,527 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 10 [2022-04-08 01:07:29,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364055322] [2022-04-08 01:07:29,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 01:07:29,528 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 33 [2022-04-08 01:07:29,528 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 01:07:29,529 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-08 01:07:29,562 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 01:07:29,562 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 01:07:29,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 01:07:29,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 01:07:29,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-04-08 01:07:29,563 INFO L87 Difference]: Start difference. First operand 27 states and 31 transitions. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-08 01:07:29,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 01:07:29,682 INFO L93 Difference]: Finished difference Result 33 states and 36 transitions. [2022-04-08 01:07:29,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-08 01:07:29,682 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 33 [2022-04-08 01:07:29,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 01:07:29,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-08 01:07:29,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 36 transitions. [2022-04-08 01:07:29,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-08 01:07:29,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 36 transitions. [2022-04-08 01:07:29,685 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 36 transitions. [2022-04-08 01:07:29,806 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 01:07:29,807 INFO L225 Difference]: With dead ends: 33 [2022-04-08 01:07:29,807 INFO L226 Difference]: Without dead ends: 29 [2022-04-08 01:07:29,807 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-04-08 01:07:29,808 INFO L913 BasicCegarLoop]: 26 mSDtfsCounter, 6 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-08 01:07:29,808 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 93 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 01:07:29,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2022-04-08 01:07:29,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2022-04-08 01:07:29,812 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 01:07:29,812 INFO L82 GeneralOperation]: Start isEquivalent. First operand 29 states. Second operand has 29 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 8 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-08 01:07:29,812 INFO L74 IsIncluded]: Start isIncluded. First operand 29 states. Second operand has 29 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 8 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-08 01:07:29,813 INFO L87 Difference]: Start difference. First operand 29 states. Second operand has 29 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 8 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-08 01:07:29,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 01:07:29,814 INFO L93 Difference]: Finished difference Result 29 states and 32 transitions. [2022-04-08 01:07:29,814 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-04-08 01:07:29,815 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 01:07:29,815 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 01:07:29,815 INFO L74 IsIncluded]: Start isIncluded. First operand has 29 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 8 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand 29 states. [2022-04-08 01:07:29,815 INFO L87 Difference]: Start difference. First operand has 29 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 8 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand 29 states. [2022-04-08 01:07:29,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 01:07:29,817 INFO L93 Difference]: Finished difference Result 29 states and 32 transitions. [2022-04-08 01:07:29,817 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-04-08 01:07:29,817 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 01:07:29,817 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 01:07:29,817 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 01:07:29,817 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 01:07:29,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 8 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-04-08 01:07:29,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2022-04-08 01:07:29,818 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 33 [2022-04-08 01:07:29,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 01:07:29,819 INFO L478 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2022-04-08 01:07:29,819 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-08 01:07:29,819 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-04-08 01:07:29,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-04-08 01:07:29,820 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 01:07:29,820 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2022-04-08 01:07:29,839 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-04-08 01:07:30,036 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 [2022-04-08 01:07:30,037 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 01:07:30,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 01:07:30,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1070211269, now seen corresponding