/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_5.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05ce600 [2022-02-24 01:36:02,740 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-24 01:36:02,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-24 01:36:02,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-24 01:36:02,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-24 01:36:02,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-24 01:36:02,818 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-24 01:36:02,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-24 01:36:02,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-24 01:36:02,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-24 01:36:02,825 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-24 01:36:02,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-24 01:36:02,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-24 01:36:02,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-24 01:36:02,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-24 01:36:02,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-24 01:36:02,833 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-24 01:36:02,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-24 01:36:02,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-24 01:36:02,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-24 01:36:02,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-24 01:36:02,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-24 01:36:02,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-24 01:36:02,838 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-24 01:36:02,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-24 01:36:02,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-24 01:36:02,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-24 01:36:02,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-24 01:36:02,852 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 01:36:02,862 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-24 01:36:02,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-24 01:36:02,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-24 01:36:02,863 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-24 01:36:02,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-24 01:36:02,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-24 01:36:02,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-24 01:36:02,863 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-24 01:36:02,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-24 01:36:02,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-24 01:36:02,864 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-24 01:36:02,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-24 01:36:02,864 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-24 01:36:02,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-24 01:36:02,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-24 01:36:02,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-24 01:36:02,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-24 01:36:02,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-24 01:36:02,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-24 01:36:02,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-24 01:36:02,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2022-02-24 01:36:02,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-24 01:36:02,865 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-02-24 01:36:02,865 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-02-24 01:36:03,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-24 01:36:03,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-24 01:36:03,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-24 01:36:03,060 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-24 01:36:03,061 INFO L275 PluginConnector]: CDTParser initialized [2022-02-24 01:36:03,061 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2022-02-24 01:36:03,128 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0bc2a3ae/f0ba480ce4334cb3b2a1fe39a2709c2b/FLAGc5269a291 [2022-02-24 01:36:03,520 INFO L306 CDTParser]: Found 1 translation units. [2022-02-24 01:36:03,521 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2022-02-24 01:36:03,537 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0bc2a3ae/f0ba480ce4334cb3b2a1fe39a2709c2b/FLAGc5269a291 [2022-02-24 01:36:03,556 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0bc2a3ae/f0ba480ce4334cb3b2a1fe39a2709c2b [2022-02-24 01:36:03,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-24 01:36:03,559 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-02-24 01:36:03,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-24 01:36:03,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-24 01:36:03,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-24 01:36:03,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 01:36:03" (1/1) ... [2022-02-24 01:36:03,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d3fd04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:36:03, skipping insertion in model container [2022-02-24 01:36:03,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 01:36:03" (1/1) ... [2022-02-24 01:36:03,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-24 01:36:03,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-24 01:36:03,875 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_5.c[11314,11327] [2022-02-24 01:36:03,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-24 01:36:03,881 INFO L203 MainTranslator]: Completed pre-run [2022-02-24 01:36:03,918 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_5.c[11314,11327] [2022-02-24 01:36:03,919 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-24 01:36:03,932 INFO L208 MainTranslator]: Completed translation [2022-02-24 01:36:03,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:36:03 WrapperNode [2022-02-24 