/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-05ce600 [2022-02-24 01:35:38,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-24 01:35:38,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-24 01:35:39,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-24 01:35:39,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-24 01:35:39,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-24 01:35:39,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-24 01:35:39,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-24 01:35:39,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-24 01:35:39,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-24 01:35:39,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-24 01:35:39,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-24 01:35:39,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-24 01:35:39,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-24 01:35:39,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-24 01:35:39,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-24 01:35:39,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-24 01:35:39,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-24 01:35:39,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-24 01:35:39,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-24 01:35:39,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-24 01:35:39,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-24 01:35:39,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-24 01:35:39,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-24 01:35:39,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-24 01:35:39,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-24 01:35:39,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-24 01:35:39,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-24 01:35:39,067 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 01:35:39,076 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-24 01:35:39,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-24 01:35:39,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-24 01:35:39,078 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-24 01:35:39,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-24 01:35:39,078 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-24 01:35:39,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-24 01:35:39,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-24 01:35:39,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-24 01:35:39,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-24 01:35:39,079 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-24 01:35:39,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-24 01:35:39,079 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-24 01:35:39,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-24 01:35:39,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-24 01:35:39,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-24 01:35:39,079 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-24 01:35:39,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-24 01:35:39,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-24 01:35:39,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-24 01:35:39,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2022-02-24 01:35:39,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-24 01:35:39,080 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-02-24 01:35:39,080 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-02-24 01:35:39,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-24 01:35:39,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-24 01:35:39,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-24 01:35:39,316 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-24 01:35:39,317 INFO L275 PluginConnector]: CDTParser initialized [2022-02-24 01:35:39,317 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2022-02-24 01:35:39,376 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6422dafb6/101d22ee5e1840dc9e21a26ce9a39451/FLAGea45cca61 [2022-02-24 01:35:39,703 INFO L306 CDTParser]: Found 1 translation units. [2022-02-24 01:35:39,704 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2022-02-24 01:35:39,710 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6422dafb6/101d22ee5e1840dc9e21a26ce9a39451/FLAGea45cca61 [2022-02-24 01:35:39,718 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6422dafb6/101d22ee5e1840dc9e21a26ce9a39451 [2022-02-24 01:35:39,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-24 01:35:39,720 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-02-24 01:35:39,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-24 01:35:39,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-24 01:35:39,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-24 01:35:39,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 01:35:39" (1/1) ... [2022-02-24 01:35:39,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1adb0d43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:39, skipping insertion in model container [2022-02-24 01:35:39,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 01:35:39" (1/1) ... [2022-02-24 01:35:39,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-24 01:35:39,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-24 01:35:39,918 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] [2022-02-24 01:35:39,919 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-24 01:35:39,926 INFO L203 MainTranslator]: Completed pre-run [2022-02-24 01:35:39,964 