/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/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05ce600 [2022-02-24 01:35:56,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-24 01:35:56,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-24 01:35:56,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-24 01:35:56,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-24 01:35:56,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-24 01:35:56,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-24 01:35:56,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-24 01:35:56,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-24 01:35:56,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-24 01:35:56,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-24 01:35:56,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-24 01:35:56,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-24 01:35:56,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-24 01:35:56,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-24 01:35:56,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-24 01:35:56,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-24 01:35:56,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-24 01:35:56,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-24 01:35:56,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-24 01:35:56,243 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-24 01:35:56,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-24 01:35:56,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-24 01:35:56,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-24 01:35:56,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-24 01:35:56,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-24 01:35:56,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-24 01:35:56,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-24 01:35:56,264 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2022-02-24 01:35:56,275 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-24 01:35:56,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-24 01:35:56,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-24 01:35:56,277 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-24 01:35:56,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-24 01:35:56,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-24 01:35:56,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-24 01:35:56,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-24 01:35:56,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-24 01:35:56,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-24 01:35:56,278 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-24 01:35:56,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-24 01:35:56,278 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-24 01:35:56,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-24 01:35:56,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-24 01:35:56,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-24 01:35:56,279 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-24 01:35:56,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-24 01:35:56,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-24 01:35:56,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-24 01:35:56,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2022-02-24 01:35:56,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-24 01:35:56,279 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-02-24 01:35:56,279 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-02-24 01:35:56,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-24 01:35:56,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-24 01:35:56,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-24 01:35:56,502 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-24 01:35:56,516 INFO L275 PluginConnector]: CDTParser initialized [2022-02-24 01:35:56,517 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c [2022-02-24 01:35:56,558 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbd217287/b93bdab8352640d18ab952cce0094557/FLAG48c97a33b [2022-02-24 01:35:56,955 INFO L306 CDTParser]: Found 1 translation units. [2022-02-24 01:35:56,955 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c [2022-02-24 01:35:56,963 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbd217287/b93bdab8352640d18ab952cce0094557/FLAG48c97a33b [2022-02-24 01:35:56,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbd217287/b93bdab8352640d18ab952cce0094557 [2022-02-24 01:35:56,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-24 01:35:56,975 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-02-24 01:35:56,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-24 01:35:56,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-24 01:35:56,979 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-24 01:35:56,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 01:35:56" (1/1) ... [2022-02-24 01:35:56,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f2e208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:56, skipping insertion in model container [2022-02-24 01:35:56,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 01:35:56" (1/1) ... [2022-02-24 