01:36:03,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-24 01:36:03,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-24 01:36:03,933 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-24 01:36:03,933 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-24 01:36:03,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:36:03" (1/1) ... [2022-02-24 01:36:03,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:36:03" (1/1) ... [2022-02-24 01:36:03,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:36:03" (1/1) ... [2022-02-24 01:36:03,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:36:03" (1/1) ... [2022-02-24 01:36:04,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:36:03" (1/1) ... [2022-02-24 01:36:04,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:36:03" (1/1) ... [2022-02-24 01:36:04,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:36:03" (1/1) ... [2022-02-24 01:36:04,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-24 01:36:04,012 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-24 01:36:04,012 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-24 01:36:04,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-24 01:36:04,027 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:36:03" (1/1) ... [2022-02-24 01:36:04,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-24 01:36:04,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-24 01:36:04,063 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 01:36:04,070 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 01:36:04,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-02-24 01:36:04,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-24 01:36:04,117 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-02-24 01:36:04,117 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-02-24 01:36:04,117 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-02-24 01:36:04,117 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2022-02-24 01:36:04,118 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2022-02-24 01:36:04,118 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2022-02-24 01:36:04,119 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2022-02-24 01:36:04,119 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2022-02-24 01:36:04,119 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2022-02-24 01:36:04,119 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2022-02-24 01:36:04,119 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-02-24 01:36:04,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-02-24 01:36:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-02-24 01:36:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-02-24 01:36:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-02-24 01:36:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-24 01:36:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-02-24 01:36:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-02-24 01:36:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-02-24 01:36:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2022-02-24 01:36:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2022-02-24 01:36:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2022-02-24 01:36:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2022-02-24 01:36:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2022-02-24 01:36:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-02-24 01:36:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2022-02-24 01:36:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2022-02-24 01:36:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-02-24 01:36:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-02-24 01:36:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-02-24 01:36:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-24 01:36:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-24 01:36:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-24 01:36:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-24 01:36:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-24 01:36:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-24 01:36:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-24 01:36:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-24 01:36:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-02-24 01:36:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-24 01:36:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-24 01:36:04,243 INFO L234 CfgBuilder]: Building ICFG [2022-02-24 01:36:04,244 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-24 01:36:04,615 INFO L275 CfgBuilder]: Performing block encoding [2022-02-24 01:36:04,620 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-24 01:36:04,620 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-02-24 01:36:04,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 01:36:04 BoogieIcfgContainer [2022-02-24 01:36:04,621 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-24 01:36:04,622 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-24 01:36:04,622 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-24 01:36:04,629 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-24 01:36:04,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 01:36:03" (1/3) ... [2022-02-24 01:36:04,629 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@499678df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 01:36:04, skipping insertion in model container [2022-02-24 01:36:04,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:36:03" (2/3) ... [2022-02-24 01:36:04,630 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@499678df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 01:36:04, skipping insertion in model container [2022-02-24 01:36:04,630 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 01:36:04" (3/3) ... [2022-02-24 01:36:04,632 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_5.c [2022-02-24 01:36:04,639 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-02-24 