/usr/bin/java -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/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-7968f31 [2022-03-17 19:50:29,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-17 19:50:29,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-17 19:50:29,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-17 19:50:29,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-17 19:50:29,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-17 19:50:29,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-17 19:50:29,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-17 19:50:29,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-17 19:50:29,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-17 19:50:29,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-17 19:50:29,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-17 19:50:29,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-17 19:50:29,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-17 19:50:29,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-17 19:50:29,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-17 19:50:29,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-17 19:50:29,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-17 19:50:29,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-17 19:50:29,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-17 19:50:29,444 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-17 19:50:29,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-17 19:50:29,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-17 19:50:29,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-17 19:50:29,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-17 19:50:29,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-17 19:50:29,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-17 19:50:29,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-17 19:50:29,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-17 19:50:29,459 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-03-17 19:50:29,480 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-17 19:50:29,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-17 19:50:29,482 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-17 19:50:29,482 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-17 19:50:29,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-17 19:50:29,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-17 19:50:29,483 INFO L138 SettingsManager]: * Use SBE=true [2022-03-17 19:50:29,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-17 19:50:29,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-17 19:50:29,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-17 19:50:29,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-17 19:50:29,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-17 19:50:29,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-17 19:50:29,484 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-17 19:50:29,484 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-17 19:50:29,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-17 19:50:29,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-17 19:50:29,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-17 19:50:29,485 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-17 19:50:29,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-17 19:50:29,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-17 19:50:29,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-17 19:50:29,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-17 19:50:29,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-17 19:50:29,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-17 19:50:29,485 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-17 19:50:29,486 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-03-17 19:50:29,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-03-17 19:50:29,486 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-03-17 19:50:29,486 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-17 19:50:29,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-17 19:50:29,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-17 19:50:29,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-17 19:50:29,705 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-17 19:50:29,705 INFO L275 PluginConnector]: CDTParser initialized [2022-03-17 19:50:29,706 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2022-03-17 19:50:29,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebdf8191a/e836e3c5bbd24b648e3d157bf274eb2d/FLAG7aca088a5 [2022-03-17 19:50:30,083 INFO L306 CDTParser]: Found 1 translation units. [2022-03-17 19:50:30,083 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2022-03-17 19:50:30,089 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebdf8191a/e836e3c5bbd24b648e3d157bf274eb2d/FLAG7aca088a5 [2022-03-17 19:50:30,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebdf8191a/e836e3c5bbd24b648e3d157bf274eb2d [2022-03-17 19:50:30,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-17 19:50:30,490 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-17 19:50:30,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-17 19:50:30,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-17 19:50:30,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-17 19:50:30,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:50:30" (1/1) ... [2022-03-17 19:50:30,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aea59c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:50:30, skipping insertion in model container [2022-03-17 19:50:30,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:50:30" (1/1) ... [2022-03-17 19:50:30,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-17 19:50:30,527 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-17 19:50:30,779 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c[15516,15529] [2022-03-17 19:50:30,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-17 19:50:30,799 INFO L203 MainTranslator]: Completed pre-run [2022-03-17 19:50:30,870 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c[15516,15529] [2022-03-17 19:50:30,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-17 19:50:30,891 INFO L208 MainTranslator]: Completed translation [2022-03-17 19:50:30,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:50:30 WrapperNode [2022-03-17 19:50:30,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-17 19:50:30,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-17 19:50:30,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-17 19:50:30,892 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-17 19:50:30,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:50:30" (1/1) ... [2022-03-17 19:50:30,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:50:30" (1/1) ... [2022-03-17 19:50:30,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:50:30" (1/1) ... [2022-03-17 19:50:30,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:50:30" (1/1) ... [2022-03-17 19:50:30,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:50:30" (1/1) ... [2022-03-17 