01:35:56,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-24 01:35:57,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-24 01:35:57,276 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/ofuf_4.c[11358,11371] [2022-02-24 01:35:57,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-24 01:35:57,282 INFO L203 MainTranslator]: Completed pre-run [2022-02-24 01:35:57,340 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/ofuf_4.c[11358,11371] [2022-02-24 01:35:57,340 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-24 01:35:57,353 INFO L208 MainTranslator]: Completed translation [2022-02-24 01:35:57,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:57 WrapperNode [2022-02-24 01:35:57,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-24 01:35:57,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-24 01:35:57,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-24 01:35:57,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-24 01:35:57,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:57" (1/1) ... [2022-02-24 01:35:57,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:57" (1/1) ... [2022-02-24 01:35:57,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:57" (1/1) ... [2022-02-24 01:35:57,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:57" (1/1) ... [2022-02-24 01:35:57,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:57" (1/1) ... [2022-02-24 01:35:57,408 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:57" (1/1) ... [2022-02-24 01:35:57,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:57" (1/1) ... [2022-02-24 01:35:57,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-24 01:35:57,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-24 01:35:57,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-24 01:35:57,414 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-24 01:35:57,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:57" (1/1) ... [2022-02-24 01:35:57,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-24 01:35:57,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-24 01:35:57,455 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) [2022-02-24 01:35:57,474 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 [2022-02-24 01:35:57,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-02-24 01:35:57,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-24 01:35:57,483 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-02-24 01:35:57,483 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-02-24 01:35:57,484 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-02-24 01:35:57,484 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2022-02-24 01:35:57,484 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2022-02-24 01:35:57,484 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2022-02-24 01:35:57,484 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2022-02-24 01:35:57,484 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2022-02-24 01:35:57,485 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2022-02-24 01:35:57,485 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2022-02-24 01:35:57,485 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-02-24 01:35:57,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-02-24 01:35:57,486 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-02-24 01:35:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-02-24 01:35:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-02-24 01:35:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-24 01:35:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-02-24 01:35:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-02-24 01:35:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-02-24 01:35:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2022-02-24 01:35:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2022-02-24 01:35:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2022-02-24 01:35:57,487 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2022-02-24 01:35:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2022-02-24 01:35:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-02-24 01:35:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2022-02-24 01:35:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2022-02-24 01:35:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-02-24 01:35:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-02-24 01:35:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-02-24 01:35:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-24 01:35:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-24 01:35:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-24 01:35:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-24 01:35:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-24 01:35:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-24 01:35:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-24 01:35:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-24 01:35:57,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-02-24 01:35:57,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-24 01:35:57,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-24 01:35:57,637 INFO L234 CfgBuilder]: Building ICFG [2022-02-24 01:35:57,638 