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] [2022-02-24 01:35:39,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-24 01:35:39,974 INFO L208 MainTranslator]: Completed translation [2022-02-24 01:35:39,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:39 WrapperNode [2022-02-24 01:35:39,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-24 01:35:39,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-24 01:35:39,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-24 01:35:39,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-24 01:35:39,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:39" (1/1) ... [2022-02-24 01:35:39,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:39" (1/1) ... [2022-02-24 01:35:39,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:39" (1/1) ... [2022-02-24 01:35:39,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:39" (1/1) ... [2022-02-24 01:35:40,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:39" (1/1) ... [2022-02-24 01:35:40,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:39" (1/1) ... [2022-02-24 01:35:40,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:39" (1/1) ... [2022-02-24 01:35:40,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-24 01:35:40,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-24 01:35:40,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-24 01:35:40,021 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-24 01:35:40,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:39" (1/1) ... [2022-02-24 01:35:40,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-24 01:35:40,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-24 01:35:40,042 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 01:35:40,062 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 01:35:40,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-02-24 01:35:40,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-24 01:35:40,083 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-02-24 01:35:40,083 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-02-24 01:35:40,083 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-02-24 01:35:40,083 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2022-02-24 01:35:40,083 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_110 [2022-02-24 01:35:40,083 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2022-02-24 01:35:40,083 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_114 [2022-02-24 01:35:40,083 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_115 [2022-02-24 01:35:40,083 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_117 [2022-02-24 01:35:40,083 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_118 [2022-02-24 01:35:40,083 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-02-24 01:35:40,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-02-24 01:35:40,084 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-02-24 01:35:40,084 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-02-24 01:35:40,084 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-02-24 01:35:40,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-24 01:35:40,084 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-02-24 01:35:40,084 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-02-24 01:35:40,084 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-02-24 01:35:40,084 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2022-02-24 01:35:40,084 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_110 [2022-02-24 01:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2022-02-24 01:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_114 [2022-02-24 01:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_115 [2022-02-24 01:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-02-24 01:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_117 [2022-02-24 01:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_118 [2022-02-24 01:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-02-24 01:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-02-24 01:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-02-24 01:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-24 01:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-24 01:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-24 01:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-24 01:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-24 01:35:40,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-24 01:35:40,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-24 01:35:40,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-24 01:35:40,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-02-24 01:35:40,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-24 01:35:40,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-24 01:35:40,176 INFO L234 CfgBuilder]: Building ICFG [2022-02-24 01:35:40,177 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-24 01:35:40,576 INFO L275 CfgBuilder]: Performing block encoding [2022-02-24 01:35:40,581 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-24 01:35:40,581 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-02-24 01:35:40,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 01:35:40 BoogieIcfgContainer [2022-02-24 01:35:40,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-24 01:35:40,584 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-24 01:35:40,584 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-24 01:35:40,591 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-24 01:35:40,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 