path program 1 times [2022-04-08 01:07:30,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 01:07:30,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162704674] [2022-04-08 01:07:30,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 01:07:30,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 01:07:30,052 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 01:07:30,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [113491043] [2022-04-08 01:07:30,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 01:07:30,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 01:07:30,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 01:07:30,054 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) [2022-04-08 01:07:30,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-04-08 01:07:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 01:07:30,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 10 conjunts are in the unsatisfiable core [2022-04-08 01:07:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 01:07:30,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 01:07:32,353 INFO L272 TraceCheckUtils]: 0: Hoare triple {588#true} [71] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:32,354 INFO L290 TraceCheckUtils]: 1: Hoare triple {588#true} [73] 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_#length_1| 2) 10) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#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] {588#true} is VALID [2022-04-08 01:07:32,354 INFO L290 TraceCheckUtils]: 2: Hoare triple {588#true} [76] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:32,354 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {588#true} {588#true} [103] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:32,354 INFO L272 TraceCheckUtils]: 4: Hoare triple {588#true} [72] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:32,355 INFO L290 TraceCheckUtils]: 5: Hoare triple {588#true} [75] mainENTRY-->L26: Formula: (and (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (= v_main_~z~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_2, main_~x~0=v_main_~x~0_4, main_~z~0=v_main_~z~0_2, main_~k~0=v_main_~k~0_1} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~z~0, main_~k~0, main_~c~0, main_~y~0] {588#true} is VALID [2022-04-08 01:07:32,355 INFO L272 TraceCheckUtils]: 6: Hoare triple {588#true} [77] L26-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~z~0_10 1) (<= 0 v_main_~z~0_10)) 1 0)) InVars {main_~z~0=v_main_~z~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {588#true} is VALID [2022-04-08 01:07:32,355 INFO L290 TraceCheckUtils]: 7: Hoare triple {588#true} [79] assume_abort_if_notENTRY-->L13: 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] {588#true} is VALID [2022-04-08 01:07:32,355 INFO L290 TraceCheckUtils]: 8: Hoare triple {588#true} [82] L13-->L13-2: 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[] {588#true} is VALID [2022-04-08 01:07:32,355 INFO L290 TraceCheckUtils]: 9: Hoare triple {588#true} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:32,355 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {588#true} {588#true} [104] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~z~0_10 1) (<= 0 v_main_~z~0_10)) 1 0)) InVars {main_~z~0=v_main_~z~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {588#true} is VALID [2022-04-08 01:07:32,355 INFO L290 TraceCheckUtils]: 11: Hoare triple {588#true} [78] L26-1-->L28: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~k~0_2 |v_main_#t~nondet5_2|) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648))) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~k~0] {588#true} is VALID [2022-04-08 01:07:32,356 INFO L272 TraceCheckUtils]: 12: Hoare triple {588#true} [80] L28-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~k~0_7) (<= v_main_~k~0_7 1)) 1 0)) InVars {main_~k~0=v_main_~k~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {588#true} is VALID [2022-04-08 01:07:32,356 INFO L290 TraceCheckUtils]: 13: Hoare triple {588#true} [79] assume_abort_if_notENTRY-->L13: 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] {588#true} is VALID [2022-04-08 01:07:32,356 INFO L290 TraceCheckUtils]: 14: Hoare triple {588#true} [82] L13-->L13-2: 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[] {588#true} is VALID [2022-04-08 01:07:32,356 INFO L290 TraceCheckUtils]: 15: Hoare triple {588#true} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:32,356 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {588#true} {588#true} [105] assume_abort_if_notEXIT-->L28-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~k~0_7) (<= v_main_~k~0_7 1)) 1 0)) InVars {main_~k~0=v_main_~k~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {588#true} is VALID [2022-04-08 01:07:32,357 INFO L272 TraceCheckUtils]: 17: Hoare triple {588#true} [83] L28-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~z~0_11) 1 0)) InVars {main_~z~0=v_main_~z~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {588#true} is VALID [2022-04-08 01:07:32,357 INFO L290 TraceCheckUtils]: 18: Hoare triple {588#true} [79] assume_abort_if_notENTRY-->L13: 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] {588#true} is VALID [2022-04-08 01:07:32,357 INFO L290 TraceCheckUtils]: 19: Hoare triple {588#true} [82] L13-->L13-2: 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[] {588#true} is VALID [2022-04-08 01:07:32,357 INFO L290 TraceCheckUtils]: 20: Hoare triple {588#true} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:32,358 