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-24 01:35:57,948 INFO L275 CfgBuilder]: Performing block encoding [2022-02-24 01:35:57,952 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-24 01:35:57,952 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-02-24 01:35:57,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 01:35:57 BoogieIcfgContainer [2022-02-24 01:35:57,954 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-24 01:35:57,955 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-24 01:35:57,955 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-24 01:35:57,966 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-24 01:35:57,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 01:35:56" (1/3) ... [2022-02-24 01:35:57,966 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e84772d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 01:35:57, skipping insertion in model container [2022-02-24 01:35:57,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:57" (2/3) ... [2022-02-24 01:35:57,967 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e84772d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 01:35:57, skipping insertion in model container [2022-02-24 01:35:57,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 01:35:57" (3/3) ... [2022-02-24 01:35:57,968 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_4.c [2022-02-24 01:35:57,983 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-02-24 01:35:57,983 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-24 01:35:58,010 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-24 01:35:58,014 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=AcceleratedInterpolation, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=JORDAN [2022-02-24 01:35:58,014 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-24 01:35:58,033 INFO L276 IsEmpty]: Start isEmpty. Operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-02-24 01:35:58,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-02-24 01:35:58,046 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 01:35:58,046 INFO L514 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] [2022-02-24 01:35:58,047 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 01:35:58,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 01:35:58,056 INFO L85 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 1 times [2022-02-24 01:35:58,062 INFO L126 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-02-24 01:35:58,062 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [415326836] [2022-02-24 01:35:58,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 01:35:58,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 01:35:58,108 INFO L213 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-02-24 01:35:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:58,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 01:35:58,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:58,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-02-24 01:35:58,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:58,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-02-24 01:35:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:58,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-02-24 01:35:58,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:58,494 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-24 01:35:58,495 INFO L144 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-02-24 01:35:58,495 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [415326836] [2022-02-24 01:35:58,496 INFO L165 FreeRefinementEngine]: IpTcStrategyModulePreferences [415326836] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 01:35:58,496 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 01:35:58,496 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-24 01:35:58,497 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835940272] [2022-02-24 01:35:58,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 01:35:58,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-24 01:35:58,508 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-02-24 01:35:58,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-24 01:35:58,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-24 01:35:58,532 INFO L87 Difference]: Start difference. First operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-02-24 01:35:58,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 01:35:58,941 INFO L93 Difference]: Finished difference Result 245 states and 367 transitions. [2022-02-24 01:35:58,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 01:35:58,943 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 47 [2022-02-24 01:35:58,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 01:35:58,951 INFO L225 Difference]: With dead ends: 245 [2022-02-24 01:35:58,951 INFO L226 Difference]: Without dead ends: 120 [2022-02-24 01:35:58,956 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-24 01:35:58,959 INFO L933 BasicCegarLoop]: 133 mSDtfsCounter, 242 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-24 01:35:58,960 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 138 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-24 01:35:58,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2022-02-24 