/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/acceleratedInterpolationQvasr_64.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-7968f31 [2022-03-18 00:44:40,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-18 00:44:40,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-18 00:44:40,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-18 00:44:40,992 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-18 00:44:40,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-18 00:44:40,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-18 00:44:40,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-18 00:44:40,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-18 00:44:40,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-18 00:44:41,000 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-18 00:44:41,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-18 00:44:41,006 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-18 00:44:41,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-18 00:44:41,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-18 00:44:41,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-18 00:44:41,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-18 00:44:41,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-18 00:44:41,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-18 00:44:41,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-18 00:44:41,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-18 00:44:41,020 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf [2022-03-18 00:44:41,029 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-18 00:44:41,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-18 00:44:41,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-18 00:44:41,031 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-18 00:44:41,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-18 00:44:41,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-18 00:44:41,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-18 00:44:41,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-18 00:44:41,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-18 00:44:41,032 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-18 00:44:41,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-18 00:44:41,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-18 00:44:41,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-18 00:44:41,033 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-18 00:44:41,033 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-18 00:44:41,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-18 00:44:41,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-18 00:44:41,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-18 00:44:41,033 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-03-18 00:44:41,033 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-03-18 00:44:41,033 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-18 00:44:41,033 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=QVASR [2022-03-18 00:44:41,034 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-18 00:44:41,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-18 00:44:41,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-18 00:44:41,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-18 00:44:41,264 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-18 00:44:41,266 INFO L275 PluginConnector]: CDTParser initialized [2022-03-18 00:44:41,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2022-03-18 00:44:41,318 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce670d758/3230317d068842dfbae529d58ac2926e/FLAG94e8d0570 [2022-03-18 00:44:41,709 INFO L306 CDTParser]: Found 1 translation units. [2022-03-18 00:44:41,710 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2022-03-18 00:44:41,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce670d758/3230317d068842dfbae529d58ac2926e/FLAG94e8d0570 [2022-03-18 00:44:41,731 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce670d758/3230317d068842dfbae529d58ac2926e [2022-03-18 00:44:41,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-18 00:44:41,734 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-18 00:44:41,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-18 00:44:41,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-18 00:44:41,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-18 00:44:41,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 12:44:41" (1/1) ... [2022-03-18 00:44:41,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b562ee9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:41, skipping insertion in model container [2022-03-18 00:44:41,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 12:44:41" (1/1) ... [2022-03-18 00:44:41,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-18 00:44:41,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-18 00:44:42,031 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] [2022-03-18 00:44:42,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-18 00:44:42,039 INFO L203 MainTranslator]: Completed pre-run [2022-03-18 00:44:42,096 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] [2022-03-18 00:44:42,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-18 00:44:42,107 INFO L208 MainTranslator]: Completed translation [2022-03-18 00:44:42,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:42 WrapperNode [2022-03-18 00:44:42,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-18 00:44:42,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-18 00:44:42,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-18 00:44:42,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-18 00:44:42,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:42" (1/1) ... [2022-03-18 00:44:42,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:42" (1/1) ... [2022-03-18 00:44:42,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:42" (1/1) ... [2022-03-18 00:44:42,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:42" (1/1) ... [2022-03-18 00:44:42,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:42" (1/1) ... [2022-03-18 00:44:42,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:42" (1/1) ... [2022-03-18 00:44:42,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:42" (1/1) ... [2022-03-18 00:44:42,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-18 00:44:42,176 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-18 00:44:42,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-18 00:44:42,176 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-18 00:44:42,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:42" (1/1) ... [2022-03-18 00:44:42,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-18 00:44:42,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 00:44:42,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-18 00:44:42,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-18 00:44:42,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-18 00:44:42,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-18 00:44:42,234 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-18 00:44:42,234 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-03-18 00:44:42,234 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-03-18 00:44:42,234 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2022-03-18 00:44:42,234 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_110 [2022-03-18 00:44:42,234 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2022-03-18 00:44:42,234 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_114 [2022-03-18 00:44:42,234 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_115 [2022-03-18 00:44:42,234 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_117 [2022-03-18 00:44:42,234 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_118 [2022-03-18 00:44:42,234 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-18 00:44:42,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-03-18 00:44:42,234 