01:36:04,639 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-24 01:36:04,675 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-24 01:36:04,682 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 01:36:04,682 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-24 01:36:04,704 INFO L276 IsEmpty]: Start isEmpty. Operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-02-24 01:36:04,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-02-24 01:36:04,717 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 01:36:04,718 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 01:36:04,718 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 01:36:04,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 01:36:04,722 INFO L85 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 1 times [2022-02-24 01:36:04,728 INFO L126 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-02-24 01:36:04,728 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1770945005] [2022-02-24 01:36:04,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 01:36:04,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 01:36:04,775 INFO L213 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-02-24 01:36:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:36:04,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 01:36:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:36:05,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-02-24 01:36:05,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:36:05,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-02-24 01:36:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:36:05,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-02-24 01:36:05,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:36:05,038 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-24 01:36:05,039 INFO L144 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-02-24 01:36:05,039 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1770945005] [2022-02-24 01:36:05,040 INFO L165 FreeRefinementEngine]: IpTcStrategyModulePreferences [1770945005] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 01:36:05,041 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 01:36:05,041 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-24 01:36:05,041 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788629063] [2022-02-24 01:36:05,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 01:36:05,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-24 01:36:05,045 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-02-24 01:36:05,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-24 01:36:05,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-24 01:36:05,062 INFO L87 Difference]: Start difference. First operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-02-24 01:36:05,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 01:36:05,442 INFO L93 Difference]: Finished difference Result 245 states and 367 transitions. [2022-02-24 01:36:05,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 01:36:05,445 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 47 [2022-02-24 01:36:05,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 01:36:05,452 INFO L225 Difference]: With dead ends: 245 [2022-02-24 01:36:05,452 INFO L226 Difference]: Without dead ends: 120 [2022-02-24 01:36:05,458 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-24 01:36:05,462 INFO L933 BasicCegarLoop]: 133 mSDtfsCounter, 242 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-24 01:36:05,466 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 138 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-24 01:36:05,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2022-02-24 01:36:05,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2022-02-24 01:36:05,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 96 states have internal predecessors, (139), 16 states have call successors, (16), 11 states have call predecessors, (16), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-02-24 01:36:05,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 167 transitions. [2022-02-24 01:36:05,529 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 167 transitions. Word has length 47 [2022-02-24 01:36:05,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 01:36:05,529 INFO L470 AbstractCegarLoop]: Abstraction has 120 states and 167 transitions. [2022-02-24 01:36:05,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-02-24 01:36:05,529 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2022-02-24 01:36:05,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-02-24 01:36:05,531 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 01:36:05,531 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 01:36:05,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-24 01:36:05,532 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 01:36:05,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 01:36:05,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 1 times [2022-02-24 01:36:05,532 INFO L126 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-02-24 01:36:05,533 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [551414978] [2022-02-24 01:36:05,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 01:36:05,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 01:36:05,535 INFO L213 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-02-24 01:36:05,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:36:05,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 01:36:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:36:05,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-02-24 01:36:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:36:05,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-02-24 01:36:05,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:36:05,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-02-24 01:36:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 