01:35:59,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2022-02-24 01:35:59,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 96 states have internal predecessors, (139), 16 states have call successors, (16), 11 states have call predecessors, (16), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-02-24 01:35:59,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 167 transitions. [2022-02-24 01:35:59,016 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 167 transitions. Word has length 47 [2022-02-24 01:35:59,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 01:35:59,017 INFO L470 AbstractCegarLoop]: Abstraction has 120 states and 167 transitions. [2022-02-24 01:35:59,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-02-24 01:35:59,017 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2022-02-24 01:35:59,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-02-24 01:35:59,023 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 01:35:59,023 INFO L514 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] [2022-02-24 01:35:59,023 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-24 01:35:59,023 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 01:35:59,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 01:35:59,026 INFO L85 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 1 times [2022-02-24 01:35:59,026 INFO L126 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-02-24 01:35:59,027 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [234914524] [2022-02-24 01:35:59,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 01:35:59,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 01:35:59,030 INFO L213 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-02-24 01:35:59,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:59,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 01:35:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:59,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-02-24 01:35:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:59,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-02-24 01:35:59,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:59,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-02-24 01:35:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:59,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-24 01:35:59,215 INFO L144 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-02-24 01:35:59,215 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [234914524] [2022-02-24 01:35:59,215 INFO L165 FreeRefinementEngine]: IpTcStrategyModulePreferences [234914524] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 01:35:59,215 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 01:35:59,215 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-24 01:35:59,215 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478086436] [2022-02-24 01:35:59,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 01:35:59,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-24 01:35:59,216 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-02-24 01:35:59,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-24 01:35:59,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-24 01:35:59,217 INFO L87 Difference]: Start difference. First operand 120 states and 167 transitions. Second operand has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-02-24 01:35:59,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 01:35:59,887 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2022-02-24 01:35:59,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-24 01:35:59,889 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 43 [2022-02-24 01:35:59,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 01:35:59,890 INFO L225 Difference]: With dead ends: 148 [2022-02-24 01:35:59,890 INFO L226 Difference]: Without dead ends: 0 [2022-02-24 01:35:59,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2022-02-24 01:35:59,891 INFO L933 BasicCegarLoop]: 119 mSDtfsCounter, 233 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 566 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-24 01:35:59,892 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 125 Invalid, 616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 566 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-24 01:35:59,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-24 01:35:59,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-24 01:35:59,893 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) [2022-02-24 01:35:59,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-24 01:35:59,893 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2022-02-24 01:35:59,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 01:35:59,893 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-24 01:35:59,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-02-24 01:35:59,893 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-24 01:35:59,893 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-24 01:35:59,895 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-24 01:35:59,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-24 01:35:59,897 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-02-24 01:36:00,252 INFO L858 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2022-02-24 