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {588#true} {588#true} [106] assume_abort_if_notEXIT-->L29: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~z~0_11) 1 0)) InVars {main_~z~0=v_main_~z~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {588#true} is VALID [2022-04-08 01:07:32,358 INFO L272 TraceCheckUtils]: 22: Hoare triple {588#true} [85] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_4| (ite (<= 1 v_main_~k~0_8) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {588#true} is VALID [2022-04-08 01:07:32,358 INFO L290 TraceCheckUtils]: 23: Hoare triple {588#true} [79] assume_abort_if_notENTRY-->L13: 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] {588#true} is VALID [2022-04-08 01:07:32,358 INFO L290 TraceCheckUtils]: 24: Hoare triple {588#true} [82] L13-->L13-2: 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[] {588#true} is VALID [2022-04-08 01:07:32,358 INFO L290 TraceCheckUtils]: 25: Hoare triple {588#true} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:32,358 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {588#true} {588#true} [107] assume_abort_if_notEXIT-->L30: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_4| (ite (<= 1 v_main_~k~0_8) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {588#true} is VALID [2022-04-08 01:07:32,358 INFO L290 TraceCheckUtils]: 27: Hoare triple {588#true} [86] L30-->L36-2: Formula: (and (= v_main_~y~0_3 v_main_~z~0_7) (= v_main_~c~0_2 1) (= v_main_~x~0_5 1)) InVars {main_~z~0=v_main_~z~0_7} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_5, main_~z~0=v_main_~z~0_7} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {588#true} is VALID [2022-04-08 01:07:32,359 INFO L290 TraceCheckUtils]: 28: Hoare triple {588#true} [89] L36-2-->L37: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:32,359 INFO L272 TraceCheckUtils]: 29: Hoare triple {588#true} [91] L37-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~z~0_12 v_main_~x~0_9) (* (- 1) v_main_~x~0_9) (* (- 1) v_main_~y~0_7) 1) 0) 1 0)) InVars {main_~y~0=v_main_~y~0_7, main_~x~0=v_main_~x~0_9, main_~z~0=v_main_~z~0_12} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~z~0, main_~y~0] {588#true} is VALID [2022-04-08 01:07:32,359 INFO L290 TraceCheckUtils]: 30: Hoare triple {588#true} [95] __VERIFIER_assertENTRY-->L16: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {683#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 01:07:32,360 INFO L290 TraceCheckUtils]: 31: Hoare triple {683#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} [98] L16-->L16-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {687#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 01:07:32,360 INFO L290 TraceCheckUtils]: 32: Hoare triple {687#(not (= |__VERIFIER_assert_#in~cond| 0))} [102] L16-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {687#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 01:07:32,361 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {687#(not (= |__VERIFIER_assert_#in~cond| 0))} {588#true} [109] __VERIFIER_assertEXIT-->L37-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~z~0_12 v_main_~x~0_9) (* (- 1) v_main_~x~0_9) (* (- 1) v_main_~y~0_7) 1) 0) 1 0)) InVars {main_~y~0=v_main_~y~0_7, main_~x~0=v_main_~x~0_9, main_~z~0=v_main_~z~0_12} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~z~0, main_~y~0] {694#(= (+ (* main_~z~0 main_~x~0) 1) (+ main_~y~0 main_~x~0))} is VALID [2022-04-08 01:07:32,362 INFO L290 TraceCheckUtils]: 34: Hoare triple {694#(= (+ (* main_~z~0 main_~x~0) 1) (+ main_~y~0 main_~x~0))} [93] L37-1-->L36-3: Formula: (not (< v_main_~c~0_3 v_main_~k~0_5)) InVars {main_~c~0=v_main_~c~0_3, main_~k~0=v_main_~k~0_5} OutVars{main_~c~0=v_main_~c~0_3, main_~k~0=v_main_~k~0_5} AuxVars[] AssignedVars[] {694#(= (+ (* main_~z~0 main_~x~0) 1) (+ main_~y~0 main_~x~0))} is VALID [2022-04-08 01:07:32,362 INFO L290 TraceCheckUtils]: 35: Hoare triple {694#(= (+ (* main_~z~0 main_~x~0) 1) (+ main_~y~0 main_~x~0))} [90] L36-3-->L50: Formula: (= v_main_~x~0_1 (* v_main_~x~0_2 (+ (- 1) v_main_~z~0_1))) InVars {main_~x~0=v_main_~x~0_2, main_~z~0=v_main_~z~0_1} OutVars{main_~x~0=v_main_~x~0_1, main_~z~0=v_main_~z~0_1} AuxVars[] AssignedVars[main_~x~0] {701#(exists ((v_main_~x~0_12 Int) (main_~z~0 Int)) (and (= main_~x~0 (* v_main_~x~0_12 (+ (- 1) main_~z~0))) (= (+ (* v_main_~x~0_12 main_~z~0) 1) (+ v_main_~x~0_12 main_~y~0))))} is VALID [2022-04-08 01:07:32,363 INFO L272 TraceCheckUtils]: 36: Hoare triple {701#(exists ((v_main_~x~0_12 Int) (main_~z~0 Int)) (and (= main_~x~0 (* v_main_~x~0_12 (+ (- 1) main_~z~0))) (= (+ (* v_main_~x~0_12 main_~z~0) 1) (+ v_main_~x~0_12 main_~y~0))))} [92] L50-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (- 1) v_main_~y~0_8) v_main_~x~0_10 1) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_10, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {705#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 01:07:32,364 INFO L290 TraceCheckUtils]: 37: Hoare triple {705#(<= 1 |__VERIFIER_assert_#in~cond|)} [95] __VERIFIER_assertENTRY-->L16: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {709#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 01:07:32,364 INFO L290 TraceCheckUtils]: 38: Hoare triple {709#(<= 1 __VERIFIER_assert_~cond)} [97] L16-->L17: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {589#false} is VALID [2022-04-08 01:07:32,365 INFO L290 TraceCheckUtils]: 39: Hoare triple {589#false} [100] L17-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {589#false} is VALID [2022-04-08 01:07:32,365 