19:50:30,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:50:30" (1/1) ... [2022-03-17 19:50:30,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:50:30" (1/1) ... [2022-03-17 19:50:30,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-17 19:50:30,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-17 19:50:30,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-17 19:50:30,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-17 19:50:30,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:50:30" (1/1) ... [2022-03-17 19:50:30,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-17 19:50:30,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 19:50:31,000 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) [2022-03-17 19:50:31,003 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 [2022-03-17 19:50:31,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-17 19:50:31,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-17 19:50:31,025 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-17 19:50:31,025 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-17 19:50:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-17 19:50:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-17 19:50:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-17 19:50:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-17 19:50:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2022-03-17 19:50:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-03-17 19:50:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-17 19:50:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-03-17 19:50:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-17 19:50:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-17 19:50:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-17 19:50:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-17 19:50:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-17 19:50:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-17 19:50:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-17 19:50:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-17 19:50:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-17 19:50:31,109 INFO L234 CfgBuilder]: Building ICFG [2022-03-17 19:50:31,110 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-17 19:50:31,553 INFO L275 CfgBuilder]: Performing block encoding [2022-03-17 19:50:31,558 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-17 19:50:31,558 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-17 19:50:31,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 07:50:31 BoogieIcfgContainer [2022-03-17 19:50:31,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-17 19:50:31,559 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-03-17 19:50:31,560 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-03-17 19:50:31,561 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-03-17 19:50:31,577 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 07:50:31" (1/1) ... [2022-03-17 19:50:31,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 17.03 07:50:31 BasicIcfg [2022-03-17 19:50:31,593 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-03-17 19:50:31,594 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-17 19:50:31,594 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-17 19:50:31,609 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-17 19:50:31,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 07:50:30" (1/4) ... [2022-03-17 19:50:31,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e76a8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 07:50:31, skipping insertion in model container [2022-03-17 19:50:31,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:50:30" (2/4) ... [2022-03-17 19:50:31,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e76a8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 07:50:31, skipping insertion in model container [2022-03-17 19:50:31,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 07:50:31" (3/4) ... [2022-03-17 19:50:31,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e76a8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 07:50:31, skipping insertion in model container [2022-03-17 19:50:31,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 17.03 07:50:31" (4/4) ... [2022-03-17 19:50:31,611 INFO L111 eAbstractionObserver]: Analyzing ICFG aiob_4.c.v+lhb-reducer.cqvasr [2022-03-17 19:50:31,614 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-17 19:50:31,615 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-17 19:50:31,674 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-17 19:50:31,679 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 [2022-03-17 19:50:31,679 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-17 19:50:31,704 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 49 states have (on average 1.8775510204081634) internal successors, (92), 50 states have internal predecessors, (92), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-03-17 19:50:31,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-03-17 19:50:31,708 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 19:50:31,708 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 19:50:31,708 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 19:50:31,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 19:50:31,722 INFO L85 PathProgramCache]: Analyzing trace with hash 542394869, now seen corresponding path program 1 times [2022-03-17 19:50:31,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 19:50:31,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311859594] [2022-03-17 19:50:31,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 19:50:31,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 19:50:31,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 19:50:32,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 19:50:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 19:50:32,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 19:50:32,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 19:50:32,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311859594] [2022-03-17 19:50:32,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311859594] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-17 19:50:32,428 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-17 19:50:32,428 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-03-17 19:50:32,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121717433] [2022-03-17 19:50:32,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-17 19:50:32,432 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-17 19:50:32,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 19:50:32,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-17 19:50:32,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2022-03-17 19:50:32,451 INFO L87 Difference]: Start difference. First operand has 55 states, 49 states have (on average 1.8775510204081634) internal successors, (92), 50 states have internal predecessors, (92), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 18 states, 18 states have (on average 2.5) internal successors, (45), 