01:36:00,252 INFO L858 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2022-02-24 01:36:00,252 INFO L858 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2022-02-24 01:36:00,252 INFO L861 garLoopResultBuilder]: At program point L221(line 221) the Hoare annotation is: true [2022-02-24 01:36:00,252 INFO L861 garLoopResultBuilder]: At program point L217(line 217) the Hoare annotation is: true [2022-02-24 01:36:00,253 INFO L861 garLoopResultBuilder]: At program point L217-2(line 217) the Hoare annotation is: true [2022-02-24 01:36:00,253 INFO L861 garLoopResultBuilder]: At program point L209(lines 209 225) the Hoare annotation is: true [2022-02-24 01:36:00,253 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2022-02-24 01:36:00,253 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_89EXIT(lines 193 248) the Hoare annotation is: true [2022-02-24 01:36:00,253 INFO L861 garLoopResultBuilder]: At program point L234(line 234) the Hoare annotation is: true [2022-02-24 01:36:00,253 INFO L861 garLoopResultBuilder]: At program point L234-2(line 234) the Hoare annotation is: true [2022-02-24 01:36:00,253 INFO L861 garLoopResultBuilder]: At program point L234-3(line 234) the Hoare annotation is: true [2022-02-24 01:36:00,253 INFO L861 garLoopResultBuilder]: At program point L234-5(lines 234 246) the Hoare annotation is: true [2022-02-24 01:36:00,253 INFO L861 garLoopResultBuilder]: At program point L226-1(lines 226 233) the Hoare annotation is: true [2022-02-24 01:36:00,253 INFO L861 garLoopResultBuilder]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2022-02-24 01:36:00,253 INFO L861 garLoopResultBuilder]: At program point L226-4(lines 226 233) the Hoare annotation is: true [2022-02-24 01:36:00,254 INFO L861 garLoopResultBuilder]: At program point L218(line 218) the Hoare annotation is: true [2022-02-24 01:36:00,254 INFO L861 garLoopResultBuilder]: At program point L214(line 214) the Hoare annotation is: true [2022-02-24 01:36:00,254 INFO L861 garLoopResultBuilder]: At program point L214-2(line 214) the Hoare annotation is: true [2022-02-24 01:36:00,254 INFO L861 garLoopResultBuilder]: At program point L202(lines 202 208) the Hoare annotation is: true [2022-02-24 01:36:00,254 INFO L861 garLoopResultBuilder]: At program point L202-2(lines 202 208) the Hoare annotation is: true [2022-02-24 01:36:00,254 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_89FINAL(lines 193 248) the Hoare annotation is: true [2022-02-24 01:36:00,254 INFO L861 garLoopResultBuilder]: At program point L198(lines 198 201) the Hoare annotation is: true [2022-02-24 01:36:00,254 INFO L861 garLoopResultBuilder]: At program point L223(line 223) the Hoare annotation is: true [2022-02-24 01:36:00,254 INFO L861 garLoopResultBuilder]: At program point L215(line 215) the Hoare annotation is: true [2022-02-24 01:36:00,254 INFO L861 garLoopResultBuilder]: At program point L211(line 211) the Hoare annotation is: true [2022-02-24 01:36:00,254 INFO L861 garLoopResultBuilder]: At program point L211-2(line 211) the Hoare annotation is: true [2022-02-24 01:36:00,255 INFO L861 garLoopResultBuilder]: At program point L236(lines 236 241) the Hoare annotation is: true [2022-02-24 01:36:00,255 INFO L861 garLoopResultBuilder]: At program point L236-1(lines 234 246) the Hoare annotation is: true [2022-02-24 01:36:00,255 INFO L861 garLoopResultBuilder]: At program point L220(line 220) the Hoare annotation is: true [2022-02-24 01:36:00,255 INFO L861 garLoopResultBuilder]: At program point L220-2(line 220) the Hoare annotation is: true [2022-02-24 01:36:00,255 INFO L861 garLoopResultBuilder]: At program point L212(line 212) the Hoare annotation is: true [2022-02-24 01:36:00,255 INFO L861 garLoopResultBuilder]: At program point L204(lines 204 207) the Hoare annotation is: true [2022-02-24 01:36:00,255 INFO L861 garLoopResultBuilder]: At program point L229(lines 229 232) the Hoare annotation is: true [2022-02-24 01:36:00,255 INFO L854 garLoopResultBuilder]: At program point mainENTRY(lines 427 458) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 01:36:00,255 INFO L861 garLoopResultBuilder]: At program point mainFINAL(lines 427 458) the Hoare annotation is: true [2022-02-24 01:36:00,255 INFO L854 garLoopResultBuilder]: At program point L457(line 457) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 01:36:00,256 INFO L861 garLoopResultBuilder]: At program point mainEXIT(lines 427 458) the Hoare annotation is: true [2022-02-24 01:36:00,256 INFO L854 garLoopResultBuilder]: At program point L452(lines 452 455) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 01:36:00,256 INFO L861 garLoopResultBuilder]: At program point L255(lines 255 269) the Hoare annotation is: true [2022-02-24 01:36:00,256 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2022-02-24 01:36:00,256 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_92EXIT(lines 249 279) the Hoare annotation is: true [2022-02-24 01:36:00,256 INFO L861 garLoopResultBuilder]: At program point L272(line 272) the Hoare annotation is: true [2022-02-24 01:36:00,256 INFO L861 garLoopResultBuilder]: At program point L272-1(line 272) the Hoare annotation is: true [2022-02-24 01:36:00,256 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_92FINAL(lines 249 