01:35:39" (1/3) ... [2022-02-24 01:35:40,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ebdf736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 01:35:40, skipping insertion in model container [2022-02-24 01:35:40,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:35:39" (2/3) ... [2022-02-24 01:35:40,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ebdf736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 01:35:40, skipping insertion in model container [2022-02-24 01:35:40,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 01:35:40" (3/3) ... [2022-02-24 01:35:40,593 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_1.c [2022-02-24 01:35:40,597 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-02-24 01:35:40,597 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-24 01:35:40,642 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-24 01:35:40,646 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 01:35:40,646 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-24 01:35:40,657 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) [2022-02-24 01:35:40,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-02-24 01:35:40,665 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 01:35:40,665 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] [2022-02-24 01:35:40,665 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 01:35:40,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 01:35:40,669 INFO L85 PathProgramCache]: Analyzing trace with hash 1995573915, now seen corresponding path program 1 times [2022-02-24 01:35:40,674 INFO L126 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-02-24 01:35:40,674 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1058700699] [2022-02-24 01:35:40,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 01:35:40,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 01:35:40,714 INFO L213 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-02-24 01:35:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:40,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 01:35:40,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:40,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-02-24 01:35:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:41,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-02-24 01:35:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:41,033 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 01:35:41,034 INFO L144 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-02-24 01:35:41,034 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1058700699] [2022-02-24 01:35:41,035 INFO L165 FreeRefinementEngine]: IpTcStrategyModulePreferences [1058700699] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 01:35:41,035 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 01:35:41,035 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-24 01:35:41,036 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141402429] [2022-02-24 01:35:41,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 01:35:41,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-24 01:35:41,039 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-02-24 01:35:41,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-24 01:35:41,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-24 01:35:41,063 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) [2022-02-24 01:35:41,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 01:35:41,451 INFO L93 Difference]: Finished difference Result 241 states and 361 transitions. [2022-02-24 01:35:41,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 01:35:41,453 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 [2022-02-24 01:35:41,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 01:35:41,462 INFO L225 Difference]: With dead ends: 241 [2022-02-24 01:35:41,462 INFO L226 Difference]: Without dead ends: 118 [2022-02-24 01:35:41,468 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 [2022-02-24 01:35:41,472 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, 0.3s IncrementalHoareTripleChecker+Time [2022-02-24 01:35:41,473 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [243 Valid, 137 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-24 01:35:41,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2022-02-24 01:35:41,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2022-02-24 01:35:41,539 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) [2022-02-24 01:35:41,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 164 transitions. [2022-02-24 01:35:41,544 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 164 transitions. Word has length 38 [2022-02-24 01:35:41,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 01:35:41,544 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 164 transitions. [2022-02-24 01:35:41,545 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) [2022-02-24 01:35:41,545 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 164 transitions. [2022-02-24 01:35:41,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-02-24 01:35:41,551 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 01:35:41,551 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] [2022-02-24 01:35:41,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-24 01:35:41,552 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 01:35:41,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 01:35:41,553 INFO L85 PathProgramCache]: Analyzing trace with hash -946031849, now seen corresponding path program 1 times [2022-02-24 01:35:41,553 INFO L126 