/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_1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-6c470ae [2022-02-15 01:43:36,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-15 01:43:36,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-15 01:43:36,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-15 01:43:36,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-15 01:43:36,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-15 01:43:36,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-15 01:43:36,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-15 01:43:36,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-15 01:43:36,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-15 01:43:36,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-15 01:43:36,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-15 01:43:36,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-15 01:43:36,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-15 01:43:36,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-15 01:43:36,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-15 01:43:36,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-15 01:43:36,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-15 01:43:36,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-15 01:43:36,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-15 01:43:36,822 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2022-02-15 01:43:36,832 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-15 01:43:36,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-15 01:43:36,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-15 01:43:36,834 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-15 01:43:36,834 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-15 01:43:36,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-15 01:43:36,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-15 01:43:36,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-15 01:43:36,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-15 01:43:36,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-15 01:43:36,835 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-15 01:43:36,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-15 01:43:36,835 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-15 01:43:36,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-15 01:43:36,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-15 01:43:36,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-15 01:43:36,836 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-15 01:43:36,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-15 01:43:36,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-15 01:43:36,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-15 01:43:36,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2022-02-15 01:43:36,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-15 01:43:36,836 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-02-15 01:43:36,836 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-02-15 01:43:37,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-15 01:43:37,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-15 01:43:37,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-15 01:43:37,041 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-15 01:43:37,044 INFO L275 PluginConnector]: CDTParser initialized [2022-02-15 01:43:37,045 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2022-02-15 01:43:37,107 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ac95c403/96976f451fc24e85b193705122978d1b/FLAG1abc28db7 [2022-02-15 01:43:37,480 INFO L306 CDTParser]: Found 1 translation units. [2022-02-15 01:43:37,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2022-02-15 01:43:37,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ac95c403/96976f451fc24e85b193705122978d1b/FLAG1abc28db7 [2022-02-15 01:43:37,498 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ac95c403/96976f451fc24e85b193705122978d1b [2022-02-15 01:43:37,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-15 01:43:37,501 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-02-15 01:43:37,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-15 01:43:37,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-15 01:43:37,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-15 01:43:37,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:43:37" (1/1) ... [2022-02-15 01:43:37,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@391985ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:37, skipping insertion in model container [2022-02-15 01:43:37,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:43:37" (1/1) ... [2022-02-15 01:43:37,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-15 01:43:37,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-15 01:43:37,797 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_1.c[11890,11903] [2022-02-15 01:43:37,798 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-15 01:43:37,804 INFO L203 MainTranslator]: Completed pre-run [2022-02-15 01:43:37,882 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_1.c[11890,11903] [2022-02-15 01:43:37,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-15 01:43:37,892 INFO L208 MainTranslator]: Completed translation [2022-02-15 01:43:37,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:37 