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-04-08 01:07:32,365 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 01:07:34,634 INFO L290 TraceCheckUtils]: 39: Hoare triple {589#false} [100] L17-->__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {589#false} is VALID [2022-04-08 01:07:34,635 INFO L290 TraceCheckUtils]: 38: Hoare triple {709#(<= 1 __VERIFIER_assert_~cond)} [97] L16-->L17: Formula: (= v___VERIFIER_assert_~cond_3 0) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_3} AuxVars[] AssignedVars[] {589#false} is VALID [2022-04-08 01:07:34,636 INFO L290 TraceCheckUtils]: 37: Hoare triple {705#(<= 1 |__VERIFIER_assert_#in~cond|)} [95] __VERIFIER_assertENTRY-->L16: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {709#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 01:07:34,637 INFO L272 TraceCheckUtils]: 36: Hoare triple {725#(= (+ main_~x~0 1) main_~y~0)} [92] L50-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_2| (ite (= (+ (* (- 1) v_main_~y~0_8) v_main_~x~0_10 1) 0) 1 0)) InVars {main_~x~0=v_main_~x~0_10, main_~y~0=v_main_~y~0_8} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_2|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~y~0] {705#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 01:07:34,638 INFO L290 TraceCheckUtils]: 35: Hoare triple {694#(= (+ (* main_~z~0 main_~x~0) 1) (+ main_~y~0 main_~x~0))} [90] L36-3-->L50: Formula: (= v_main_~x~0_1 (* v_main_~x~0_2 (+ (- 1) v_main_~z~0_1))) InVars {main_~x~0=v_main_~x~0_2, main_~z~0=v_main_~z~0_1} OutVars{main_~x~0=v_main_~x~0_1, main_~z~0=v_main_~z~0_1} AuxVars[] AssignedVars[main_~x~0] {725#(= (+ main_~x~0 1) main_~y~0)} is VALID [2022-04-08 01:07:34,638 INFO L290 TraceCheckUtils]: 34: Hoare triple {694#(= (+ (* main_~z~0 main_~x~0) 1) (+ main_~y~0 main_~x~0))} [93] L37-1-->L36-3: Formula: (not (< v_main_~c~0_3 v_main_~k~0_5)) InVars {main_~c~0=v_main_~c~0_3, main_~k~0=v_main_~k~0_5} OutVars{main_~c~0=v_main_~c~0_3, main_~k~0=v_main_~k~0_5} AuxVars[] AssignedVars[] {694#(= (+ (* main_~z~0 main_~x~0) 1) (+ main_~y~0 main_~x~0))} is VALID [2022-04-08 01:07:34,639 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {687#(not (= |__VERIFIER_assert_#in~cond| 0))} {588#true} [109] __VERIFIER_assertEXIT-->L37-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~z~0_12 v_main_~x~0_9) (* (- 1) v_main_~x~0_9) (* (- 1) v_main_~y~0_7) 1) 0) 1 0)) InVars {main_~y~0=v_main_~y~0_7, main_~x~0=v_main_~x~0_9, main_~z~0=v_main_~z~0_12} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~z~0, main_~y~0] {694#(= (+ (* main_~z~0 main_~x~0) 1) (+ main_~y~0 main_~x~0))} is VALID [2022-04-08 01:07:34,640 INFO L290 TraceCheckUtils]: 32: Hoare triple {687#(not (= |__VERIFIER_assert_#in~cond| 0))} [102] L16-2-->__VERIFIER_assertEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {687#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 01:07:34,640 INFO L290 TraceCheckUtils]: 31: Hoare triple {744#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} [98] L16-->L16-2: Formula: (not (= v___VERIFIER_assert_~cond_1 0)) InVars {__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} OutVars{__VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_1} AuxVars[] AssignedVars[] {687#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 01:07:34,640 INFO L290 TraceCheckUtils]: 30: Hoare triple {588#true} [95] __VERIFIER_assertENTRY-->L16: Formula: (= v___VERIFIER_assert_~cond_2 |v___VERIFIER_assert_#in~cond_1|) InVars {__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~cond_1|, __VERIFIER_assert_~cond=v___VERIFIER_assert_~cond_2} AuxVars[] AssignedVars[__VERIFIER_assert_~cond] {744#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 01:07:34,641 INFO L272 TraceCheckUtils]: 29: Hoare triple {588#true} [91] L37-->__VERIFIER_assertENTRY: Formula: (= |v___VERIFIER_assert_#in~condInParam_1| (ite (= (+ (* v_main_~z~0_12 v_main_~x~0_9) (* (- 1) v_main_~x~0_9) (* (- 1) v_main_~y~0_7) 1) 0) 1 0)) InVars {main_~y~0=v_main_~y~0_7, main_~x~0=v_main_~x~0_9, main_~z~0=v_main_~z~0_12} OutVars{__VERIFIER_assert_#in~cond=|v___VERIFIER_assert_#in~condInParam_1|} AuxVars[] AssignedVars[__VERIFIER_assert_#in~cond, main_~x~0, main_~z~0, main_~y~0] {588#true} is VALID [2022-04-08 01:07:34,641 INFO L290 TraceCheckUtils]: 28: Hoare triple {588#true} [89] L36-2-->L37: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:34,641 INFO L290 TraceCheckUtils]: 27: Hoare triple {588#true} [86] L30-->L36-2: Formula: (and (= v_main_~y~0_3 v_main_~z~0_7) (= v_main_~c~0_2 1) (= v_main_~x~0_5 1)) InVars {main_~z~0=v_main_~z~0_7} OutVars{main_~c~0=v_main_~c~0_2, main_~y~0=v_main_~y~0_3, main_~x~0=v_main_~x~0_5, main_~z~0=v_main_~z~0_7} AuxVars[] AssignedVars[main_~x~0, main_~c~0, main_~y~0] {588#true} is VALID [2022-04-08 01:07:34,641 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {588#true} {588#true} [107] assume_abort_if_notEXIT-->L30: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_4| (ite (<= 1 v_main_~k~0_8) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {588#true} is VALID [2022-04-08 01:07:34,641 INFO L290 TraceCheckUtils]: 25: Hoare triple {588#true} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:34,641 INFO L290 TraceCheckUtils]: 24: Hoare triple {588#true} [82] L13-->L13-2: 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[] {588#true} is VALID [2022-04-08 01:07:34,641 INFO L290 TraceCheckUtils]: 23: Hoare triple {588#true} [79] assume_abort_if_notENTRY-->L13: 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] {588#true} is VALID [2022-04-08 01:07:34,641 INFO L272 TraceCheckUtils]: 22: Hoare triple {588#true} [85] L29-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_4| (ite (<= 1 v_main_~k~0_8) 1 0)) InVars {main_~k~0=v_main_~k~0_8} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_4|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {588#true} is VALID [2022-04-08 01:07:34,642 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {588#true} {588#true} [106] assume_abort_if_notEXIT-->L29: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~z~0_11) 1 0)) InVars {main_~z~0=v_main_~z~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {588#true} is VALID [2022-04-08 01:07:34,642 INFO L290 TraceCheckUtils]: 20: Hoare triple {588#true} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:34,642 INFO L290 TraceCheckUtils]: 19: Hoare triple {588#true} [82] L13-->L13-2: 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[] {588#true} is VALID [2022-04-08 01:07:34,642 INFO L290 TraceCheckUtils]: 18: Hoare triple {588#true} [79] assume_abort_if_notENTRY-->L13: 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] {588#true} is VALID [2022-04-08 01:07:34,642 INFO L272 TraceCheckUtils]: 17: Hoare triple {588#true} [83] L28-1-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_3| (ite (<= 1 v_main_~z~0_11) 1 0)) InVars {main_~z~0=v_main_~z~0_11} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_3|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {588#true} is VALID [2022-04-08 01:07:34,642 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {588#true} {588#true} [105] assume_abort_if_notEXIT-->L28-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~k~0_7) (<= v_main_~k~0_7 1)) 1 0)) InVars {main_~k~0=v_main_~k~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {588#true} is VALID [2022-04-08 01:07:34,642 INFO L290 TraceCheckUtils]: 15: Hoare triple {588#true} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:34,642 INFO L290 TraceCheckUtils]: 14: Hoare triple {588#true} [82] L13-->L13-2: 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[] {588#true} is VALID [2022-04-08 01:07:34,643 INFO L290 TraceCheckUtils]: 13: Hoare triple {588#true} [79] assume_abort_if_notENTRY-->L13: 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] {588#true} is VALID [2022-04-08 01:07:34,643 INFO L272 TraceCheckUtils]: 12: Hoare triple {588#true} [80] L28-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_2| (ite (and (<= 0 v_main_~k~0_7) (<= v_main_~k~0_7 1)) 1 0)) InVars {main_~k~0=v_main_~k~0_7} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_2|} AuxVars[] AssignedVars[main_~k~0, assume_abort_if_not_#in~cond] {588#true} is VALID [2022-04-08 01:07:34,643 INFO L290 TraceCheckUtils]: 11: Hoare triple {588#true} [78] L26-1-->L28: Formula: (and (<= |v_main_#t~nondet5_2| 2147483647) (= v_main_~k~0_2 |v_main_#t~nondet5_2|) (<= 0 (+ |v_main_#t~nondet5_2| 2147483648))) InVars {main_#t~nondet5=|v_main_#t~nondet5_2|} OutVars{main_~k~0=v_main_~k~0_2} AuxVars[] AssignedVars[main_#t~nondet5, main_~k~0] {588#true} is VALID [2022-04-08 01:07:34,643 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {588#true} {588#true} [104] assume_abort_if_notEXIT-->L26-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~z~0_10 1) (<= 0 v_main_~z~0_10)) 1 0)) InVars {main_~z~0=v_main_~z~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {588#true} is VALID [2022-04-08 01:07:34,643 INFO L290 TraceCheckUtils]: 9: Hoare triple {588#true} [84] L13-2-->assume_abort_if_notEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:34,643 INFO L290 TraceCheckUtils]: 8: Hoare triple {588#true} [82] L13-->L13-2: 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[] {588#true} is VALID [2022-04-08 01:07:34,643 INFO L290 TraceCheckUtils]: 7: Hoare triple {588#true} [79] assume_abort_if_notENTRY-->L13: 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] {588#true} is VALID [2022-04-08 01:07:34,643 INFO L272 TraceCheckUtils]: 6: Hoare triple {588#true} [77] L26-->assume_abort_if_notENTRY: Formula: (= |v_assume_abort_if_not_#in~condInParam_1| (ite (and (<= v_main_~z~0_10 1) (<= 0 v_main_~z~0_10)) 1 0)) InVars {main_~z~0=v_main_~z~0_10} OutVars{assume_abort_if_not_#in~cond=|v_assume_abort_if_not_#in~condInParam_1|} AuxVars[] AssignedVars[main_~z~0, assume_abort_if_not_#in~cond] {588#true} is VALID [2022-04-08 01:07:34,643 INFO L290 TraceCheckUtils]: 5: Hoare triple {588#true} [75] mainENTRY-->L26: Formula: (and (<= 0 (+ |v_main_#t~nondet4_2| 2147483648)) (<= |v_main_#t~nondet4_2| 2147483647) (= v_main_~z~0_2 |v_main_#t~nondet4_2|)) InVars {main_#t~nondet4=|v_main_#t~nondet4_2|} OutVars{main_~c~0=v_main_~c~0_1, main_~y~0=v_main_~y~0_2, main_~x~0=v_main_~x~0_4, main_~z~0=v_main_~z~0_2, main_~k~0=v_main_~k~0_1} AuxVars[] AssignedVars[main_#t~nondet4, main_~x~0, main_~z~0, main_~k~0, main_~c~0, main_~y~0] {588#true} is VALID [2022-04-08 01:07:34,644 INFO L272 TraceCheckUtils]: 4: Hoare triple {588#true} [72] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:34,644 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {588#true} {588#true} [103] ULTIMATE.initEXIT-->L-1: AOR: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] LVA: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:34,644 INFO L290 TraceCheckUtils]: 2: Hoare triple {588#true} [76] ULTIMATE.initFINAL-->ULTIMATE.initEXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:34,644 INFO L290 TraceCheckUtils]: 1: Hoare triple {588#true} [73] 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_#length_1| 2) 10) (= (select |v_#valid_1| 1) 1) (= 2 (select |v_#length_1| 1)) (= (select .cse0 1) 