17 states have internal predecessors, (45), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 19:50:32,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 19:50:32,997 INFO L93 Difference]: Finished difference Result 92 states and 136 transitions. [2022-03-17 19:50:32,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-17 19:50:32,999 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.5) internal successors, (45), 17 states have internal predecessors, (45), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 48 [2022-03-17 19:50:33,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 19:50:33,004 INFO L225 Difference]: With dead ends: 92 [2022-03-17 19:50:33,004 INFO L226 Difference]: Without dead ends: 57 [2022-03-17 19:50:33,006 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=69, Invalid=531, Unknown=0, NotChecked=0, Total=600 [2022-03-17 19:50:33,009 INFO L912 BasicCegarLoop]: 63 mSDtfsCounter, 120 mSDsluCounter, 654 mSDsCounter, 0 mSdLazyCounter, 548 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 548 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-17 19:50:33,010 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [120 Valid, 717 Invalid, 586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 548 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-17 19:50:33,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-03-17 19:50:33,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2022-03-17 19:50:33,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 50 states have (on average 1.02) internal successors, (51), 50 states have internal predecessors, (51), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 19:50:33,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 54 transitions. [2022-03-17 19:50:33,041 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 54 transitions. Word has length 48 [2022-03-17 19:50:33,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 19:50:33,042 INFO L478 AbstractCegarLoop]: Abstraction has 54 states and 54 transitions. [2022-03-17 19:50:33,042 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.5) internal successors, (45), 17 states have internal predecessors, (45), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 19:50:33,042 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 54 transitions. [2022-03-17 19:50:33,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-03-17 19:50:33,045 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 19:50:33,045 INFO L500 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 19:50:33,045 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-17 19:50:33,046 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 19:50:33,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 19:50:33,048 INFO L85 PathProgramCache]: Analyzing trace with hash -1761345441, now seen corresponding path program 1 times [2022-03-17 19:50:33,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 19:50:33,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682589327] [2022-03-17 19:50:33,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 19:50:33,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 19:50:33,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 19:50:33,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 19:50:33,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 19:50:33,416 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 19:50:33,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 19:50:33,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682589327] [2022-03-17 19:50:33,416 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682589327] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 19:50:33,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1155345111] [2022-03-17 19:50:33,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 19:50:33,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 19:50:33,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 19:50:33,420 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) [2022-03-17 19:50:33,443 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-17 19:50:33,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 19:50:33,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 885 conjuncts, 25 conjunts are in the unsatisfiable core [2022-03-17 19:50:33,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 19:50:33,891 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 19:50:33,891 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 19:50:34,316 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 19:50:34,317 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1155345111] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-17 19:50:34,317 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-17 19:50:34,317 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 14, 14] total 32 [2022-03-17 19:50:34,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852303781] [2022-03-17 19:50:34,317 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-17 19:50:34,318 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2022-03-17 19:50:34,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 19:50:34,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2022-03-17 19:50:34,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=241, Invalid=751, Unknown=0, NotChecked=0, Total=992 [2022-03-17 19:50:34,319 INFO L87 Difference]: Start difference. First operand 54 states and 54 transitions. Second operand has 32 states, 32 states have (on average 3.59375) internal successors, (115), 31 states have internal predecessors, (115), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 19:50:39,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 19:50:39,658 INFO L93 Difference]: Finished difference Result 119 states and 130 transitions. [2022-03-17 19:50:39,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-17 19:50:39,659 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 3.59375) internal successors, (115), 31 states have internal predecessors, (115), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 53 [2022-03-17 19:50:39,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 19:50:39,660 INFO L225 Difference]: With dead ends: 119 [2022-03-17 19:50:39,660 INFO L226 Difference]: Without dead ends: 116 [2022-03-17 19:50:39,661 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 94 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=690, Invalid=2066, Unknown=0, NotChecked=0, Total=2756 [2022-03-17 19:50:39,661 INFO L912 BasicCegarLoop]: 21 mSDtfsCounter, 530 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 658 mSolverCounterSat, 266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 530 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 658 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-17 19:50:39,662 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [530 Valid, 281 Invalid, 924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [266 Valid, 658 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-17 19:50:39,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2022-03-17 19:50:39,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2022-03-17 