WrapperNode [2022-02-15 01:43:37,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-15 01:43:37,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-15 01:43:37,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-15 01:43:37,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-15 01:43:37,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:37" (1/1) ... [2022-02-15 01:43:37,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:37" (1/1) ... [2022-02-15 01:43:37,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:37" (1/1) ... [2022-02-15 01:43:37,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:37" (1/1) ... [2022-02-15 01:43:37,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:37" (1/1) ... [2022-02-15 01:43:37,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:37" (1/1) ... [2022-02-15 01:43:37,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:37" (1/1) ... [2022-02-15 01:43:37,940 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-15 01:43:37,941 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-15 01:43:37,941 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-15 01:43:37,941 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-15 01:43:37,941 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:37" (1/1) ... [2022-02-15 01:43:37,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-15 01:43:37,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 01:43:37,987 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) [2022-02-15 01:43:37,990 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 [2022-02-15 01:43:38,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-02-15 01:43:38,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-15 01:43:38,035 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-02-15 01:43:38,035 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-02-15 01:43:38,035 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-02-15 01:43:38,035 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2022-02-15 01:43:38,036 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_110 [2022-02-15 01:43:38,036 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2022-02-15 01:43:38,036 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_114 [2022-02-15 01:43:38,036 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_115 [2022-02-15 01:43:38,036 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_117 [2022-02-15 01:43:38,036 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_118 [2022-02-15 01:43:38,036 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-02-15 01:43:38,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-02-15 01:43:38,037 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-02-15 01:43:38,038 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-02-15 01:43:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-02-15 01:43:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-15 01:43:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-02-15 01:43:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-02-15 01:43:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-02-15 01:43:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2022-02-15 01:43:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_110 [2022-02-15 01:43:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2022-02-15 01:43:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_114 [2022-02-15 01:43:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_115 [2022-02-15 01:43:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-02-15 01:43:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_117 [2022-02-15 01:43:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_118 [2022-02-15 01:43:38,039 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-02-15 01:43:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-02-15 01:43:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-02-15 01:43:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-15 01:43:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-15 01:43:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-15 01:43:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-15 01:43:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-15 01:43:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-15 01:43:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-15 01:43:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-15 01:43:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-02-15 01:43:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-15 01:43:38,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-15 01:43:38,204 INFO L234 CfgBuilder]: Building ICFG [2022-02-15 01:43:38,205 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-15 01:43:38,540 INFO L275 CfgBuilder]: Performing block encoding [2022-02-15 01:43:38,545 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-15 01:43:38,545 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-02-15 01:43:38,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 01:43:38 BoogieIcfgContainer [2022-02-15 01:43:38,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-15 01:43:38,548 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-15 01:43:38,548 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-15 01:43:38,550 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-15 01:43:38,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.02 01:43:37" (1/3) ... [2022-02-15 