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-02-24 01:35:41,553 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1373759089] [2022-02-24 01:35:41,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 01:35:41,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 01:35:41,558 INFO L213 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-02-24 01:35:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:41,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 01:35:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:41,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-02-24 01:35:41,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:41,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-02-24 01:35:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:35:41,748 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 01:35:41,748 INFO L144 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-02-24 01:35:41,749 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1373759089] [2022-02-24 01:35:41,749 INFO L165 FreeRefinementEngine]: IpTcStrategyModulePreferences [1373759089] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 01:35:41,749 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 01:35:41,750 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-24 01:35:41,750 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201869944] [2022-02-24 01:35:41,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 01:35:41,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-24 01:35:41,755 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-02-24 01:35:41,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-24 01:35:41,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-24 01:35:41,756 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) [2022-02-24 01:35:42,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 01:35:42,277 INFO L93 Difference]: Finished difference Result 118 states and 164 transitions. [2022-02-24 01:35:42,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-24 01:35:42,278 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 [2022-02-24 01:35:42,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 01:35:42,278 INFO L225 Difference]: With dead ends: 118 [2022-02-24 01:35:42,278 INFO L226 Difference]: Without dead ends: 0 [2022-02-24 01:35:42,279 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-02-24 01:35:42,280 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, 0.4s IncrementalHoareTripleChecker+Time [2022-02-24 01:35:42,280 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 123 Invalid, 444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-24 01:35:42,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-24 01:35:42,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-24 01:35:42,281 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 01:35:42,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-24 01:35:42,281 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2022-02-24 01:35:42,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 01:35:42,281 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-24 01:35:42,282 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) [2022-02-24 01:35:42,282 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-24 01:35:42,282 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-24 01:35:42,283 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-24 01:35:42,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-24 01:35:42,285 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-02-24 01:35:42,654 INFO L858 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2022-02-24 01:35:42,655 INFO L858 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2022-02-24 01:35:42,655 INFO L858 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2022-02-24 01:35:42,655 INFO L861 garLoopResultBuilder]: At program point L321(line 321) the Hoare annotation is: true [2022-02-24 01:35:42,655 INFO L861 garLoopResultBuilder]: At program point L322-1(line 322) the Hoare annotation is: true [2022-02-24 01:35:42,655 INFO L861 garLoopResultBuilder]: At program point L321-1(line 321) the Hoare annotation is: true [2022-02-24 01:35:42,655 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_113EXIT(lines 305 324) the Hoare annotation is: true [2022-02-24 01:35:42,655 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_113ENTRY(lines 305 324) the Hoare annotation is: true [2022-02-24 01:35:42,656 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_113FINAL(lines 305 324) the Hoare annotation is: true [2022-02-24 01:35:42,656 INFO L861 garLoopResultBuilder]: At program point L315(line 315) the Hoare annotation is: true [2022-02-24 01:35:42,656 INFO L861 garLoopResultBuilder]: At program point L315-1(line 315) the Hoare annotation is: true [2022-02-24 01:35:42,656 INFO L861 garLoopResultBuilder]: At program point L313(lines 313 320) the Hoare annotation is: true [2022-02-24 01:35:42,657 INFO L861 garLoopResultBuilder]: At program point L313-2(lines 313 320) the Hoare annotation is: true [2022-02-24 01:35:42,658 INFO L861 garLoopResultBuilder]: At program point L309(lines 309 312) the Hoare annotation is: true [2022-02-24 01:35:42,658 INFO L861 garLoopResultBuilder]: At program point L322(line 322) the Hoare annotation is: true [2022-02-24 01:35:42,658 INFO L861 garLoopResultBuilder]: At program point L386-1(lines 386 389) the Hoare annotation is: true [2022-02-24 01:35:42,658 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|)) [2022-02-24 01:35:42,658 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_115FINAL(lines 356 