19:50:39,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 110 states have (on average 1.009090909090909) internal successors, (111), 110 states have internal predecessors, (111), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 19:50:39,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 114 transitions. [2022-03-17 19:50:39,670 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 114 transitions. Word has length 53 [2022-03-17 19:50:39,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 19:50:39,671 INFO L478 AbstractCegarLoop]: Abstraction has 114 states and 114 transitions. [2022-03-17 19:50:39,671 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 3.59375) internal successors, (115), 31 states have internal predecessors, (115), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 19:50:39,671 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 114 transitions. [2022-03-17 19:50:39,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-03-17 19:50:39,673 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 19:50:39,673 INFO L500 BasicCegarLoop]: trace histogram [14, 14, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 19:50:39,694 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-03-17 19:50:39,887 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 [2022-03-17 19:50:39,888 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 19:50:39,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 19:50:39,888 INFO L85 PathProgramCache]: Analyzing trace with hash -778767649, now seen corresponding path program 2 times [2022-03-17 19:50:39,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 19:50:39,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882486527] [2022-03-17 19:50:39,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 19:50:39,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 19:50:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 19:50:40,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 19:50:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 19:50:40,472 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 19:50:40,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 19:50:40,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882486527] [2022-03-17 19:50:40,472 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882486527] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 19:50:40,473 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [654805462] [2022-03-17 19:50:40,473 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-17 19:50:40,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 19:50:40,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 19:50:40,474 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) [2022-03-17 19:50:40,475 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-17 19:50:40,862 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-17 19:50:40,862 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-17 19:50:40,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 1341 conjuncts, 49 conjunts are in the unsatisfiable core [2022-03-17 19:50:40,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 19:50:41,296 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 19:50:41,297 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 19:50:42,388 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 19:50:42,388 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [654805462] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-17 19:50:42,388 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-17 19:50:42,388 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 26, 26] total 56 [2022-03-17 19:50:42,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32281938] [2022-03-17 19:50:42,389 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-17 19:50:42,389 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 56 states [2022-03-17 19:50:42,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 19:50:42,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2022-03-17 19:50:42,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=739, Invalid=2341, Unknown=0, NotChecked=0, Total=3080 [2022-03-17 19:50:42,391 INFO L87 Difference]: Start difference. First operand 114 states and 114 transitions. Second operand has 56 states, 56 states have (on average 4.196428571428571) internal successors, (235), 55 states have internal predecessors, (235), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 19:51:36,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 19:51:36,600 INFO L93 Difference]: Finished difference Result 219 states and 238 transitions. [2022-03-17 19:51:36,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-17 19:51:36,601 INFO L78 Accepts]: Start accepts. Automaton has has 56 states, 56 states have (on average 4.196428571428571) internal successors, (235), 55 states have internal predecessors, (235), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 113 [2022-03-17 19:51:36,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 19:51:36,602 INFO L225 Difference]: With dead ends: 219 [2022-03-17 19:51:36,602 INFO L226 Difference]: Without dead ends: 216 [2022-03-17 19:51:36,605 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 202 SyntacticMatches, 1 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1054 ImplicationChecksByTransitivity, 54.1s TimeCoverageRelationStatistics Valid=2213, Invalid=7097, Unknown=2, NotChecked=0, Total=9312 [2022-03-17 19:51:36,607 INFO L912 BasicCegarLoop]: 33 mSDtfsCounter, 1205 mSDsluCounter, 716 mSDsCounter, 0 mSdLazyCounter, 2088 mSolverCounterSat, 617 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1205 SdHoareTripleChecker+Valid, 749 SdHoareTripleChecker+Invalid, 2705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 617 IncrementalHoareTripleChecker+Valid, 2088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-17 19:51:36,607 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [1205 Valid, 749 Invalid, 2705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [617 Valid, 2088 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-17 19:51:36,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2022-03-17 19:51:36,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 214. [2022-03-17 19:51:36,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 210 states have (on average 1.0047619047619047) internal successors, (211), 210 states have internal predecessors, (211), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 19:51:36,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 214 transitions. [2022-03-17 19:51:36,634 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 214 transitions. Word has length 113 [2022-03-17 19:51:36,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 19:51:36,634 INFO L478 AbstractCegarLoop]: Abstraction has 214 states and 214 transitions. [2022-03-17 19:51:36,634 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 56 states, 56 states have (on average 4.196428571428571) internal successors, (235), 55 states have internal predecessors, (235), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 19:51:36,634 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 