01:43:38,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@727d2fbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 01:43:38, skipping insertion in model container [2022-02-15 01:43:38,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:37" (2/3) ... [2022-02-15 01:43:38,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@727d2fbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 01:43:38, skipping insertion in model container [2022-02-15 01:43:38,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 01:43:38" (3/3) ... [2022-02-15 01:43:38,552 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_1.c [2022-02-15 01:43:38,555 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-02-15 01:43:38,555 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-15 01:43:38,582 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-15 01:43:38,586 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 [2022-02-15 01:43:38,586 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-15 01:43:38,596 INFO L276 IsEmpty]: Start isEmpty. Operand has 127 states, 98 states have (on average 1.5408163265306123) internal successors, (151), 100 states have internal predecessors, (151), 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) [2022-02-15 01:43:38,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-02-15 01:43:38,613 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 01:43:38,613 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] [2022-02-15 01:43:38,613 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-15 01:43:38,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 01:43:38,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1995573915, now seen corresponding path program 1 times [2022-02-15 01:43:38,630 INFO L126 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-02-15 01:43:38,630 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [501571898] [2022-02-15 01:43:38,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 01:43:38,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 01:43:38,673 INFO L274 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-02-15 01:43:38,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:38,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-15 01:43:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:38,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-02-15 01:43:38,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:39,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-02-15 01:43:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:39,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 01:43:39,019 INFO L144 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-02-15 01:43:39,020 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [501571898] [2022-02-15 01:43:39,021 INFO L165 FreeRefinementEngine]: IpTcStrategyModulePreferences [501571898] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 01:43:39,021 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 01:43:39,021 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-15 01:43:39,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082474387] [2022-02-15 01:43:39,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 01:43:39,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-15 01:43:39,028 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-02-15 01:43:39,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-15 01:43:39,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-15 01:43:39,059 INFO L87 Difference]: Start difference. First operand has 127 states, 98 states have (on average 1.5408163265306123) internal successors, (151), 100 states have internal predecessors, (151), 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 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-15 01:43:39,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 01:43:39,456 INFO L93 Difference]: Finished difference Result 241 states and 361 transitions. [2022-02-15 01:43:39,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-15 01:43:39,458 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 38 [2022-02-15 01:43:39,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 01:43:39,469 INFO L225 Difference]: With dead ends: 241 [2022-02-15 01:43:39,469 INFO L226 Difference]: Without dead ends: 118 [2022-02-15 01:43:39,475 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-15 01:43:39,484 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 236 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-15 01:43:39,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [243 Valid, 137 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-15 01:43:39,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2022-02-15 01:43:39,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2022-02-15 01:43:39,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 93 states have (on average 1.4623655913978495) internal successors, (136), 94 states have internal predecessors, (136), 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) [2022-02-15 01:43:39,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 164 transitions. [2022-02-15 01:43:39,549 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 164 transitions. Word has length 38 [2022-02-15 01:43:39,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 01:43:39,550 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 164 transitions. [2022-02-15 