424) the Hoare annotation is: true [2022-02-24 01:35:42,658 INFO L861 garLoopResultBuilder]: At program point L403(line 403) the Hoare annotation is: true [2022-02-24 01:35:42,658 INFO L861 garLoopResultBuilder]: At program point L403-1(lines 403 406) the Hoare annotation is: true [2022-02-24 01:35:42,658 INFO L861 garLoopResultBuilder]: At program point L383-2(lines 383 421) the Hoare annotation is: true [2022-02-24 01:35:42,659 INFO L861 garLoopResultBuilder]: At program point L383-3(lines 383 421) the Hoare annotation is: true [2022-02-24 01:35:42,659 INFO L861 garLoopResultBuilder]: At program point L396(line 396) the Hoare annotation is: true [2022-02-24 01:35:42,659 INFO L861 garLoopResultBuilder]: At program point L396-1(lines 396 399) the Hoare annotation is: true [2022-02-24 01:35:42,662 INFO L861 garLoopResultBuilder]: At program point L413(line 413) the Hoare annotation is: true [2022-02-24 01:35:42,662 INFO L861 garLoopResultBuilder]: At program point L413-1(line 413) the Hoare annotation is: true [2022-02-24 01:35:42,662 INFO L861 garLoopResultBuilder]: At program point L401-2(lines 401 418) the Hoare annotation is: true [2022-02-24 01:35:42,662 INFO L861 garLoopResultBuilder]: At program point L401-3(lines 401 418) the Hoare annotation is: true [2022-02-24 01:35:42,662 INFO L861 garLoopResultBuilder]: At program point L401-4(lines 401 418) the Hoare annotation is: true [2022-02-24 01:35:42,662 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_115EXIT(lines 356 424) the Hoare annotation is: true [2022-02-24 01:35:42,663 INFO L861 garLoopResultBuilder]: At program point L414(lines 414 417) the Hoare annotation is: true [2022-02-24 01:35:42,663 INFO L861 garLoopResultBuilder]: At program point L381(lines 381 422) the Hoare annotation is: true [2022-02-24 01:35:42,663 INFO L861 garLoopResultBuilder]: At program point L377-2(lines 377 380) the Hoare annotation is: true [2022-02-24 01:35:42,663 INFO L861 garLoopResultBuilder]: At program point L377-3(lines 377 380) the Hoare annotation is: true [2022-02-24 01:35:42,663 INFO L861 garLoopResultBuilder]: At program point L377-4(lines 357 424) the Hoare annotation is: true [2022-02-24 01:35:42,664 INFO L861 garLoopResultBuilder]: At program point L390(line 390) the Hoare annotation is: true [2022-02-24 01:35:42,664 INFO L861 garLoopResultBuilder]: At program point L390-1(lines 390 393) the Hoare annotation is: true [2022-02-24 01:35:42,665 INFO L861 garLoopResultBuilder]: At program point L386(line 386) the Hoare annotation is: true [2022-02-24 01:35:42,665 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_114EXIT(lines 325 355) the Hoare annotation is: true [2022-02-24 01:35:42,665 INFO L861 garLoopResultBuilder]: At program point L343(lines 343 348) the Hoare annotation is: true [2022-02-24 01:35:42,665 INFO L861 garLoopResultBuilder]: At program point L343-1(lines 341 353) the Hoare annotation is: true [2022-02-24 01:35:42,665 INFO L861 garLoopResultBuilder]: At program point L341(line 341) the Hoare annotation is: true [2022-02-24 01:35:42,666 INFO L861 garLoopResultBuilder]: At program point L341-2(line 341) the Hoare annotation is: true [2022-02-24 01:35:42,666 INFO L861 garLoopResultBuilder]: At program point L341-3(line 341) the Hoare annotation is: true [2022-02-24 01:35:42,666 INFO L861 garLoopResultBuilder]: At program point L341-5(lines 341 353) the Hoare annotation is: true [2022-02-24 01:35:42,666 INFO L861 garLoopResultBuilder]: At program point L333-1(lines 333 340) the Hoare annotation is: true [2022-02-24 01:35:42,666 INFO L861 garLoopResultBuilder]: At program point L333-3(lines 333 340) the Hoare annotation is: true [2022-02-24 01:35:42,666 INFO L861 garLoopResultBuilder]: At program point L329(lines 329 332) the Hoare annotation is: true [2022-02-24 01:35:42,666 INFO L861 garLoopResultBuilder]: At program point L333-4(lines 333 340) the Hoare annotation is: true [2022-02-24 01:35:42,666 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_114ENTRY(lines 325 355) the Hoare annotation is: true [2022-02-24 01:35:42,667 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_114FINAL(lines 325 355) the Hoare annotation is: true [2022-02-24 01:35:42,667 INFO L861 garLoopResultBuilder]: At program point L336(lines 336 339) the Hoare annotation is: true [2022-02-24 01:35:42,667 INFO L861 garLoopResultBuilder]: At program point L286(lines 286 294) the Hoare annotation is: true [2022-02-24 01:35:42,667 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_110FINAL(lines 274 304) the Hoare annotation is: true [2022-02-24 01:35:42,667 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_110EXIT(lines 274 304) the Hoare annotation is: true [2022-02-24 01:35:42,667 INFO L861 garLoopResultBuilder]: At program point L280(lines 280 294) the Hoare annotation is: true [2022-02-24 01:35:42,667 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_110ENTRY(lines 274 304) the Hoare annotation is: true [2022-02-24 01:35:42,667 INFO L861 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: true [2022-02-24 01:35:42,667 INFO L861 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-02-24 01:35:42,668 INFO L861 garLoopResultBuilder]: At program point L297-1(line 297) the Hoare annotation is: true [2022-02-24 01:35:42,668 INFO L861 garLoopResultBuilder]: At program point L295-1(lines 275 304) the Hoare annotation is: true [2022-02-24 01:35:42,669 INFO L861 garLoopResultBuilder]: At program point L295-2(lines 295 302) the Hoare annotation is: true [2022-02-24 01:35:42,669 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|)) [2022-02-24 01:35:42,669 