279) the Hoare annotation is: true [2022-02-24 01:36:00,256 INFO L861 garLoopResultBuilder]: At program point L270-1(lines 250 279) the Hoare annotation is: true [2022-02-24 01:36:00,256 INFO L861 garLoopResultBuilder]: At program point L270-2(lines 270 277) the Hoare annotation is: true [2022-02-24 01:36:00,256 INFO L861 garLoopResultBuilder]: At program point L261(lines 261 269) the Hoare annotation is: true [2022-02-24 01:36:00,257 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_100FINAL(lines 420 426) the Hoare annotation is: true [2022-02-24 01:36:00,257 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_100EXIT(lines 420 426) the Hoare annotation is: true [2022-02-24 01:36:00,257 INFO L854 garLoopResultBuilder]: At program point L424(line 424) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 01:36:00,257 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_100ENTRY(lines 420 426) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 01:36:00,257 INFO L854 garLoopResultBuilder]: At program point L417(line 417) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 01:36:00,257 INFO L854 garLoopResultBuilder]: At program point L405(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 01:36:00,257 INFO L854 garLoopResultBuilder]: At program point L405-1(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 01:36:00,257 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_99ENTRY(lines 400 419) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 01:36:00,257 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_99EXIT(lines 400 419) the Hoare annotation is: true [2022-02-24 01:36:00,257 INFO L854 garLoopResultBuilder]: At program point L408(line 408) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 01:36:00,257 INFO L854 garLoopResultBuilder]: At program point L408-2(lines 408 415) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 01:36:00,258 INFO L854 garLoopResultBuilder]: At program point L406-2(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 01:36:00,258 INFO L854 garLoopResultBuilder]: At program point L406-3(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 01:36:00,258 INFO L854 garLoopResultBuilder]: At program point L406-4(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 01:36:00,258 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_99FINAL(lines 400 419) the Hoare annotation is: true [2022-02-24 01:36:00,258 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2022-02-24 01:36:00,258 INFO L858 garLoopResultBuilder]: For program point L6(line 6) no Hoare annotation was computed. [2022-02-24 01:36:00,258 INFO L858 garLoopResultBuilder]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2022-02-24 01:36:00,258 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2022-02-24 01:36:00,258 INFO L861 garLoopResultBuilder]: At program point L378(line 378) the Hoare annotation is: true [2022-02-24 01:36:00,258 INFO L861 garLoopResultBuilder]: At program point L378-1(lines 378 381) the Hoare annotation is: true [2022-02-24 01:36:00,258 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_97ENTRY(lines 331 399) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 01:36:00,259 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_97EXIT(lines 331 399) the Hoare annotation is: true [2022-02-24 01:36:00,259 INFO L861 garLoopResultBuilder]: At program point L358-2(lines 358 396) the Hoare annotation is: true [2022-02-24 01:36:00,259 INFO L861 garLoopResultBuilder]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2022-02-24 01:36:00,259 INFO L861 garLoopResultBuilder]: At program point L371(line 371) the Hoare annotation is: true [2022-02-24 01:36:00,259 INFO L861 garLoopResultBuilder]: At program point L371-1(lines 371 374) the Hoare annotation is: true [2022-02-24 01:36:00,259 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_97FINAL(lines 331 399) the Hoare annotation is: true [2022-02-24 01:36:00,259 INFO L861 garLoopResultBuilder]: At program point L388(line 388) the Hoare annotation is: true [2022-02-24 01:36:00,259 INFO L861 garLoopResultBuilder]: At program point L388-1(line 388) the Hoare annotation is: true [2022-02-24 01:36:00,259 INFO L861 garLoopResultBuilder]: At program point L376-2(lines 376 393) the Hoare annotation is: true [2022-02-24 01:36:00,259 INFO L861 garLoopResultBuilder]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2022-02-24 01:36:00,259 INFO L861 garLoopResultBuilder]: At program point L376-4(lines 376 393) the Hoare annotation is: true [2022-02-24 01:36:00,260 INFO L861 garLoopResultBuilder]: At program point L389(lines 389 392) the Hoare annotation is: true [2022-02-24 01:36:00,260 INFO L861 garLoopResultBuilder]: At program point L356(lines 356 397) the Hoare annotation is: true [2022-02-24 01:36:00,260 INFO L861 garLoopResultBuilder]: At program point L352-2(lines 352 355) the Hoare annotation is: true [2022-02-24 01:36:00,260 INFO L861 garLoopResultBuilder]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2022-02-24 01:36:00,260 INFO L861 garLoopResultBuilder]: At program point L352-4(lines 332 399) the Hoare annotation is: true [2022-02-24 01:36:00,260 INFO L861 garLoopResultBuilder]: At program point L365(line 365) the Hoare annotation is: true [2022-02-24 01:36:00,260 INFO L861 garLoopResultBuilder]: At program