01:43:39,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-02-15 01:43:39,550 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 164 transitions. [2022-02-15 01:43:39,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-02-15 01:43:39,556 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 01:43:39,556 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] [2022-02-15 01:43:39,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-15 01:43:39,556 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-15 01:43:39,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 01:43:39,557 INFO L85 PathProgramCache]: Analyzing trace with hash -946031849, now seen corresponding path program 1 times [2022-02-15 01:43:39,557 INFO L126 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-02-15 01:43:39,558 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [632098701] [2022-02-15 01:43:39,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 01:43:39,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 01:43:39,570 INFO L274 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-02-15 01:43:39,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:39,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-15 01:43:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:39,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-02-15 01:43:39,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:39,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-02-15 01:43:39,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:39,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 01:43:39,753 INFO L144 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-02-15 01:43:39,753 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [632098701] [2022-02-15 01:43:39,753 INFO L165 FreeRefinementEngine]: IpTcStrategyModulePreferences [632098701] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 01:43:39,753 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 01:43:39,754 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-15 01:43:39,754 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618307881] [2022-02-15 01:43:39,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 01:43:39,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-15 01:43:39,758 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-02-15 01:43:39,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-15 01:43:39,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-15 01:43:39,759 INFO L87 Difference]: Start difference. First operand 118 states and 164 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-02-15 01:43:40,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 01:43:40,210 INFO L93 Difference]: Finished difference Result 118 states and 164 transitions. [2022-02-15 01:43:40,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-15 01:43:40,210 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 38 [2022-02-15 01:43:40,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 01:43:40,211 INFO L225 Difference]: With dead ends: 118 [2022-02-15 01:43:40,211 INFO L226 Difference]: Without dead ends: 0 [2022-02-15 01:43:40,211 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-02-15 01:43:40,212 INFO L933 BasicCegarLoop]: 119 mSDtfsCounter, 233 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-15 01:43:40,213 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 123 Invalid, 444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-15 01:43:40,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-15 01:43:40,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-15 01:43:40,214 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) [2022-02-15 01:43:40,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-15 01:43:40,214 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2022-02-15 01:43:40,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 01:43:40,214 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-15 01:43:40,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-02-15 01:43:40,214 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-15 01:43:40,214 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-15 01:43:40,216 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-15 01:43:40,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-15 01:43:40,218 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-02-15 01:43:40,583 INFO L858 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2022-02-15 01:43:40,583 INFO L858 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2022-02-15 01:43:40,583 INFO L858 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2022-02-15 01:43:40,583 INFO L861 garLoopResultBuilder]: At program point L321(line 321) the Hoare annotation is: true [2022-02-15 01:43:40,583 INFO L861 garLoopResultBuilder]: At program point L322-1(line 322) the Hoare annotation is: true [2022-02-15 01:43:40,583 INFO L861 garLoopResultBuilder]: At program point L321-1(line 321) the Hoare annotation is: true [2022-02-15 01:43:40,583 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_113EXIT(lines 305 324) the Hoare annotation is: true [2022-02-15 01:43:40,584 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_113ENTRY(lines 305 324) the Hoare annotation is: true [2022-02-15 01:43:40,584 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_113FINAL(lines 305 324) the Hoare annotation is: true [2022-02-15 01:43:40,584 INFO