01:36:05,743 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 01:36:05,743 INFO L144 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-02-24 01:36:05,744 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [551414978] [2022-02-24 01:36:05,746 INFO L165 FreeRefinementEngine]: IpTcStrategyModulePreferences [551414978] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 01:36:05,747 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 01:36:05,749 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-24 01:36:05,749 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138515955] [2022-02-24 01:36:05,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 01:36:05,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-24 01:36:05,750 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-02-24 01:36:05,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-24 01:36:05,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-24 01:36:05,750 INFO L87 Difference]: Start difference. First operand 120 states and 167 transitions. Second operand has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-02-24 01:36:06,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 01:36:06,363 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2022-02-24 01:36:06,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-24 01:36:06,364 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 43 [2022-02-24 01:36:06,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 01:36:06,364 INFO L225 Difference]: With dead ends: 148 [2022-02-24 01:36:06,364 INFO L226 Difference]: Without dead ends: 0 [2022-02-24 01:36:06,368 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2022-02-24 01:36:06,369 INFO L933 BasicCegarLoop]: 119 mSDtfsCounter, 233 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 566 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-24 01:36:06,369 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 125 Invalid, 616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 566 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-24 01:36:06,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-24 01:36:06,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-24 01:36:06,372 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 01:36:06,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-24 01:36:06,372 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2022-02-24 01:36:06,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 01:36:06,373 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-24 01:36:06,373 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-02-24 01:36:06,373 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-24 01:36:06,373 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-24 01:36:06,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-24 01:36:06,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-24 01:36:06,376 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-02-24 01:36:06,742 INFO L858 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2022-02-24 01:36:06,743 INFO L858 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2022-02-24 01:36:06,743 INFO L858 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2022-02-24 01:36:06,743 INFO L861 garLoopResultBuilder]: At program point L221(line 221) the Hoare annotation is: true [2022-02-24 01:36:06,743 INFO L861 garLoopResultBuilder]: At program point L217(line 217) the Hoare annotation is: true [2022-02-24 01:36:06,743 INFO L861 garLoopResultBuilder]: At program point L217-2(line 217) the Hoare annotation is: true [2022-02-24 01:36:06,743 INFO L861 garLoopResultBuilder]: At program point L209(lines 209 225) the Hoare annotation is: true [2022-02-24 01:36:06,743 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2022-02-24 01:36:06,743 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_89EXIT(lines 193 248) the Hoare annotation is: true [2022-02-24 01:36:06,743 INFO L861 garLoopResultBuilder]: At program point L234(line 234) the Hoare annotation is: true [2022-02-24 01:36:06,743 INFO L861 garLoopResultBuilder]: At program point L234-2(line 234) the Hoare annotation is: true [2022-02-24 01:36:06,743 INFO L861 garLoopResultBuilder]: At program point L234-3(line 234) the Hoare annotation is: true [2022-02-24 01:36:06,744 INFO L861 garLoopResultBuilder]: At program point L234-5(lines 234 246) the Hoare annotation is: true [2022-02-24 01:36:06,744 INFO L861 garLoopResultBuilder]: At program point L226-1(lines 226 233) the Hoare annotation is: true [2022-02-24 01:36:06,744 INFO L861 garLoopResultBuilder]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2022-02-24 01:36:06,744 INFO L861 garLoopResultBuilder]: At program point L226-4(lines 226 233) the Hoare annotation is: true [2022-02-24 01:36:06,744 INFO L861 garLoopResultBuilder]: At program point L218(line 218) the Hoare annotation is: true [2022-02-24 01:36:06,744 INFO L861 garLoopResultBuilder]: At program point L214(line 214) the Hoare annotation is: true [2022-02-24 01:36:06,744 INFO L861 garLoopResultBuilder]: At program point L214-2(line 214) the Hoare annotation is: true [2022-02-24 01:36:06,744 INFO L861 garLoopResultBuilder]: At program point L202(lines 202 208) the Hoare annotation is: true [2022-02-24 01:36:06,744 INFO L861 garLoopResultBuilder]: At program point L202-2(lines 202 208) the Hoare annotation is: true [2022-02-24 01:36:06,744 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_89FINAL(lines 193 248) the Hoare annotation is: true [2022-02-24 01:36:06,744 INFO L861 garLoopResultBuilder]: At program point L198(lines 198 201) the Hoare annotation is: true [2022-02-24 01:36:06,745 INFO L861 garLoopResultBuilder]: At program point L223(line 223) the Hoare annotation is: true [2022-02-24 01:36:06,745 INFO L861 garLoopResultBuilder]: At program point L215(line 215) the Hoare annotation is: true [2022-02-24 01:36:06,745 INFO L861 garLoopResultBuilder]: At program point L211(line 211) the Hoare annotation is: true [2022-02-24 01:36:06,745 