0) (= |v_#NULL.offset_1| 0))) InVars {#memory_int=|v_#memory_int_1|, #StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, #valid=|v_#valid_1|} OutVars{#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] {588#true} is VALID [2022-04-08 01:07:34,644 INFO L272 TraceCheckUtils]: 0: Hoare triple {588#true} [71] ULTIMATE.startENTRY-->ULTIMATE.initENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] {588#true} is VALID [2022-04-08 01:07:34,644 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-04-08 01:07:34,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 01:07:34,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162704674] [2022-04-08 01:07:34,645 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 01:07:34,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [113491043] [2022-04-08 01:07:34,645 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [113491043] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 01:07:34,645 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 01:07:34,645 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 10 [2022-04-08 01:07:34,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180147153] [2022-04-08 01:07:34,645 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-04-08 01:07:34,646 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 2.5) internal successors, (20), 9 states have internal predecessors, (20), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) Word has length 40 [2022-04-08 01:07:34,646 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 01:07:34,646 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 10 states, 8 states have (on average 2.5) internal successors, (20), 9 states have internal predecessors, (20), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-08 01:07:34,669 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 01:07:34,670 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-04-08 01:07:34,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-08 01:07:34,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-04-08 01:07:34,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-04-08 01:07:34,670 INFO L87 Difference]: Start difference. First operand 29 states and 32 transitions. Second operand has 10 states, 8 states have (on average 2.5) internal successors, (20), 9 states have internal predecessors, (20), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-08 01:07:34,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 01:07:34,835 INFO L93 Difference]: Finished difference Result 29 states and 32 transitions. [2022-04-08 01:07:34,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 01:07:34,835 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 2.5) internal successors, (20), 9 states have internal predecessors, (20), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) Word has length 40 [2022-04-08 01:07:34,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 01:07:34,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 8 states have (on average 2.5) internal successors, (20), 9 states have internal predecessors, (20), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-08 01:07:34,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 31 transitions. [2022-04-08 01:07:34,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 8 states have (on average 2.5) internal successors, (20), 9 states have internal predecessors, (20), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-08 01:07:34,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 31 transitions. [2022-04-08 01:07:34,840 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 31 transitions. [2022-04-08 01:07:34,877 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 01:07:34,877 INFO L225 Difference]: With dead ends: 29 [2022-04-08 01:07:34,877 INFO L226 Difference]: Without dead ends: 0 [2022-04-08 01:07:34,877 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 69 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-04-08 01:07:34,878 INFO L913 BasicCegarLoop]: 24 mSDtfsCounter, 11 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 8 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-08 01:07:34,878 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 102 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 23 Invalid, 0 Unknown, 8 Unchecked, 0.0s Time] [2022-04-08 01:07:34,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-04-08 01:07:34,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-04-08 01:07:34,879 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 01:07:34,879 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) [2022-04-08 01:07:34,879 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) [2022-04-08 01:07:34,879 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) [2022-04-08 01:07:34,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 01:07:34,879 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-04-08 01:07:34,879 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-08 01:07:34,879 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 01:07:34,880 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 01:07:34,880 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. [2022-04-08 01:07:34,880 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. [2022-04-08 01:07:34,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 01:07:34,880 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-04-08 01:07:34,880 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-08 01:07:34,880 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 