L861 garLoopResultBuilder]: At program point L315(line 315) the Hoare annotation is: true [2022-02-15 01:43:40,584 INFO L861 garLoopResultBuilder]: At program point L315-1(line 315) the Hoare annotation is: true [2022-02-15 01:43:40,584 INFO L861 garLoopResultBuilder]: At program point L313(lines 313 320) the Hoare annotation is: true [2022-02-15 01:43:40,584 INFO L861 garLoopResultBuilder]: At program point L313-2(lines 313 320) the Hoare annotation is: true [2022-02-15 01:43:40,584 INFO L861 garLoopResultBuilder]: At program point L309(lines 309 312) the Hoare annotation is: true [2022-02-15 01:43:40,584 INFO L861 garLoopResultBuilder]: At program point L322(line 322) the Hoare annotation is: true [2022-02-15 01:43:40,584 INFO L861 garLoopResultBuilder]: At program point L386-1(lines 386 389) the Hoare annotation is: true [2022-02-15 01:43:40,584 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_115ENTRY(lines 356 424) 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|)) [2022-02-15 01:43:40,585 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_115FINAL(lines 356 424) the Hoare annotation is: true [2022-02-15 01:43:40,585 INFO L861 garLoopResultBuilder]: At program point L403(line 403) the Hoare annotation is: true [2022-02-15 01:43:40,585 INFO L861 garLoopResultBuilder]: At program point L403-1(lines 403 406) the Hoare annotation is: true [2022-02-15 01:43:40,585 INFO L861 garLoopResultBuilder]: At program point L383-2(lines 383 421) the Hoare annotation is: true [2022-02-15 01:43:40,585 INFO L861 garLoopResultBuilder]: At program point L383-3(lines 383 421) the Hoare annotation is: true [2022-02-15 01:43:40,585 INFO L861 garLoopResultBuilder]: At program point L396(line 396) the Hoare annotation is: true [2022-02-15 01:43:40,585 INFO L861 garLoopResultBuilder]: At program point L396-1(lines 396 399) the Hoare annotation is: true [2022-02-15 01:43:40,585 INFO L861 garLoopResultBuilder]: At program point L413(line 413) the Hoare annotation is: true [2022-02-15 01:43:40,585 INFO L861 garLoopResultBuilder]: At program point L413-1(line 413) the Hoare annotation is: true [2022-02-15 01:43:40,585 INFO L861 garLoopResultBuilder]: At program point L401-2(lines 401 418) the Hoare annotation is: true [2022-02-15 01:43:40,585 INFO L861 garLoopResultBuilder]: At program point L401-3(lines 401 418) the Hoare annotation is: true [2022-02-15 01:43:40,586 INFO L861 garLoopResultBuilder]: At program point L401-4(lines 401 418) the Hoare annotation is: true [2022-02-15 01:43:40,586 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_115EXIT(lines 356 424) the Hoare annotation is: true [2022-02-15 01:43:40,586 INFO L861 garLoopResultBuilder]: At program point L414(lines 414 417) the Hoare annotation is: true [2022-02-15 01:43:40,586 INFO L861 garLoopResultBuilder]: At program point L381(lines 381 422) the Hoare annotation is: true [2022-02-15 01:43:40,586 INFO L861 garLoopResultBuilder]: At program point L377-2(lines 377 380) the Hoare annotation is: true [2022-02-15 01:43:40,586 INFO L861 garLoopResultBuilder]: At program point L377-3(lines 377 380) the Hoare annotation is: true [2022-02-15 01:43:40,586 INFO L861 garLoopResultBuilder]: At program point L377-4(lines 357 424) the Hoare annotation is: true [2022-02-15 01:43:40,586 INFO L861 garLoopResultBuilder]: At program point L390(line 390) the Hoare annotation is: true [2022-02-15 01:43:40,586 INFO L861 garLoopResultBuilder]: At program point L390-1(lines 390 393) the Hoare annotation is: true [2022-02-15 01:43:40,586 INFO L861 garLoopResultBuilder]: At program point L386(line 386) the Hoare annotation is: true [2022-02-15 01:43:40,586 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_114EXIT(lines 325 355) the Hoare annotation is: true [2022-02-15 01:43:40,587 INFO L861 garLoopResultBuilder]: At program point L343(lines 343 348) the Hoare annotation is: true [2022-02-15 01:43:40,587 INFO L861 garLoopResultBuilder]: At program point L343-1(lines 341 353) the Hoare annotation is: true [2022-02-15 01:43:40,587 INFO L861 garLoopResultBuilder]: At program point L341(line 341) the Hoare annotation is: true [2022-02-15 01:43:40,587 INFO L861 garLoopResultBuilder]: At program point L341-2(line 341) the Hoare annotation is: true [2022-02-15 01:43:40,587 INFO L861 garLoopResultBuilder]: At program point L341-3(line 341) the Hoare annotation is: true [2022-02-15 01:43:40,587 INFO L861 garLoopResultBuilder]: At program point L341-5(lines 341 353) the Hoare annotation is: true [2022-02-15 01:43:40,587 INFO L861 garLoopResultBuilder]: At program point L333-1(lines 333 340) the Hoare annotation is: true [2022-02-15 01:43:40,587 INFO L861 garLoopResultBuilder]: At program point L333-3(lines 333 340) the Hoare annotation is: true [2022-02-15 01:43:40,587 INFO L861 garLoopResultBuilder]: At program point L329(lines 329 332) the Hoare annotation is: true [2022-02-15 01:43:40,587 INFO L861 garLoopResultBuilder]: At program point L333-4(lines 333 340) the Hoare annotation is: true [2022-02-15 01:43:40,587 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_114ENTRY(lines 325 355) the Hoare annotation is: true [2022-02-15 01:43:40,588 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_114FINAL(lines 325 355) the Hoare annotation is: true [2022-02-15 01:43:40,588 INFO L861 garLoopResultBuilder]: At program point L336(lines 336 339) the Hoare annotation is: true [2022-02-15 