214 transitions. [2022-03-17 19:51:36,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-03-17 19:51:36,647 INFO L492 BasicCegarLoop]: Found error trace [2022-03-17 19:51:36,647 INFO L500 BasicCegarLoop]: trace histogram [34, 34, 33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-17 19:51:36,668 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-17 19:51:36,861 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 [2022-03-17 19:51:36,862 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-17 19:51:36,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-17 19:51:36,862 INFO L85 PathProgramCache]: Analyzing trace with hash 940366943, now seen corresponding path program 3 times [2022-03-17 19:51:36,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-17 19:51:36,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046134287] [2022-03-17 19:51:36,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-17 19:51:36,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-17 19:51:37,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 19:51:38,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-17 19:51:38,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-17 19:51:38,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 99 proven. 2640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-17 19:51:38,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-17 19:51:38,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046134287] [2022-03-17 19:51:38,941 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046134287] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-17 19:51:38,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [514392077] [2022-03-17 19:51:38,942 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-17 19:51:38,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 19:51:38,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 19:51:38,943 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-17 19:51:38,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-17 19:51:39,325 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-03-17 19:51:39,325 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-17 19:51:39,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 36 conjunts are in the unsatisfiable core [2022-03-17 19:51:39,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-17 19:51:40,357 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-17 19:51:40,358 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2022-03-17 19:51:40,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 96 proven. 131 refuted. 0 times theorem prover too weak. 2512 trivial. 0 not checked. [2022-03-17 19:51:40,641 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-17 19:51:45,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 0 proven. 227 refuted. 0 times theorem prover too weak. 2512 trivial. 0 not checked. [2022-03-17 19:51:45,409 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [514392077] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-17 19:51:45,409 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-17 19:51:45,409 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 9, 9] total 66 [2022-03-17 19:51:45,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197918721] [2022-03-17 19:51:45,409 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-17 19:51:45,410 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2022-03-17 19:51:45,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-17 19:51:45,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2022-03-17 19:51:45,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=448, Invalid=3842, Unknown=0, NotChecked=0, Total=4290 [2022-03-17 19:51:45,412 INFO L87 Difference]: Start difference. First operand 214 states and 214 transitions. Second operand has 66 states, 66 states have (on average 4.712121212121212) internal successors, (311), 65 states have internal predecessors, (311), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 19:51:56,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-17 19:51:56,003 INFO L93 Difference]: Finished difference Result 216 states and 216 transitions. [2022-03-17 19:51:56,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2022-03-17 19:51:56,003 INFO L78 Accepts]: Start accepts. Automaton has has 66 states, 66 states have (on average 4.712121212121212) internal successors, (311), 65 states have internal predecessors, (311), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 213 [2022-03-17 19:51:56,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-17 19:51:56,004 INFO L225 Difference]: With dead ends: 216 [2022-03-17 19:51:56,004 INFO L226 Difference]: Without dead ends: 0 [2022-03-17 19:51:56,009 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 587 GetRequests, 414 SyntacticMatches, 0 SemanticMatches, 173 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6192 ImplicationChecksByTransitivity, 9.4s TimeCoverageRelationStatistics Valid=2131, Invalid=28319, Unknown=0, NotChecked=0, Total=30450 [2022-03-17 19:51:56,010 INFO L912 BasicCegarLoop]: 49 mSDtfsCounter, 672 mSDsluCounter, 2014 mSDsCounter, 0 mSdLazyCounter, 7661 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 2063 SdHoareTripleChecker+Invalid, 8021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 7661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 39 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-03-17 19:51:56,010 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 2063 Invalid, 8021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 7661 Invalid, 0 Unknown, 39 Unchecked, 3.2s Time] [2022-03-17 19:51:56,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-17 19:51:56,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-17 19:51:56,011 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) [2022-03-17 19:51:56,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-17 19:51:56,011 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 213 [2022-03-17 19:51:56,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-17 19:51:56,011 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-17 19:51:56,012 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 4.712121212121212) internal successors, (311), 65 states have internal predecessors, (311), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-03-17 19:51:56,012 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-17 19:51:56,012 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-17 19:51:56,014 INFO L788 garLoopResultBuilder]: Registering result SAFE for location mainErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-03-17 19:51:56,034 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-17 19:51:56,226 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-17 19:51:56,228 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-03-17 19:51:57,552 INFO L878 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~__tmp_1075_0~0 |old(~__tmp_1075_0~0)|) (= ~__tmp_1075_1~0 |old(~__tmp_1075_1~0)|) (= ~__tmp_1075_2~0.offset |old(~__tmp_1075_2~0.offset)|) (= ~__return_main~0 |old(~__return_main~0)|) (= ~Id_MCDC_93~0 |old(~Id_MCDC_93~0)|) (= |old(~__tmp_1075_2~0.base)| ~__tmp_1075_2~0.base) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|)) [2022-03-17 19:51:57,552 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2022-03-17 19:51:57,552 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2022-03-17 19:51:57,552 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-03-17 19:51:57,552 INFO L878 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (< 0 (+ (div ~Id_MCDC_93~0 4294967296) 1)) (<= ~Id_MCDC_93~0 9)) [2022-03-17 19:51:57,552 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-03-17 19:51:57,553 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-03-17 19:51:57,553 INFO L878 garLoopResultBuilder]: At program point mainENTRY(lines 136 636) the Hoare annotation is: (or (<= (+ (div |old(~Id_MCDC_93~0)| 4294967296) 1) 0) (and (= ~__tmp_1075_0~0 |old(~__tmp_1075_0~0)|) (= ~__tmp_1075_1~0 |old(~__tmp_1075_1~0)|) (= ~__tmp_1075_2~0.offset |old(~__tmp_1075_2~0.offset)|) (= ~Id_MCDC_93~0 |old(~Id_MCDC_93~0)|) (= |old(~__tmp_1075_2~0.base)| ~__tmp_1075_2~0.base)) (not (<= |old(~Id_MCDC_93~0)| 9))) [2022-03-17 19:51:57,553 INFO L882 garLoopResultBuilder]: For program point L164(lines 164 635) no Hoare annotation was computed. [2022-03-17 19:51:57,553 INFO L882 garLoopResultBuilder]: For program point mainFINAL(lines 136 636) no Hoare annotation was computed. [2022-03-17 19:51:57,553 INFO L882 garLoopResultBuilder]: For program point L182(lines 182 633) no Hoare annotation was computed. [2022-03-17 19:51:57,553 INFO L882 garLoopResultBuilder]: For program point mainEXIT(lines 136 636) no Hoare annotation was computed. [2022-03-17 19:51:57,553 INFO L882 garLoopResultBuilder]: For program point L184(lines 184 628) no Hoare annotation was computed. [2022-03-17 19:51:57,553 INFO L882 garLoopResultBuilder]: For program point L192(lines 192 622) no Hoare annotation was computed. [2022-03-17 19:51:57,553 INFO L882 garLoopResultBuilder]: For program point L199(lines 199 621) no Hoare annotation was computed. [2022-03-17 19:51:57,553 INFO L882 garLoopResultBuilder]: For program point L208(lines 208 616) no Hoare annotation was computed. [2022-03-17 19:51:57,553 INFO L882 garLoopResultBuilder]: For program point L210(lines 210 611) no Hoare annotation was computed. [2022-03-17 19:51:57,553 INFO L882 garLoopResultBuilder]: For program point L218(lines 218 605) no Hoare annotation was computed. [2022-03-17 19:51:57,553 INFO L882 garLoopResultBuilder]: For program point L225(lines 225 604) no Hoare annotation was computed. [2022-03-17 19:51:57,553 INFO L882 garLoopResultBuilder]: For program point L234(lines 234 599) no Hoare annotation was computed. [2022-03-17 19:51:57,553 INFO L882 garLoopResultBuilder]: For program point L236(lines 236 594) no Hoare annotation was computed. [2022-03-17 19:51:57,553 INFO L882 garLoopResultBuilder]: For program point L244(lines 244 588) no Hoare annotation was computed. [2022-03-17 19:51:57,553 INFO L882 garLoopResultBuilder]: For program point L251(lines 251 587) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L260(lines 260 582) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L262(lines 262 577) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L270(lines 270 571) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L277(lines 277 570) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L286(lines 286 565) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L288(lines 288 560) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L296(lines 296 554) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L303(lines 303 553) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L312(lines 312 548) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L314(lines 314 543) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L322(lines 322 537) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L329(lines 329 536) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L338(lines 338 531) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L340(lines 340 526) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L348(lines 348 520) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L355(lines 355 519) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L364(lines 364 514) no Hoare annotation was computed. [2022-03-17 19:51:57,554 INFO L882 garLoopResultBuilder]: For program point L366(lines 366 509) no Hoare annotation was computed. [2022-03-17 19:51:57,555 INFO L882 garLoopResultBuilder]: For program point L374(lines 374 503) no Hoare annotation was computed. [2022-03-17 19:51:57,555 INFO L882 garLoopResultBuilder]: For program point L381(lines 381 502) no Hoare annotation was computed. [2022-03-17 19:51:57,555 INFO L882 garLoopResultBuilder]: For program point L390(lines 390 497) no Hoare annotation was computed. [2022-03-17 19:51:57,555 INFO L882 garLoopResultBuilder]: For program point L392(lines 392 492) no Hoare annotation was computed. [2022-03-17 19:51:57,555 INFO L882 garLoopResultBuilder]: For program point L400(lines 400 486) no Hoare annotation was computed. [2022-03-17 19:51:57,555 INFO L882 garLoopResultBuilder]: For program point L407(lines 407 485) no Hoare annotation was computed. [2022-03-17 19:51:57,555 INFO L878 garLoopResultBuilder]: At program point L448(lines 408 481) the Hoare annotation is: (let ((.cse9 (+ (div ~Id_MCDC_93~0 4294967296) 1))) (let ((.cse7 (<= ~Id_MCDC_93~0 10)) (.cse8 (< 0 .cse9)) (.cse2 (not (<= .cse9 0))) (.cse3 (<= ~Id_MCDC_93~0 22)) (.cse0 (= |main_~#Id_MCDC_89__Id_MCDC_95~0.offset| 0)) (.cse1 (< (mod (+ ~Id_MCDC_93~0 4294967295) 4294967296) 42)) (.cse6 (< (mod ~Id_MCDC_93~0 4294967296) 42)) (.cse4 (= (select (select |#memory_int| |main_~#Id_MCDC_89__Id_MCDC_95~0.base|) (+ |main_~#Id_MCDC_89__Id_MCDC_95~0.offset| 492)) 0)) (.cse5 (= (* (mod (+ 4294967295 main_~Id_MCDC_89__Id_MCDC_96~0) 4294967296) 12) ~__tmp_1075_2~0.offset))) (or (and .cse0 .cse1 (<= 21 main_~Id_MCDC_89__Id_MCDC_96~0) .cse2 .cse3 (<= main_~Id_MCDC_89__Id_MCDC_96~0 21) .cse4 .cse5) (and (<= 19 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 19) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (<= 27 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse1 .cse6 (<= main_~Id_MCDC_89__Id_MCDC_96~0 27) .cse4 .cse5) (and .cse0 .cse1 .cse6 (<= 41 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 41) .cse4 .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 33) .cse0 .cse1 .cse6 (<= 33 main_~Id_MCDC_89__Id_MCDC_96~0) .cse4 .cse5) (and .cse0 .cse1 .cse6 (<= 32 main_~Id_MCDC_89__Id_MCDC_96~0) .cse4 (<= main_~Id_MCDC_89__Id_MCDC_96~0 32) .cse5) (and (<= 26 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse1 .cse6 (<= main_~Id_MCDC_89__Id_MCDC_96~0 26) .cse4 .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 20) (<= 20 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (<= 12 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 (<= main_~Id_MCDC_89__Id_MCDC_96~0 12) .cse1 .cse2 .cse3 .cse4 .cse5) (<= (+ (div |old(~Id_MCDC_93~0)| 4294967296) 1) 0) (and (<= 17 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 17) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (<= 10 ~Id_MCDC_93~0) .cse7 (<= 11 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 (<= main_~Id_MCDC_89__Id_MCDC_96~0 11) .cse4 .