INFO L861 garLoopResultBuilder]: At program point L211-2(line 211) the Hoare annotation is: true [2022-02-24 01:36:06,745 INFO L861 garLoopResultBuilder]: At program point L236(lines 236 241) the Hoare annotation is: true [2022-02-24 01:36:06,745 INFO L861 garLoopResultBuilder]: At program point L236-1(lines 234 246) the Hoare annotation is: true [2022-02-24 01:36:06,745 INFO L861 garLoopResultBuilder]: At program point L220(line 220) the Hoare annotation is: true [2022-02-24 01:36:06,745 INFO L861 garLoopResultBuilder]: At program point L220-2(line 220) the Hoare annotation is: true [2022-02-24 01:36:06,745 INFO L861 garLoopResultBuilder]: At program point L212(line 212) the Hoare annotation is: true [2022-02-24 01:36:06,745 INFO L861 garLoopResultBuilder]: At program point L204(lines 204 207) the Hoare annotation is: true [2022-02-24 01:36:06,745 INFO L861 garLoopResultBuilder]: At program point L229(lines 229 232) the Hoare annotation is: true [2022-02-24 01:36:06,745 INFO L854 garLoopResultBuilder]: At program point mainENTRY(lines 427 458) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 01:36:06,746 INFO L861 garLoopResultBuilder]: At program point mainFINAL(lines 427 458) the Hoare annotation is: true [2022-02-24 01:36:06,746 INFO L854 garLoopResultBuilder]: At program point L457(line 457) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 01:36:06,746 INFO L861 garLoopResultBuilder]: At program point mainEXIT(lines 427 458) the Hoare annotation is: true [2022-02-24 01:36:06,746 INFO L854 garLoopResultBuilder]: At program point L452(lines 452 455) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 01:36:06,746 INFO L861 garLoopResultBuilder]: At program point L255(lines 255 269) the Hoare annotation is: true [2022-02-24 01:36:06,746 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2022-02-24 01:36:06,746 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_92EXIT(lines 249 279) the Hoare annotation is: true [2022-02-24 01:36:06,746 INFO L861 garLoopResultBuilder]: At program point L272(line 272) the Hoare annotation is: true [2022-02-24 01:36:06,746 INFO L861 garLoopResultBuilder]: At program point L272-1(line 272) the Hoare annotation is: true [2022-02-24 01:36:06,746 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_92FINAL(lines 249 279) the Hoare annotation is: true [2022-02-24 01:36:06,746 INFO L861 garLoopResultBuilder]: At program point L270-1(lines 250 279) the Hoare annotation is: true [2022-02-24 01:36:06,747 INFO L861 garLoopResultBuilder]: At program point L270-2(lines 270 277) the Hoare annotation is: true [2022-02-24 01:36:06,747 INFO L861 garLoopResultBuilder]: At program point L261(lines 261 269) the Hoare annotation is: true [2022-02-24 01:36:06,747 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_100FINAL(lines 420 426) the Hoare annotation is: true [2022-02-24 01:36:06,747 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_100EXIT(lines 420 426) the Hoare annotation is: true [2022-02-24 01:36:06,747 INFO L854 garLoopResultBuilder]: At program point L424(line 424) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 01:36:06,747 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_100ENTRY(lines 420 426) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 01:36:06,747 INFO L854 garLoopResultBuilder]: At program point L417(line 417) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 01:36:06,747 INFO L854 garLoopResultBuilder]: At program point L405(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 01:36:06,747 INFO L854 garLoopResultBuilder]: At program point L405-1(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 01:36:06,747 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_99ENTRY(lines 400 419) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 01:36:06,747 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_99EXIT(lines 400 419) the Hoare annotation is: true [2022-02-24 01:36:06,748 INFO L854 garLoopResultBuilder]: At program point L408(line 408) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 01:36:06,748 INFO L854 garLoopResultBuilder]: At program point L408-2(lines 408 415) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 01:36:06,748 INFO L854 garLoopResultBuilder]: At program point L406-2(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 01:36:06,748 INFO L854 garLoopResultBuilder]: At program point L406-3(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 01:36:06,748 INFO L854 garLoopResultBuilder]: At program point L406-4(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 01:36:06,748 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_99FINAL(lines 400 419) the Hoare annotation is: true [2022-02-24 01:36:06,748 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2022-02-24 01:36:06,748 INFO L858 garLoopResultBuilder]: For program point L6(line 6) no Hoare annotation was computed. [2022-02-24 01:36:06,748 INFO L858 garLoopResultBuilder]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2022-02-24 01:36:06,748 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2022-02-24 01:36:06,748 INFO L861 garLoopResultBuilder]: At program point L378(line 378) the Hoare annotation is: true [2022-02-24 01:36:06,748 INFO L861 garLoopResultBuilder]: At program point L378-1(lines 378 381) the Hoare annotation is: true [2022-02-24 01:36:06,748 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_97ENTRY(lines 331 399) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 01:36:06,749 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_97EXIT(lines 331 399) the Hoare annotation is: true [2022-02-24 01:36:06,749 INFO L861 garLoopResultBuilder]: At program point L358-2(lines 358 396) the Hoare annotation is: true [2022-02-24 01:36:06,749 INFO L861 garLoopResultBuilder]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2022-02-24 01:36:06,749 INFO L861 garLoopResultBuilder]: At program point L371(line 371) the Hoare annotation is: true [2022-02-24 01:36:06,749 INFO L861 garLoopResultBuilder]: At program point