01:43:40,588 INFO L861 garLoopResultBuilder]: At program point L286(lines 286 294) the Hoare annotation is: true [2022-02-15 01:43:40,588 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_110FINAL(lines 274 304) the Hoare annotation is: true [2022-02-15 01:43:40,588 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_110EXIT(lines 274 304) the Hoare annotation is: true [2022-02-15 01:43:40,588 INFO L861 garLoopResultBuilder]: At program point L280(lines 280 294) the Hoare annotation is: true [2022-02-15 01:43:40,588 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_110ENTRY(lines 274 304) the Hoare annotation is: true [2022-02-15 01:43:40,588 INFO L861 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: true [2022-02-15 01:43:40,588 INFO L861 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-02-15 01:43:40,588 INFO L861 garLoopResultBuilder]: At program point L297-1(line 297) the Hoare annotation is: true [2022-02-15 01:43:40,588 INFO L861 garLoopResultBuilder]: At program point L295-1(lines 275 304) the Hoare annotation is: true [2022-02-15 01:43:40,589 INFO L861 garLoopResultBuilder]: At program point L295-2(lines 295 302) the Hoare annotation is: true [2022-02-15 01:43:40,589 INFO L854 garLoopResultBuilder]: At program point L478(lines 478 481) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-02-15 01:43:40,589 INFO L854 garLoopResultBuilder]: At program point mainENTRY(lines 452 484) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-02-15 01:43:40,589 INFO L861 garLoopResultBuilder]: At program point mainFINAL(lines 452 484) the Hoare annotation is: true [2022-02-15 01:43:40,589 INFO L861 garLoopResultBuilder]: At program point mainEXIT(lines 452 484) the Hoare annotation is: true [2022-02-15 01:43:40,589 INFO L854 garLoopResultBuilder]: At program point L483(line 483) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-02-15 01:43:40,589 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_117ENTRY(lines 425 444) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-02-15 01:43:40,589 INFO L854 garLoopResultBuilder]: At program point L442(line 442) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-02-15 01:43:40,589 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_117FINAL(lines 425 444) the Hoare annotation is: true [2022-02-15 01:43:40,589 INFO L854 garLoopResultBuilder]: At program point L430(line 430) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-02-15 01:43:40,590 INFO L854 garLoopResultBuilder]: At program point L430-1(line 430) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-02-15 01:43:40,590 INFO L854 garLoopResultBuilder]: At program point L433(line 433) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-02-15 01:43:40,590 INFO L854 garLoopResultBuilder]: At program point L433-2(lines 433 440) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-02-15 01:43:40,590 INFO L854 garLoopResultBuilder]: At program point L431-2(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-02-15 01:43:40,590 INFO L854 garLoopResultBuilder]: At program point L431-3(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-02-15 01:43:40,590 INFO L854 garLoopResultBuilder]: At program point L431-4(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-02-15 01:43:40,590 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_117EXIT(lines 425 444) the Hoare annotation is: true [2022-02-15 01:43:40,590 INFO L854 garLoopResultBuilder]: At program point L449(line 449) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-02-15 01:43:40,590 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_118ENTRY(lines 445 451) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-02-15 01:43:40,590 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_118FINAL(lines 445 451) the Hoare annotation is: true [2022-02-15 01:43:40,590 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_118EXIT(lines 445 451) the Hoare annotation is: true [2022-02-15 01:43:40,591 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2022-02-15 01:43:40,591 INFO L858 garLoopResultBuilder]: For program point L6(line 6) no Hoare annotation was computed. [2022-02-15 01:43:40,591 INFO L858 garLoopResultBuilder]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2022-02-15 01:43:40,591 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2022-02-15 01:43:40,591 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2022-02-15 01:43:40,591 INFO L854 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~#Id_MCDC_130~0.base)| |~#Id_MCDC_130~0.base|) (= |old(~Id_MCDC_128~0.offset)| ~Id_MCDC_128~0.offset) (= |old(~Id_MCDC_123~0)| ~Id_MCDC_123~0) (= |old(~Id_MCDC_126~0.offset)| ~Id_MCDC_126~0.offset) (= |~#Id_MCDC_130~0.offset| |old(~#Id_MCDC_130~0.offset)|) (= |old(~Id_MCDC_124~0)| ~Id_MCDC_124~0) (= ~Id_MCDC_125~0.base |old(~Id_MCDC_125~0.base)|) (= ~Id_MCDC_128~0.base |old(~Id_MCDC_128~0.base)|) (= |~#Id_MCDC_131~0.base| |old(~#Id_MCDC_131~0.base)|) (= ~Id_MCDC_129~0.offset |old(~Id_MCDC_129~0.offset)|) (= |~#Id_MCDC_131~0.offset| |old(~#Id_MCDC_131~0.offset)|) (= |old(~Id_MCDC_125~0.offset)| ~Id_MCDC_125~0.offset) (= |old(~Id_MCDC_127~0.base)| ~Id_MCDC_127~0.base) (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= ~Id_MCDC_127~0.offset |old(~Id_MCDC_127~0.offset)|) (= |old(~Id_MCDC_129~0.base)| ~Id_MCDC_129~0.base) (= |old(~Id_MCDC_126~0.base)| ~Id_MCDC_126~0.base) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~Id_MCDC_122~0)| ~Id_MCDC_122~0) (= |old(#NULL.base)| |#NULL.base|)) [2022-02-15 