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|)) [2022-02-24 01:35:42,669 INFO L861 garLoopResultBuilder]: At program point mainFINAL(lines 452 484) the Hoare annotation is: true [2022-02-24 01:35:42,669 INFO L861 garLoopResultBuilder]: At program point mainEXIT(lines 452 484) the Hoare annotation is: true [2022-02-24 01:35:42,670 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|)) [2022-02-24 01:35:42,670 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|)) [2022-02-24 01:35:42,670 INFO L854 garLoopResultBuilder]: At program point L442(line 442) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-02-24 01:35:42,670 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_117FINAL(lines 425 444) the Hoare annotation is: true [2022-02-24 01:35:42,670 INFO L854 garLoopResultBuilder]: At program point L430(line 430) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-02-24 01:35:42,671 INFO L854 garLoopResultBuilder]: At program point L430-1(line 430) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-02-24 01:35:42,671 INFO L854 garLoopResultBuilder]: At program point L433(line 433) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-02-24 01:35:42,671 INFO L854 garLoopResultBuilder]: At program point L433-2(lines 433 440) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-02-24 01:35:42,671 INFO L854 garLoopResultBuilder]: At program point L431-2(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-02-24 01:35:42,671 INFO L854 garLoopResultBuilder]: At program point L431-3(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-02-24 01:35:42,671 INFO L854 garLoopResultBuilder]: At program point L431-4(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-02-24 01:35:42,671 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_117EXIT(lines 425 444) the Hoare annotation is: true [2022-02-24 01:35:42,672 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|)) [2022-02-24 01:35:42,672 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|)) [2022-02-24 01:35:42,672 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_118FINAL(lines 445 451) the Hoare annotation is: true [2022-02-24 01:35:42,672 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_118EXIT(lines 445 451) the Hoare annotation is: true [2022-02-24 01:35:42,672 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2022-02-24 01:35:42,672 INFO L858 garLoopResultBuilder]: For program point L6(line 6) no Hoare annotation was computed. [2022-02-24 01:35:42,672 INFO L858 garLoopResultBuilder]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2022-02-24 01:35:42,672 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2022-02-24 01:35:42,672 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2022-02-24 01:35:42,672 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|)) [2022-02-24 01:35:42,672 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2022-02-24 01:35:42,672 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2022-02-24 01:35:42,676 INFO L861 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-02-24 01:35:42,676 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-02-24 01:35:42,676 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2022-02-24 01:35:42,678 INFO L861 garLoopResultBuilder]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2022-02-24 01:35:42,678 INFO L861 garLoopResultBuilder]: At program point L11(lines 11 14) the Hoare annotation is: true [2022-02-24 01:35:42,680 INFO L861 garLoopResultBuilder]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2022-02-24 01:35:42,680 INFO L861 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-02-24 01:35:42,681 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 485 492) the Hoare annotation is: true [2022-02-24 01:35:42,681 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))) [2022-02-24 01:35:42,681 INFO L854 garLoopResultBuilder]: At program point L489(line 489) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1)) [2022-02-24 01:35:42,681 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))) [2022-02-24 01:35:42,681 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))) [2022-02-24 01:35:42,681 INFO L854 garLoopResultBuilder]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 489) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1)) [2022-02-24 01:35:42,681 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_107ENTRY(lines 218 273) the Hoare annotation is: true [2022-02-24 01:35:42,681 INFO L861 garLoopResultBuilder]: At program point L254(lines 254 257) the Hoare annotation is: true [2022-02-24 01:35:42,682 INFO L861 garLoopResultBuilder]: At program point L246(line 246) the Hoare annotation is: true [2022-02-24 01:35:42,682 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_107FINAL(lines 218 273) the Hoare annotation is: true [2022-02-24 01:35:42,682 INFO L861 garLoopResultBuilder]: At program point L242(line 242) the Hoare annotation is: true [2022-02-24 01:35:42,682 INFO L861 garLoopResultBuilder]: At program point L242-2(line 242) the Hoare annotation is: true [2022-02-24 01:35:42,682 INFO L861 garLoopResultBuilder]: At program point L234(lines 234 250) the Hoare annotation is: true [2022-02-24 01:35:42,682 INFO L861 garLoopResultBuilder]: At program point L259(line 259) the Hoare annotation is: true [2022-02-24 01:35:42,682 INFO L861 garLoopResultBuilder]: At program point L259-2(line 259) the Hoare annotation is: true [2022-02-24 01:35:42,682 INFO L861 garLoopResultBuilder]: At program point L259-3(line 259) the Hoare annotation is: true [2022-02-24 01:35:42,682 INFO L861 garLoopResultBuilder]: At program