L371-1(lines 371 374) the Hoare annotation is: true [2022-02-24 01:36:06,749 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_97FINAL(lines 331 399) the Hoare annotation is: true [2022-02-24 01:36:06,749 INFO L861 garLoopResultBuilder]: At program point L388(line 388) the Hoare annotation is: true [2022-02-24 01:36:06,749 INFO L861 garLoopResultBuilder]: At program point L388-1(line 388) the Hoare annotation is: true [2022-02-24 01:36:06,749 INFO L861 garLoopResultBuilder]: At program point L376-2(lines 376 393) the Hoare annotation is: true [2022-02-24 01:36:06,749 INFO L861 garLoopResultBuilder]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2022-02-24 01:36:06,749 INFO L861 garLoopResultBuilder]: At program point L376-4(lines 376 393) the Hoare annotation is: true [2022-02-24 01:36:06,749 INFO L861 garLoopResultBuilder]: At program point L389(lines 389 392) the Hoare annotation is: true [2022-02-24 01:36:06,750 INFO L861 garLoopResultBuilder]: At program point L356(lines 356 397) the Hoare annotation is: true [2022-02-24 01:36:06,750 INFO L861 garLoopResultBuilder]: At program point L352-2(lines 352 355) the Hoare annotation is: true [2022-02-24 01:36:06,750 INFO L861 garLoopResultBuilder]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2022-02-24 01:36:06,750 INFO L861 garLoopResultBuilder]: At program point L352-4(lines 332 399) the Hoare annotation is: true [2022-02-24 01:36:06,750 INFO L861 garLoopResultBuilder]: At program point L365(line 365) the Hoare annotation is: true [2022-02-24 01:36:06,750 INFO L861 garLoopResultBuilder]: At program point L365-1(lines 365 368) the Hoare annotation is: true [2022-02-24 01:36:06,750 INFO L861 garLoopResultBuilder]: At program point L361(line 361) the Hoare annotation is: true [2022-02-24 01:36:06,750 INFO L861 garLoopResultBuilder]: At program point L361-1(lines 361 364) the Hoare annotation is: true [2022-02-24 01:36:06,750 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2022-02-24 01:36:06,750 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_95EXIT(lines 280 299) the Hoare annotation is: true [2022-02-24 01:36:06,750 INFO L854 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-02-24 01:36:06,750 INFO L861 garLoopResultBuilder]: At program point L296(line 296) the Hoare annotation is: true [2022-02-24 01:36:06,750 INFO L854 garLoopResultBuilder]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-02-24 01:36:06,751 INFO L861 garLoopResultBuilder]: At program point L296-1(line 296) the Hoare annotation is: true [2022-02-24 01:36:06,751 INFO L854 garLoopResultBuilder]: At program point L298-3(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-02-24 01:36:06,751 INFO L861 garLoopResultBuilder]: At program point L290(line 290) the Hoare annotation is: true [2022-02-24 01:36:06,751 INFO L861 garLoopResultBuilder]: At program point L290-1(line 290) the Hoare annotation is: true [2022-02-24 01:36:06,751 INFO L861 garLoopResultBuilder]: At program point L288(lines 288 295) the Hoare annotation is: true [2022-02-24 01:36:06,751 INFO L861 garLoopResultBuilder]: At program point L288-2(lines 288 295) the Hoare annotation is: true [2022-02-24 01:36:06,751 INFO L861 garLoopResultBuilder]: At program point L284(lines 284 287) the Hoare annotation is: true [2022-02-24 01:36:06,751 INFO L861 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-02-24 01:36:06,751 INFO L861 garLoopResultBuilder]: At program point L297-1(line 297) the Hoare annotation is: true [2022-02-24 01:36:06,751 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_95FINAL(lines 280 299) the Hoare annotation is: true [2022-02-24 01:36:06,751 INFO L861 garLoopResultBuilder]: At program point L318(lines 318 323) the Hoare annotation is: true [2022-02-24 01:36:06,751 INFO L861 garLoopResultBuilder]: At program point L318-1(lines 316 328) the Hoare annotation is: true [2022-02-24 01:36:06,751 INFO L861 garLoopResultBuilder]: At program point L316(line 316) the Hoare annotation is: true [2022-02-24 01:36:06,752 INFO L861 garLoopResultBuilder]: At program point L316-2(line 316) the Hoare annotation is: true [2022-02-24 01:36:06,752 INFO L861 garLoopResultBuilder]: At program point L316-3(line 316) the Hoare annotation is: true [2022-02-24 01:36:06,752 INFO L861 garLoopResultBuilder]: At program point L316-5(lines 316 328) the Hoare annotation is: true [2022-02-24 01:36:06,752 INFO L861 garLoopResultBuilder]: At program point L308-1(lines 308 315) the Hoare annotation is: true [2022-02-24 01:36:06,752 INFO L861 garLoopResultBuilder]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2022-02-24 01:36:06,752 INFO L861 garLoopResultBuilder]: At program point L304(lines 304 307) the Hoare annotation is: true [2022-02-24 01:36:06,752 INFO L861 garLoopResultBuilder]: At program point L308-4(lines 308 315) the Hoare annotation is: true [2022-02-24 01:36:06,752 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_96FINAL(lines 300 330) the Hoare annotation is: true [2022-02-24 01:36:06,752 INFO L861 garLoopResultBuilder]: At program point L311(lines 311 314) the Hoare annotation is: true [2022-02-24 01:36:06,752 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2022-02-24 01:36:06,752 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_96EXIT(lines 300 330) the Hoare annotation is: true [2022-02-24 01:36:06,752 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2022-02-24 01:36:06,752 INFO L854 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#NULL.offset| |old(#NULL.