01:43:40,591 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2022-02-15 01:43:40,591 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2022-02-15 01:43:40,591 INFO L861 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-02-15 01:43:40,591 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-02-15 01:43:40,591 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2022-02-15 01:43:40,592 INFO L861 garLoopResultBuilder]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2022-02-15 01:43:40,592 INFO L861 garLoopResultBuilder]: At program point L11(lines 11 14) the Hoare annotation is: true [2022-02-15 01:43:40,592 INFO L861 garLoopResultBuilder]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2022-02-15 01:43:40,592 INFO L861 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-02-15 01:43:40,592 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 485 492) the Hoare annotation is: true [2022-02-15 01:43:40,592 INFO L854 garLoopResultBuilder]: At program point __VERIFIER_assertEXIT(lines 485 492) the Hoare annotation is: (or (= __VERIFIER_assert_~Id_MCDC_121 1) (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1))) [2022-02-15 01:43:40,592 INFO L854 garLoopResultBuilder]: At program point L489(line 489) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1)) [2022-02-15 01:43:40,592 INFO L854 garLoopResultBuilder]: At program point L487(lines 487 490) the Hoare annotation is: (or (= __VERIFIER_assert_~Id_MCDC_121 1) (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1))) [2022-02-15 01:43:40,592 INFO L854 garLoopResultBuilder]: At program point L487-2(lines 485 492) the Hoare annotation is: (or (= __VERIFIER_assert_~Id_MCDC_121 1) (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1))) [2022-02-15 01:43:40,592 INFO L854 garLoopResultBuilder]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 489) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1)) [2022-02-15 01:43:40,592 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_107ENTRY(lines 218 273) the Hoare annotation is: true [2022-02-15 01:43:40,593 INFO L861 garLoopResultBuilder]: At program point L254(lines 254 257) the Hoare annotation is: true [2022-02-15 01:43:40,593 INFO L861 garLoopResultBuilder]: At program point L246(line 246) the Hoare annotation is: true [2022-02-15 01:43:40,593 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_107FINAL(lines 218 273) the Hoare annotation is: true [2022-02-15 01:43:40,593 INFO L861 garLoopResultBuilder]: At program point L242(line 242) the Hoare annotation is: true [2022-02-15 01:43:40,593 INFO L861 garLoopResultBuilder]: At program point L242-2(line 242) the Hoare annotation is: true [2022-02-15 01:43:40,593 INFO L861 garLoopResultBuilder]: At program point L234(lines 234 250) the Hoare annotation is: true [2022-02-15 01:43:40,593 INFO L861 garLoopResultBuilder]: At program point L259(line 259) the Hoare annotation is: true [2022-02-15 01:43:40,593 INFO L861 garLoopResultBuilder]: At program point L259-2(line 259) the Hoare annotation is: true [2022-02-15 01:43:40,593 INFO L861 garLoopResultBuilder]: At program point L259-3(line 259) the Hoare annotation is: true [2022-02-15 01:43:40,593 INFO L861 garLoopResultBuilder]: At program point L259-5(lines 259 271) the Hoare annotation is: true [2022-02-15 01:43:40,593 INFO L861 garLoopResultBuilder]: At program point L251-1(lines 251 258) the Hoare annotation is: true [2022-02-15 01:43:40,593 INFO L861 garLoopResultBuilder]: At program point L251-3(lines 251 258) the Hoare annotation is: true [2022-02-15 01:43:40,594 INFO L861 garLoopResultBuilder]: At program point L251-4(lines 251 258) the Hoare annotation is: true [2022-02-15 01:43:40,594 INFO L861 garLoopResultBuilder]: At program point L243(line 243) the Hoare annotation is: true [2022-02-15 01:43:40,594 INFO L861 garLoopResultBuilder]: At program point L239(line 239) the Hoare annotation is: true [2022-02-15 01:43:40,594 INFO L861 garLoopResultBuilder]: At program point L239-2(line 239) the Hoare annotation is: true [2022-02-15 01:43:40,594 INFO L861 garLoopResultBuilder]: At program point L227(lines 227 233) the Hoare annotation is: true [2022-02-15 01:43:40,594 INFO L861 garLoopResultBuilder]: At program point L227-2(lines 227 233) the Hoare annotation is: true [2022-02-15 01:43:40,594 INFO L861 garLoopResultBuilder]: At program point L223(lines 223 226) the Hoare annotation is: true [2022-02-15 01:43:40,594 INFO L861 garLoopResultBuilder]: At program point L248(line 248) the Hoare annotation is: true [2022-02-15 01:43:40,594 INFO L861 garLoopResultBuilder]: At program point L240(line 240) the Hoare annotation is: true [2022-02-15 01:43:40,594 INFO L861 garLoopResultBuilder]: At program point L236(line 236) the Hoare annotation is: true [2022-02-15 01:43:40,594 INFO L861 garLoopResultBuilder]: At program point L236-2(line 236) the Hoare annotation is: true [2022-02-15 01:43:40,594 INFO L861 garLoopResultBuilder]: At program point L261(lines 261 266) the Hoare annotation is: true [2022-02-15 01:43:40,594 INFO L861 garLoopResultBuilder]: At program point L261-1(lines 259 271) the Hoare annotation is: true [2022-02-15 01:43:40,595 INFO L861 garLoopResultBuilder]: At program point L245(line 245) the Hoare annotation is: true [2022-02-15 01:43:40,595 INFO L861 garLoopResultBuilder]: At program point