point L365-1(lines 365 368) the Hoare annotation is: true [2022-02-24 01:36:00,260 INFO L861 garLoopResultBuilder]: At program point L361(line 361) the Hoare annotation is: true [2022-02-24 01:36:00,260 INFO L861 garLoopResultBuilder]: At program point L361-1(lines 361 364) the Hoare annotation is: true [2022-02-24 01:36:00,260 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2022-02-24 01:36:00,260 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_95EXIT(lines 280 299) the Hoare annotation is: true [2022-02-24 01:36:00,261 INFO L854 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-02-24 01:36:00,261 INFO L861 garLoopResultBuilder]: At program point L296(line 296) the Hoare annotation is: true [2022-02-24 01:36:00,261 INFO L854 garLoopResultBuilder]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-02-24 01:36:00,261 INFO L861 garLoopResultBuilder]: At program point L296-1(line 296) the Hoare annotation is: true [2022-02-24 01:36:00,261 INFO L854 garLoopResultBuilder]: At program point L298-3(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-02-24 01:36:00,261 INFO L861 garLoopResultBuilder]: At program point L290(line 290) the Hoare annotation is: true [2022-02-24 01:36:00,261 INFO L861 garLoopResultBuilder]: At program point L290-1(line 290) the Hoare annotation is: true [2022-02-24 01:36:00,261 INFO L861 garLoopResultBuilder]: At program point L288(lines 288 295) the Hoare annotation is: true [2022-02-24 01:36:00,261 INFO L861 garLoopResultBuilder]: At program point L288-2(lines 288 295) the Hoare annotation is: true [2022-02-24 01:36:00,261 INFO L861 garLoopResultBuilder]: At program point L284(lines 284 287) the Hoare annotation is: true [2022-02-24 01:36:00,261 INFO L861 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-02-24 01:36:00,261 INFO L861 garLoopResultBuilder]: At program point L297-1(line 297) the Hoare annotation is: true [2022-02-24 01:36:00,262 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_95FINAL(lines 280 299) the Hoare annotation is: true [2022-02-24 01:36:00,262 INFO L861 garLoopResultBuilder]: At program point L318(lines 318 323) the Hoare annotation is: true [2022-02-24 01:36:00,262 INFO L861 garLoopResultBuilder]: At program point L318-1(lines 316 328) the Hoare annotation is: true [2022-02-24 01:36:00,262 INFO L861 garLoopResultBuilder]: At program point L316(line 316) the Hoare annotation is: true [2022-02-24 01:36:00,262 INFO L861 garLoopResultBuilder]: At program point L316-2(line 316) the Hoare annotation is: true [2022-02-24 01:36:00,262 INFO L861 garLoopResultBuilder]: At program point L316-3(line 316) the Hoare annotation is: true [2022-02-24 01:36:00,262 INFO L861 garLoopResultBuilder]: At program point L316-5(lines 316 328) the Hoare annotation is: true [2022-02-24 01:36:00,262 INFO L861 garLoopResultBuilder]: At program point L308-1(lines 308 315) the Hoare annotation is: true [2022-02-24 01:36:00,262 INFO L861 garLoopResultBuilder]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2022-02-24 01:36:00,262 INFO L861 garLoopResultBuilder]: At program point L304(lines 304 307) the Hoare annotation is: true [2022-02-24 01:36:00,262 INFO L861 garLoopResultBuilder]: At program point L308-4(lines 308 315) the Hoare annotation is: true [2022-02-24 01:36:00,262 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_96FINAL(lines 300 330) the Hoare annotation is: true [2022-02-24 01:36:00,263 INFO L861 garLoopResultBuilder]: At program point L311(lines 311 314) the Hoare annotation is: true [2022-02-24 01:36:00,263 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2022-02-24 01:36:00,263 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_96EXIT(lines 300 330) the Hoare annotation is: true [2022-02-24 01:36:00,263 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2022-02-24 01:36:00,263 INFO L854 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#NULL.offset| |old(#NULL.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |old(#NULL.base)| |#NULL.base|)) [2022-02-24 01:36:00,263 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2022-02-24 01:36:00,263 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2022-02-24 01:36:00,263 INFO L861 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-02-24 01:36:00,263 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-02-24 01:36:00,263 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2022-02-24 01:36:00,263 INFO L861 garLoopResultBuilder]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2022-02-24 01:36:00,264 INFO L861 garLoopResultBuilder]: At program point L11(lines 11 14) the Hoare annotation is: true [2022-02-24 01:36:00,264 INFO L861 garLoopResultBuilder]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2022-02-24 01:36:00,264 INFO L861 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-02-24 01:36:00,264 INFO L854 garLoopResultBuilder]: At program point L463(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2022-02-24 01:36:00,264 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2022-02-24 01:36:00,264 INFO L854 garLoopResultBuilder]: At program point L461(lines 461 464) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-02-24 01:36:00,264 INFO L854 garLoopResultBuilder]: At program point L461-2(lines 459 466) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-02-24 