01:07:34,880 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 01:07:34,880 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 01:07:34,880 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 01:07:34,880 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) [2022-04-08 01:07:34,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-04-08 01:07:34,880 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2022-04-08 01:07:34,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 01:07:34,881 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-04-08 01:07:34,881 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 2.5) internal successors, (20), 9 states have internal predecessors, (20), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-04-08 01:07:34,881 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-08 01:07:34,881 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 01:07:34,883 INFO L788 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-08 01:07:34,901 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-04-08 01:07:35,083 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 [2022-04-08 01:07:35,085 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-04-08 01:07:35,124 INFO L878 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|)) [2022-04-08 01:07:35,124 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2022-04-08 01:07:35,124 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2022-04-08 01:07:35,124 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-04-08 01:07:35,126 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-04-08 01:07:35,126 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-04-08 01:07:35,126 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-04-08 01:07:35,126 INFO L885 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 12 14) the Hoare annotation is: true [2022-04-08 01:07:35,126 INFO L882 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed. [2022-04-08 01:07:35,132 INFO L882 garLoopResultBuilder]: For program point L13-2(lines 12 14) no Hoare annotation was computed. [2022-04-08 01:07:35,135 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 12 14) no Hoare annotation was computed. [2022-04-08 01:07:35,138 INFO L885 garLoopResultBuilder]: At program point mainENTRY(lines 22 52) the Hoare annotation is: true [2022-04-08 01:07:35,138 INFO L885 garLoopResultBuilder]: At program point L26(line 26) the Hoare annotation is: true [2022-04-08 01:07:35,138 INFO L882 garLoopResultBuilder]: For program point L26-1(line 26) no Hoare annotation was computed. [2022-04-08 01:07:35,138 INFO L885 garLoopResultBuilder]: At program point L28(line 28) the Hoare annotation is: true [2022-04-08 01:07:35,138 INFO L885 garLoopResultBuilder]: At program point L28-1(line 28) the Hoare annotation is: true [2022-04-08 01:07:35,138 INFO L885 garLoopResultBuilder]: At program point L29(line 29) the Hoare annotation is: true [2022-04-08 01:07:35,138 INFO L882 garLoopResultBuilder]: For program point L30(line 30) no Hoare annotation was computed. [2022-04-08 01:07:35,138 INFO L878 garLoopResultBuilder]: At program point L36-2(lines 36 46) the Hoare annotation is: (= (+ (* main_~z~0 main_~x~0) 1) (+ main_~y~0 main_~x~0)) [2022-04-08 01:07:35,138 INFO L882 garLoopResultBuilder]: For program point L36-3(lines 36 46) no Hoare annotation was computed. [2022-04-08 01:07:35,138 INFO L878 garLoopResultBuilder]: At program point L37(line 37) the Hoare annotation is: (= (+ (* main_~z~0 main_~x~0) 1) (+ main_~y~0 main_~x~0)) [2022-04-08 01:07:35,138 INFO L878 garLoopResultBuilder]: At program point L50(line 50) the Hoare annotation is: (= (+ main_~x~0 1) main_~y~0) [2022-04-08 01:07:35,138 INFO L882 garLoopResultBuilder]: For program point L37-1(lines 36 46) no Hoare annotation was computed. [2022-04-08 01:07:35,138 INFO L882 garLoopResultBuilder]: For program point L50-1(line 50) no Hoare annotation was computed. [2022-04-08 01:07:35,138 INFO L882 garLoopResultBuilder]: For program point mainFINAL(lines 22 52) no Hoare annotation was computed. [2022-04-08 01:07:35,139 INFO L882 garLoopResultBuilder]: For program point mainEXIT(lines 22 52) no Hoare annotation was computed. [2022-04-08 01:07:35,139 INFO L885 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 15 21) the Hoare annotation is: true [2022-04-08 01:07:35,139 INFO L882 garLoopResultBuilder]: For program point L16(lines 16 19) no Hoare annotation was computed. [2022-04-08 01:07:35,139 INFO L882 garLoopResultBuilder]: For program point L17(lines 17 18) no Hoare annotation was computed. [2022-04-08 01:07:35,139 INFO L882 garLoopResultBuilder]: For program point L16-2(lines 15 21) no Hoare annotation was computed. [2022-04-08 01:07:35,139 INFO L882 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2022-04-08 01:07:35,139 INFO L882 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 15 21) no Hoare annotation was computed. [2022-04-08 01:07:35,141 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-04-08 01:07:35,142 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: L13-2 has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: L17 has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: L17 has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: L16-2 has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: assume_abort_if_notEXIT has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: assume_abort_if_notEXIT has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: assume_abort_if_notEXIT has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: assume_abort_if_notEXIT has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2022-04-08 01:07:35,145 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2022-04-08 01:07:35,146 WARN L170 areAnnotationChecker]: L26-1 has no Hoare annotation [2022-04-08 01:07:35,146 WARN L170 areAnnotationChecker]: L30 has no Hoare annotation [2022-04-08 01:07:35,146 WARN L170 areAnnotationChecker]: L37-1 has no Hoare annotation [2022-04-08 01:07:35,146 WARN L170 areAnnotationChecker]: L37-1 has no Hoare annotation [2022-04-08 01:07:35,146 WARN L170 areAnnotationChecker]: L50-1 has no Hoare annotation [2022-04-08 01:07:35,146 WARN L170 areAnnotationChecker]: L36-3 has no Hoare annotation [2022-04-08 01:07:35,146 WARN L170 areAnnotationChecker]: L36-3 has no Hoare annotation [2022-04-08 01:07:35,146 WARN L170 areAnnotationChecker]: L36-3 has no Hoare annotation [2022-04-08 01:07:35,146 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2022-04-08 01:07:35,146 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2022-04-08 01:07:35,146 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2022-04-08 01:07:35,146 INFO L163 areAnnotationChecker]: CFG has 10 edges. 10 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2022-04-08 01:07:35,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.04 01:07:35 BasicIcfg [2022-04-08 01:07:35,153 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-08 01:07:35,153 INFO L158 Benchmark]: Toolchain (without parser) took 7501.21ms. Allocated memory was 203.4MB in the beginning and 252.7MB in the end (delta: 49.3MB). Free memory was 147.0MB in the beginning and 220.4MB in the end (delta: -73.4MB). Peak memory consumption was 111.2MB. Max. memory is 8.0GB. [2022-04-08 01:07:35,154 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 203.4MB. Free memory is still 162.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-04-08 01:07:35,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 226.82ms. Allocated memory was 203.4MB in the beginning and 252.7MB in the end (delta: 49.3MB). Free memory was 146.8MB in the beginning and 222.8MB in the end (delta: -76.1MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. [2022-04-08 01:07:35,154 INFO L158 Benchmark]: Boogie Preprocessor took 17.41ms. Allocated memory is still 252.7MB. Free memory was 222.8MB in the beginning and 221.7MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-04-08 01:07:35,154 INFO L158 Benchmark]: RCFGBuilder took 189.31ms. Allocated memory is still 252.7MB. Free memory was 221.6MB in the beginning and 210.3MB in the end (delta: 11.4MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-04-08 01:07:35,154 INFO L158 Benchmark]: IcfgTransformer took 23.98ms. Allocated memory is still 252.7MB. Free memory was 210.1MB in the beginning and 208.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-04-08 01:07:35,155 INFO L158 Benchmark]: TraceAbstraction took 7038.32ms. Allocated memory is still 252.7MB. Free memory was 208.0MB in the beginning and 220.4MB in the end (delta: -12.4MB). Peak memory consumption was 124.4MB. Max. memory is 8.0GB. [2022-04-08 01:07:35,156 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 0.09ms. Allocated memory is still 203.4MB. Free memory is still 162.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 226.82ms. Allocated memory was 203.4MB in the beginning and 252.7MB in the end (delta: 49.3MB). Free memory was 146.8MB in the beginning and 222.8MB in the end (delta: -76.1MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. * Boogie Preprocessor took 17.41ms. Allocated memory is still 252.7MB. Free memory was 222.8MB in the beginning and 221.7MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 189.31ms. Allocated memory is still 252.7MB. Free memory was 221.6MB in the beginning and 210.3MB in the end (delta: 11.4MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * IcfgTransformer took 23.98ms. Allocated memory is still 252.7MB. Free memory was 210.1MB in the beginning and 208.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * TraceAbstraction took 7038.32ms. Allocated memory is still 252.7MB. Free memory was 208.0MB in the beginning and 220.4MB in the end (delta: -12.4MB). Peak memory consumption was 124.4MB. 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: 18]: 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, 32 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.0s, OverallIterations: 3, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 41 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 228 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 8 IncrementalHoareTripleChecker+Unchecked, 148 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 56 IncrementalHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 80 mSDtfsCounter, 56 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 163 GetRequests, 140 SyntacticMatches, 4 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=0, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 22 PreInvPairs, 28 NumberOfFragments, 39 HoareAnnotationTreeSize, 22 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 174 ConstructedInterpolants, 1 QuantifiedInterpolants, 356 SizeOfPredicates, 6 NumberOfNonLiveVariables, 210 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 113/124 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 - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: z * x + 1 == y + x RESULT: Ultimate proved your program to be correct! [2022-04-08 01:07:35,168 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...