point L259-5(lines 259 271) the Hoare annotation is: true [2022-02-24 01:35:42,682 INFO L861 garLoopResultBuilder]: At program point L251-1(lines 251 258) the Hoare annotation is: true [2022-02-24 01:35:42,682 INFO L861 garLoopResultBuilder]: At program point L251-3(lines 251 258) the Hoare annotation is: true [2022-02-24 01:35:42,682 INFO L861 garLoopResultBuilder]: At program point L251-4(lines 251 258) the Hoare annotation is: true [2022-02-24 01:35:42,682 INFO L861 garLoopResultBuilder]: At program point L243(line 243) the Hoare annotation is: true [2022-02-24 01:35:42,682 INFO L861 garLoopResultBuilder]: At program point L239(line 239) the Hoare annotation is: true [2022-02-24 01:35:42,682 INFO L861 garLoopResultBuilder]: At program point L239-2(line 239) the Hoare annotation is: true [2022-02-24 01:35:42,683 INFO L861 garLoopResultBuilder]: At program point L227(lines 227 233) the Hoare annotation is: true [2022-02-24 01:35:42,683 INFO L861 garLoopResultBuilder]: At program point L227-2(lines 227 233) the Hoare annotation is: true [2022-02-24 01:35:42,683 INFO L861 garLoopResultBuilder]: At program point L223(lines 223 226) the Hoare annotation is: true [2022-02-24 01:35:42,683 INFO L861 garLoopResultBuilder]: At program point L248(line 248) the Hoare annotation is: true [2022-02-24 01:35:42,683 INFO L861 garLoopResultBuilder]: At program point L240(line 240) the Hoare annotation is: true [2022-02-24 01:35:42,683 INFO L861 garLoopResultBuilder]: At program point L236(line 236) the Hoare annotation is: true [2022-02-24 01:35:42,683 INFO L861 garLoopResultBuilder]: At program point L236-2(line 236) the Hoare annotation is: true [2022-02-24 01:35:42,683 INFO L861 garLoopResultBuilder]: At program point L261(lines 261 266) the Hoare annotation is: true [2022-02-24 01:35:42,683 INFO L861 garLoopResultBuilder]: At program point L261-1(lines 259 271) the Hoare annotation is: true [2022-02-24 01:35:42,683 INFO L861 garLoopResultBuilder]: At program point L245(line 245) the Hoare annotation is: true [2022-02-24 01:35:42,683 INFO L861 garLoopResultBuilder]: At program point L245-2(line 245) the Hoare annotation is: true [2022-02-24 01:35:42,683 INFO L861 garLoopResultBuilder]: At program point L237(line 237) the Hoare annotation is: true [2022-02-24 01:35:42,683 INFO L861 garLoopResultBuilder]: At program point L229(lines 229 232) the Hoare annotation is: true [2022-02-24 01:35:42,683 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_107EXIT(lines 218 273) the Hoare annotation is: true [2022-02-24 01:35:42,686 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-02-24 01:35:42,686 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-24 01:35:42,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.02 01:35:42 BoogieIcfgContainer [2022-02-24 01:35:42,700 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-24 01:35:42,701 INFO L158 Benchmark]: Toolchain (without parser) took 2980.28ms. Allocated memory was 201.3MB in the beginning and 249.6MB in the end (delta: 48.2MB). Free memory was 145.0MB in the beginning and 123.9MB in the end (delta: 21.1MB). Peak memory consumption was 101.3MB. Max. memory is 8.0GB. [2022-02-24 01:35:42,701 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 201.3MB. Free memory is still 162.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-24 01:35:42,701 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.90ms. Allocated memory is still 201.3MB. Free memory was 144.7MB in the beginning and 164.0MB in the end (delta: -19.3MB). Peak memory consumption was 10.3MB. Max. memory is 8.0GB. [2022-02-24 01:35:42,702 INFO L158 Benchmark]: Boogie Preprocessor took 44.96ms. Allocated memory is still 201.3MB. Free memory was 164.0MB in the beginning and 160.9MB in the end (delta: 3.2MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-24 01:35:42,702 INFO L158 Benchmark]: RCFGBuilder took 561.78ms. Allocated memory is still 201.3MB. Free memory was 160.4MB in the beginning and 130.0MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-02-24 01:35:42,702 INFO L158 Benchmark]: TraceAbstraction took 2116.47ms. Allocated memory was 201.3MB in the beginning and 249.6MB in the end (delta: 48.2MB). Free memory was 129.5MB in the beginning and 123.9MB in the end (delta: 5.6MB). Peak memory consumption was 85.8MB. Max. memory is 8.0GB. [2022-02-24 01:35:42,703 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 201.3MB. Free memory is still 162.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 253.90ms. Allocated memory is still 201.3MB. Free memory was 144.7MB in the beginning and 164.0MB in the end (delta: -19.3MB). Peak memory consumption was 10.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 44.96ms. Allocated memory is still 201.3MB. Free memory was 164.0MB in the beginning and 160.9MB in the end (delta: 3.2MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 561.78ms. Allocated memory is still 201.3MB. Free memory was 160.4MB in the beginning and 130.0MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * TraceAbstraction took 2116.47ms. Allocated memory was 201.3MB in the beginning and 249.6MB in the end (delta: 48.2MB). Free memory was 129.5MB in the beginning and 123.9MB in the end (delta: 5.6MB). Peak memory consumption was 85.8MB. 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: 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: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 482 SdHoareTripleChecker+Valid, 0.6s 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! [2022-02-24 01:35:42,729 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...