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 39) .cse0 .cse1 .cse6 .cse4 (<= 39 main_~Id_MCDC_89__Id_MCDC_96~0) .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 36) .cse0 .cse1 .cse6 (<= 36 main_~Id_MCDC_89__Id_MCDC_96~0) .cse4 .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 25) (<= 25 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse1 .cse6 .cse4 .cse5) (and (<= 24 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse1 .cse6 (<= main_~Id_MCDC_89__Id_MCDC_96~0 24) .cse4 .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 9) .cse8 .cse0 .cse1 .cse4 (<= 9 main_~Id_MCDC_89__Id_MCDC_96~0) (<= ~Id_MCDC_93~0 9)) (and .cse0 .cse1 .cse6 (<= main_~Id_MCDC_89__Id_MCDC_96~0 37) .cse4 (<= 37 main_~Id_MCDC_89__Id_MCDC_96~0) .cse5) (and .cse0 .cse1 (<= 15 main_~Id_MCDC_89__Id_MCDC_96~0) .cse2 (<= main_~Id_MCDC_89__Id_MCDC_96~0 15) .cse3 .cse4 .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 13) .cse0 .cse1 (<= 13 main_~Id_MCDC_89__Id_MCDC_96~0) .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse8 .cse0 .cse1 (<= 10 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 10) .cse4 .cse5) (and (<= 16 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 16) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 28) .cse0 .cse1 (<= 28 main_~Id_MCDC_89__Id_MCDC_96~0) .cse6 .cse4 .cse5) (and (<= 23 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 23) (<= 22 ~Id_MCDC_93~0) .cse0 .cse3 .cse4 .cse5) (not (<= |old(~Id_MCDC_93~0)| 9)) (and .cse0 .cse1 (<= 40 main_~Id_MCDC_89__Id_MCDC_96~0) .cse6 .cse4 (<= main_~Id_MCDC_89__Id_MCDC_96~0 40) .cse5) (and (<= 14 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse1 .cse2 (<= main_~Id_MCDC_89__Id_MCDC_96~0 14) .cse3 .cse4 .cse5) (and (<= 18 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 18) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 (<= main_~Id_MCDC_89__Id_MCDC_96~0 29) (<= 29 main_~Id_MCDC_89__Id_MCDC_96~0) .cse4 .cse5) (and (<= 22 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 22) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 (<= main_~Id_MCDC_89__Id_MCDC_96~0 31) (<= 31 main_~Id_MCDC_89__Id_MCDC_96~0) .cse4 .cse5) (and .cse0 .cse1 .cse6 (<= main_~Id_MCDC_89__Id_MCDC_96~0 30) .cse4 (<= 30 main_~Id_MCDC_89__Id_MCDC_96~0) .cse5) (and (<= main_~Id_MCDC_89__Id_MCDC_96~0 34) .cse0 .cse1 .cse6 (<= 34 main_~Id_MCDC_89__Id_MCDC_96~0) .cse4 .cse5) (and .cse0 .cse1 (<= 38 main_~Id_MCDC_89__Id_MCDC_96~0) .cse6 (<= main_~Id_MCDC_89__Id_MCDC_96~0 38) .cse4 .cse5) (and (<= 35 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~Id_MCDC_89__Id_MCDC_96~0 35) .cse0 .cse1 .cse6 .cse4 .cse5)))) [2022-03-17 19:51:57,555 INFO L882 garLoopResultBuilder]: For program point L423(lines 423 480) no Hoare annotation was computed. [2022-03-17 19:51:57,555 INFO L882 garLoopResultBuilder]: For program point L425(lines 425 475) no Hoare annotation was computed. [2022-03-17 19:51:57,555 INFO L882 garLoopResultBuilder]: For program point L433(lines 433 454) no Hoare annotation was computed. [2022-03-17 19:51:57,555 INFO L882 garLoopResultBuilder]: For program point L465(lines 465 473) no Hoare annotation was computed. [2022-03-17 19:51:57,555 INFO L882 garLoopResultBuilder]: For program point L440(lines 440 453) no Hoare annotation was computed. [2022-03-17 19:51:57,555 INFO L882 garLoopResultBuilder]: For program point L467(line 467) no Hoare annotation was computed. [2022-03-17 19:51:57,556 INFO L882 garLoopResultBuilder]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 467) no Hoare annotation was computed. [2022-03-17 19:51:57,558 INFO L718 BasicCegarLoop]: Path program histogram: [3, 1] [2022-03-17 19:51:57,559 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-17 19:51:57,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 07:51:57 BasicIcfg [2022-03-17 19:51:57,585 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-17 19:51:57,586 INFO L158 Benchmark]: Toolchain (without parser) took 87095.55ms. Allocated memory was 165.7MB in the beginning and 297.8MB in the end (delta: 132.1MB). Free memory was 113.6MB in the beginning and 234.3MB in the end (delta: -120.7MB). Peak memory consumption was 156.0MB. Max. memory is 8.0GB. [2022-03-17 19:51:57,586 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 165.7MB. Free memory was 130.8MB in the beginning and 130.7MB in the end (delta: 136.3kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-17 19:51:57,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.43ms. Allocated memory is still 165.7MB. Free memory was 113.4MB in the beginning and 131.7MB in the end (delta: -18.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-03-17 19:51:57,586 INFO L158 Benchmark]: Boogie Preprocessor took 76.48ms. Allocated memory is still 165.7MB. Free memory was 131.7MB in the beginning and 127.1MB in the end (delta: 4.6MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-03-17 19:51:57,587 INFO L158 Benchmark]: RCFGBuilder took 589.91ms. Allocated memory was 165.7MB in the beginning and 204.5MB in the end (delta: 38.8MB). Free memory was 127.1MB in the beginning and 129.2MB in the end (delta: -2.1MB). Peak memory consumption was 40.8MB. Max. memory is 8.0GB. [2022-03-17 19:51:57,587 INFO L158 Benchmark]: IcfgTransformer took 33.43ms. Allocated memory is still 204.5MB. Free memory was 129.2MB in the beginning and 126.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-17 19:51:57,587 INFO L158 Benchmark]: TraceAbstraction took 85991.48ms. Allocated memory was 204.5MB in the beginning and 297.8MB in the end (delta: 93.3MB). Free memory was 126.0MB in the beginning and 234.3MB in the end (delta: -108.2MB). Peak memory consumption was 128.2MB. Max. memory is 8.0GB. [2022-03-17 19:51:57,588 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 165.7MB. Free memory was 130.8MB in the beginning and 130.7MB in the end (delta: 136.3kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 400.43ms. Allocated memory is still 165.7MB. Free memory was 113.4MB in the beginning and 131.7MB in the end (delta: -18.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 76.48ms. Allocated memory is still 165.7MB. Free memory was 131.7MB in the beginning and 127.1MB in the end (delta: 4.6MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 589.91ms. Allocated memory was 165.7MB in the beginning and 204.5MB in the end (delta: 38.8MB). Free memory was 127.1MB in the beginning and 129.2MB in the end (delta: -2.1MB). Peak memory consumption was 40.8MB. Max. memory is 8.0GB. * IcfgTransformer took 33.43ms. Allocated memory is still 204.5MB. Free memory was 129.2MB in the beginning and 126.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * TraceAbstraction took 85991.48ms. Allocated memory was 204.5MB in the beginning and 297.8MB in the end (delta: 93.3MB). Free memory was 126.0MB in the beginning and 234.3MB in the end (delta: -108.2MB). Peak memory consumption was 128.2MB. 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: 467]: 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 3 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 85.9s, OverallIterations: 4, TraceHistogramMax: 34, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 70.