01:36:00,264 INFO L854 garLoopResultBuilder]: At program point __VERIFIER_assertEXIT(lines 459 466) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-02-24 01:36:00,264 INFO L854 garLoopResultBuilder]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2022-02-24 01:36:00,266 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-02-24 01:36:00,267 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-24 01:36:00,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.02 01:36:00 BoogieIcfgContainer [2022-02-24 01:36:00,277 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-24 01:36:00,277 INFO L158 Benchmark]: Toolchain (without parser) took 3302.16ms. Allocated memory was 213.9MB in the beginning and 281.0MB in the end (delta: 67.1MB). Free memory was 163.7MB in the beginning and 131.9MB in the end (delta: 31.8MB). Peak memory consumption was 99.2MB. Max. memory is 8.0GB. [2022-02-24 01:36:00,277 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 213.9MB. Free memory is still 180.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-24 01:36:00,278 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.49ms. Allocated memory is still 213.9MB. Free memory was 163.6MB in the beginning and 181.8MB in the end (delta: -18.2MB). Peak memory consumption was 10.1MB. Max. memory is 8.0GB. [2022-02-24 01:36:00,278 INFO L158 Benchmark]: Boogie Preprocessor took 59.15ms. Allocated memory is still 213.9MB. Free memory was 181.8MB in the beginning and 178.3MB in the end (delta: 3.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-24 01:36:00,278 INFO L158 Benchmark]: RCFGBuilder took 539.56ms. Allocated memory is still 213.9MB. Free memory was 178.3MB in the beginning and 147.8MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-02-24 01:36:00,278 INFO L158 Benchmark]: TraceAbstraction took 2321.91ms. Allocated memory was 213.9MB in the beginning and 281.0MB in the end (delta: 67.1MB). Free memory was 147.2MB in the beginning and 131.9MB in the end (delta: 15.3MB). Peak memory consumption was 82.8MB. Max. memory is 8.0GB. [2022-02-24 01:36:00,279 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 213.9MB. Free memory is still 180.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 377.49ms. Allocated memory is still 213.9MB. Free memory was 163.6MB in the beginning and 181.8MB in the end (delta: -18.2MB). Peak memory consumption was 10.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 59.15ms. Allocated memory is still 213.9MB. Free memory was 181.8MB in the beginning and 178.3MB in the end (delta: 3.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 539.56ms. Allocated memory is still 213.9MB. Free memory was 178.3MB in the beginning and 147.8MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * TraceAbstraction took 2321.91ms. Allocated memory was 213.9MB in the beginning and 281.0MB in the end (delta: 67.1MB). Free memory was 147.2MB in the beginning and 131.9MB in the end (delta: 15.3MB). Peak memory consumption was 82.8MB. 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: 463]: 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 14 procedures, 136 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 488 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 475 mSDsluCounter, 263 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11 mSDsCounter, 93 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 667 IncrementalHoareTripleChecker+Invalid, 760 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 93 mSolverCounterUnsat, 252 mSDtfsCounter, 667 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 129 LocationsWithAnnotation, 455 PreInvPairs, 572 NumberOfFragments, 353 HoareAnnotationTreeSize, 455 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 129 FomulaSimplificationsInter, 15 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, 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: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: \old(Id_MCDC_114) == Id_MCDC_114 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 420]: Procedure Contract for Id_MCDC_100 Derived contract for procedure Id_MCDC_100: 1 - ProcedureContractResult [Line: 400]: Procedure Contract for Id_MCDC_99 Derived contract for procedure Id_MCDC_99: 1 - ProcedureContractResult [Line: 193]: Procedure Contract for Id_MCDC_89 Derived contract for procedure Id_MCDC_89: 1 - ProcedureContractResult [Line: 331]: Procedure Contract for Id_MCDC_97 Derived contract for procedure Id_MCDC_97: 1 - ProcedureContractResult [Line: 427]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 280]: Procedure Contract for Id_MCDC_95 Derived contract for procedure Id_MCDC_95: 1 - ProcedureContractResult [Line: 300]: Procedure Contract for Id_MCDC_96 Derived contract for procedure Id_MCDC_96: 1 - ProcedureContractResult [Line: 249]: Procedure Contract for Id_MCDC_92 Derived contract for procedure Id_MCDC_92: 1 - ProcedureContractResult [Line: 9]: Procedure Contract for avoid_zero Derived contract for procedure avoid_zero: 1 - ProcedureContractResult [Line: 459]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert: !(Id_MCDC_103 == 0) || \old(Id_MCDC_103) == 0 RESULT: Ultimate proved your program to be correct! [2022-02-24 01:36:00,310 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...