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |old(#NULL.base)| |#NULL.base|)) [2022-02-24 01:36:06,753 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2022-02-24 01:36:06,753 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2022-02-24 01:36:06,753 INFO L861 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-02-24 01:36:06,753 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-02-24 01:36:06,753 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2022-02-24 01:36:06,753 INFO L861 garLoopResultBuilder]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2022-02-24 01:36:06,753 INFO L861 garLoopResultBuilder]: At program point L11(lines 11 14) the Hoare annotation is: true [2022-02-24 01:36:06,753 INFO L861 garLoopResultBuilder]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2022-02-24 01:36:06,753 INFO L861 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-02-24 01:36:06,753 INFO L854 garLoopResultBuilder]: At program point L463(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2022-02-24 01:36:06,753 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2022-02-24 01:36:06,753 INFO L854 garLoopResultBuilder]: At program point L461(lines 461 464) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-02-24 01:36:06,753 INFO L854 garLoopResultBuilder]: At program point L461-2(lines 459 466) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-02-24 01:36:06,754 INFO L854 garLoopResultBuilder]: At program point __VERIFIER_assertEXIT(lines 459 466) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-02-24 01:36:06,754 INFO L854 garLoopResultBuilder]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2022-02-24 01:36:06,756 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-02-24 01:36:06,757 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-24 01:36:06,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.02 01:36:06 BoogieIcfgContainer [2022-02-24 01:36:06,766 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-24 01:36:06,767 INFO L158 Benchmark]: Toolchain (without parser) took 3207.95ms. Allocated memory was 222.3MB in the beginning and 327.2MB in the end (delta: 104.9MB). Free memory was 167.3MB in the beginning and 227.9MB in the end (delta: -60.6MB). Peak memory consumption was 160.9MB. Max. memory is 8.0GB. [2022-02-24 01:36:06,767 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 222.3MB. Free memory is still 184.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-24 01:36:06,767 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.70ms. Allocated memory is still 222.3MB. Free memory was 167.0MB in the beginning and 185.7MB in the end (delta: -18.7MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB. [2022-02-24 01:36:06,767 INFO L158 Benchmark]: Boogie Preprocessor took 78.64ms. Allocated memory is still 222.3MB. Free memory was 185.7MB in the beginning and 182.3MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-24 01:36:06,768 INFO L158 Benchmark]: RCFGBuilder took 608.79ms. Allocated memory is still 222.3MB. Free memory was 182.3MB in the beginning and 151.6MB in the end (delta: 30.7MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-02-24 01:36:06,768 INFO L158 Benchmark]: TraceAbstraction took 2144.12ms. Allocated memory was 222.3MB in the beginning and 327.2MB in the end (delta: 104.9MB). Free memory was 151.2MB in the beginning and 227.9MB in the end (delta: -76.7MB). Peak memory consumption was 144.5MB. Max. memory is 8.0GB. [2022-02-24 01:36:06,769 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 222.3MB. Free memory is still 184.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 369.70ms. Allocated memory is still 222.3MB. Free memory was 167.0MB in the beginning and 185.7MB in the end (delta: -18.7MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 78.64ms. Allocated memory is still 222.3MB. Free memory was 185.7MB in the beginning and 182.3MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 608.79ms. Allocated memory is still 222.3MB. Free memory was 182.3MB in the beginning and 151.6MB in the end (delta: 30.7MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * TraceAbstraction took 2144.12ms. Allocated memory was 222.3MB in the beginning and 327.2MB in the end (delta: 104.9MB). Free memory was 151.2MB in the beginning and 227.9MB in the end (delta: -76.7MB). Peak memory consumption was 144.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 463]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 136 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 488 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 475 mSDsluCounter, 263 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11 mSDsCounter, 93 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 667 IncrementalHoareTripleChecker+Invalid, 760 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 93 mSolverCounterUnsat, 252 mSDtfsCounter, 667 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 129 LocationsWithAnnotation, 455 PreInvPairs, 572 NumberOfFragments, 353 HoareAnnotationTreeSize, 455 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 129 FomulaSimplificationsInter, 15 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: \old(Id_MCDC_114) == Id_MCDC_114 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 420]: Procedure Contract for Id_MCDC_100 Derived contract for procedure Id_MCDC_100: 1 - ProcedureContractResult [Line: 400]: Procedure Contract for Id_MCDC_99 Derived contract for procedure Id_MCDC_99: 1 - ProcedureContractResult [Line: 193]: Procedure Contract for Id_MCDC_89 Derived contract for procedure Id_MCDC_89: 1 - ProcedureContractResult [Line: 331]: Procedure Contract for Id_MCDC_97 Derived contract for procedure Id_MCDC_97: 1 - ProcedureContractResult [Line: 427]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 280]: Procedure Contract for Id_MCDC_95 Derived contract for procedure Id_MCDC_95: 1 - ProcedureContractResult [Line: 300]: Procedure Contract for Id_MCDC_96 Derived contract for procedure Id_MCDC_96: 1 - ProcedureContractResult [Line: 249]: Procedure Contract for Id_MCDC_92 Derived contract for procedure Id_MCDC_92: 1 - ProcedureContractResult [Line: 9]: Procedure Contract for avoid_zero Derived contract for procedure avoid_zero: 1 - ProcedureContractResult [Line: 459]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert: !(Id_MCDC_103 == 0) || \old(Id_MCDC_103) == 0 RESULT: Ultimate proved your program to be correct! [2022-02-24 01:36:06,792 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...