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2527 SdHoareTripleChecker+Valid, 5.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2527 mSDsluCounter, 3810 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 39 IncrementalHoareTripleChecker+Unchecked, 3644 mSDsCounter, 1242 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10955 IncrementalHoareTripleChecker+Invalid, 12236 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1242 mSolverCounterUnsat, 166 mSDtfsCounter, 10955 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1058 GetRequests, 714 SyntacticMatches, 2 SemanticMatches, 342 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7589 ImplicationChecksByTransitivity, 68.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=214occurred in iteration=3, InterpolantAutomatonStates: 208, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 7 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 38 NumberOfFragments, 1452 HoareAnnotationTreeSize, 5 FomulaSimplifications, 29 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 805 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 11.2s InterpolantComputationTime, 806 NumberOfCodeBlocks, 651 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1175 ConstructedInterpolants, 197 QuantifiedInterpolants, 17193 SizeOfPredicates, 23 NumberOfNonLiveVariables, 3149 ConjunctsInSsa, 110 ConjunctsInUnsatCore, 10 InterpolantComputations, 1 PerfectInterpolantSequences, 5219/9513 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: 408]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && 21 <= Id_MCDC_89__Id_MCDC_96) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && Id_MCDC_89__Id_MCDC_96 <= 21) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2) || (((((((19 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_96 <= 19) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((27 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && Id_MCDC_89__Id_MCDC_96 <= 27) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && 41 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_89__Id_MCDC_96 <= 41) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_96 <= 33 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && 33 <= Id_MCDC_89__Id_MCDC_96) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && 32 <= Id_MCDC_89__Id_MCDC_96) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && Id_MCDC_89__Id_MCDC_96 <= 32) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((26 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && Id_MCDC_89__Id_MCDC_96 <= 26) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((Id_MCDC_89__Id_MCDC_96 <= 20 && 20 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((12 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_95 == 0) && Id_MCDC_89__Id_MCDC_96 <= 12) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || \old(Id_MCDC_93) / 4294967296 + 1 <= 0) || (((((((17 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_96 <= 17) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((10 <= Id_MCDC_93 && Id_MCDC_93 <= 10) && 11 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_89__Id_MCDC_95 == 0) && Id_MCDC_89__Id_MCDC_96 <= 11) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_96 <= 39 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && 39 <= Id_MCDC_89__Id_MCDC_96) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_96 <= 36 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && 36 <= Id_MCDC_89__Id_MCDC_96) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_96 <= 25 && 25 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((24 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && Id_MCDC_89__Id_MCDC_96 <= 24) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_96 <= 9 && 0 < Id_MCDC_93 / 4294967296 + 1) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && 9 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 <= 9)) || ((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && Id_MCDC_89__Id_MCDC_96 <= 37) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && 37 <= Id_MCDC_89__Id_MCDC_96) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && 15 <= Id_MCDC_89__Id_MCDC_96) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_89__Id_MCDC_96 <= 15) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((Id_MCDC_89__Id_MCDC_96 <= 13 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && 13 <= Id_MCDC_89__Id_MCDC_96) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((Id_MCDC_93 <= 10 && 0 < Id_MCDC_93 / 4294967296 + 1) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && 10 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_89__Id_MCDC_96 <= 10) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((16 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_96 <= 16) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_96 <= 28 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && 28 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((23 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_96 <= 23) && 22 <= Id_MCDC_93) && Id_MCDC_89__Id_MCDC_95 == 0) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || !(\old(Id_MCDC_93) <= 9)) || ((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && 40 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && Id_MCDC_89__Id_MCDC_96 <= 40) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((14 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_89__Id_MCDC_96 <= 14) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((18 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_96 <= 18) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && Id_MCDC_89__Id_MCDC_96 <= 29) && 29 <= Id_MCDC_89__Id_MCDC_96) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || (((((((22 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_96 <= 22) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && !(Id_MCDC_93 / 4294967296 + 1 <= 0)) && Id_MCDC_93 <= 22) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && Id_MCDC_89__Id_MCDC_96 <= 31) && 31 <= Id_MCDC_89__Id_MCDC_96) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && Id_MCDC_89__Id_MCDC_96 <= 30) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && 30 <= Id_MCDC_89__Id_MCDC_96) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_96 <= 34 && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && 34 <= Id_MCDC_89__Id_MCDC_96) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((Id_MCDC_89__Id_MCDC_95 == 0 && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && 38 <= Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42) && Id_MCDC_89__Id_MCDC_96 <= 38) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2)) || ((((((35 <= Id_MCDC_89__Id_MCDC_96 && Id_MCDC_89__Id_MCDC_96 <= 35) && Id_MCDC_89__Id_MCDC_95 == 0) && (Id_MCDC_93 + 4294967295) % 4294967296 < 42) && Id_MCDC_93 % 4294967296 < 42) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] == 0) && (4294967295 + Id_MCDC_89__Id_MCDC_96) % 4294967296 * 12 == __tmp_1075_2) RESULT: Ultimate proved your program to be correct! [2022-03-17 19:51:57,616 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...