L245-2(line 245) the Hoare annotation is: true [2022-02-15 01:43:40,595 INFO L861 garLoopResultBuilder]: At program point L237(line 237) the Hoare annotation is: true [2022-02-15 01:43:40,595 INFO L861 garLoopResultBuilder]: At program point L229(lines 229 232) the Hoare annotation is: true [2022-02-15 01:43:40,595 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_107EXIT(lines 218 273) the Hoare annotation is: true [2022-02-15 01:43:40,597 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-02-15 01:43:40,598 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-15 01:43:40,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.02 01:43:40 BoogieIcfgContainer [2022-02-15 01:43:40,608 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-15 01:43:40,608 INFO L158 Benchmark]: Toolchain (without parser) took 3107.60ms. Allocated memory was 210.8MB in the beginning and 253.8MB in the end (delta: 43.0MB). Free memory was 160.4MB in the beginning and 153.4MB in the end (delta: 7.0MB). Peak memory consumption was 89.7MB. Max. memory is 8.0GB. [2022-02-15 01:43:40,608 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 210.8MB. Free memory is still 177.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-15 01:43:40,609 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.65ms. Allocated memory is still 210.8MB. Free memory was 160.1MB in the beginning and 178.2MB in the end (delta: -18.1MB). Peak memory consumption was 7.0MB. Max. memory is 8.0GB. [2022-02-15 01:43:40,609 INFO L158 Benchmark]: Boogie Preprocessor took 46.62ms. Allocated memory is still 210.8MB. Free memory was 178.2MB in the beginning and 174.8MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-15 01:43:40,609 INFO L158 Benchmark]: RCFGBuilder took 606.10ms. Allocated memory is still 210.8MB. Free memory was 174.8MB in the beginning and 144.3MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-02-15 01:43:40,609 INFO L158 Benchmark]: TraceAbstraction took 2060.09ms. Allocated memory was 210.8MB in the beginning and 253.8MB in the end (delta: 43.0MB). Free memory was 144.0MB in the beginning and 153.4MB in the end (delta: -9.4MB). Peak memory consumption was 74.3MB. Max. memory is 8.0GB. [2022-02-15 01:43:40,610 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 210.8MB. Free memory is still 177.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 389.65ms. Allocated memory is still 210.8MB. Free memory was 160.1MB in the beginning and 178.2MB in the end (delta: -18.1MB). Peak memory consumption was 7.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 46.62ms. Allocated memory is still 210.8MB. Free memory was 178.2MB in the beginning and 174.8MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 606.10ms. Allocated memory is still 210.8MB. Free memory was 174.8MB in the beginning and 144.3MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * TraceAbstraction took 2060.09ms. Allocated memory was 210.8MB in the beginning and 253.8MB in the end (delta: 43.0MB). Free memory was 144.0MB in the beginning and 153.4MB in the end (delta: -9.4MB). Peak memory consumption was 74.3MB. 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: 489]: 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, 134 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 482 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 469 mSDsluCounter, 260 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 86 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 500 IncrementalHoareTripleChecker+Invalid, 586 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 86 mSolverCounterUnsat, 251 mSDtfsCounter, 500 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=0, InterpolantAutomatonStates: 12, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 127 LocationsWithAnnotation, 422 PreInvPairs, 533 NumberOfFragments, 353 HoareAnnotationTreeSize, 422 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 127 FomulaSimplificationsInter, 12 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: 401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: \old(Id_MCDC_132) == Id_MCDC_132 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 305]: Procedure Contract for Id_MCDC_113 Derived contract for procedure Id_MCDC_113: 1 - ProcedureContractResult [Line: 356]: Procedure Contract for Id_MCDC_115 Derived contract for procedure Id_MCDC_115: 1 - ProcedureContractResult [Line: 325]: Procedure Contract for Id_MCDC_114 Derived contract for procedure Id_MCDC_114: 1 - ProcedureContractResult [Line: 274]: Procedure Contract for Id_MCDC_110 Derived contract for procedure Id_MCDC_110: 1 - ProcedureContractResult [Line: 452]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 9]: Procedure Contract for avoid_zero Derived contract for procedure avoid_zero: 1 - ProcedureContractResult [Line: 485]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert: Id_MCDC_121 == 1 || !(\old(Id_MCDC_121) == 1) - ProcedureContractResult [Line: 425]: Procedure Contract for Id_MCDC_117 Derived contract for procedure Id_MCDC_117: 1 - ProcedureContractResult [Line: 218]: Procedure Contract for Id_MCDC_107 Derived contract for procedure Id_MCDC_107: 1 - ProcedureContractResult [Line: 445]: Procedure Contract for Id_MCDC_118 Derived contract for procedure Id_MCDC_118: 1 RESULT: Ultimate proved your program to be correct! [2022-02-15 01:43:40,640 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...