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_110 [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_114 [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_115 [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_117 [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_118 [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-18 00:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-03-18 00:44:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-18 00:44:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-18 00:44:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-18 00:44:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-18 00:44:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-18 00:44:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-18 00:44:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-18 00:44:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-18 00:44:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-18 00:44:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-03-18 00:44:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-18 00:44:42,367 INFO L234 CfgBuilder]: Building ICFG [2022-03-18 00:44:42,369 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-18 00:44:42,758 INFO L275 CfgBuilder]: Performing block encoding [2022-03-18 00:44:42,765 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-18 00:44:42,765 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-03-18 00:44:42,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.03 12:44:42 BoogieIcfgContainer [2022-03-18 00:44:42,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-18 00:44:42,767 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-18 00:44:42,767 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-18 00:44:42,770 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-18 00:44:42,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.03 12:44:41" (1/3) ... [2022-03-18 00:44:42,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bc5ea99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.03 12:44:42, skipping insertion in model container [2022-03-18 00:44:42,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:44:42" (2/3) ... [2022-03-18 00:44:42,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bc5ea99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.03 12:44:42, skipping insertion in model container [2022-03-18 00:44:42,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.03 12:44:42" (3/3) ... [2022-03-18 00:44:42,773 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_1.c [2022-03-18 00:44:42,776 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-18 00:44:42,776 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-18 00:44:42,800 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-18 00:44:42,804 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, 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 [2022-03-18 00:44:42,804 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-18 00:44:42,814 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) [2022-03-18 00:44:42,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-03-18 00:44:42,822 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 00:44:42,822 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 00:44:42,823 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 00:44:42,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 00:44:42,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1995573915, now seen corresponding path program 1 times [2022-03-18 00:44:42,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-03-18 00:44:42,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [407587500] [2022-03-18 00:44:42,837 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-03-18 00:44:42,837 INFO L85 PathProgramCache]: Analyzing trace with hash 1995573915, now seen corresponding path program 2 times [2022-03-18 00:44:42,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 00:44:42,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762595956] [2022-03-18 00:44:42,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 00:44:42,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 00:44:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 00:44:43,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 00:44:43,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 00:44:43,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-03-18 00:44:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 00:44:43,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-03-18 00:44:43,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 00:44:43,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 00:44:43,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 00:44:43,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762595956] [2022-03-18 00:44:43,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762595956] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 00:44:43,113 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 00:44:43,113 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 00:44:43,115 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-03-18 00:44:43,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [407587500] [2022-03-18 00:44:43,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [407587500] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 00:44:43,115 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 00:44:43,115 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 00:44:43,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130081153] [2022-03-18 00:44:43,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 00:44:43,118 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 00:44:43,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-03-18 00:44:43,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 00:44:43,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 00:44:43,136 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) [2022-03-18 00:44:43,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 00:44:43,555 INFO L93 Difference]: Finished difference Result 241 states and 361 transitions. [2022-03-18 00:44:43,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 00:44:43,558 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 [2022-03-18 00:44:43,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 00:44:43,567 INFO L225 Difference]: With dead ends: 241 [2022-03-18 00:44:43,567 INFO L226 Difference]: Without dead ends: 118 [2022-03-18 00:44:43,573 INFO L911 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 [2022-03-18 00:44:43,577 INFO L912 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 [2022-03-18 00:44:43,578 INFO L913 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] [2022-03-18 00:44:43,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2022-03-18 00:44:43,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2022-03-18 00:44:43,625 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) [2022-03-18 00:44:43,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 164 transitions. [2022-03-18 00:44:43,630 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 164 transitions. Word has length 38 [2022-03-18 00:44:43,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 00:44:43,630 INFO L478 AbstractCegarLoop]: Abstraction has 118 states and 164 transitions. [2022-03-18 00:44:43,630 INFO L479 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) [2022-03-18 00:44:43,631 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 164 transitions. [2022-03-18 00:44:43,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-03-18 00:44:43,632 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 00:44:43,632 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-18 00:44:43,633 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-18 00:44:43,633 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 00:44:43,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 00:44:43,633 INFO L85 PathProgramCache]: Analyzing trace with hash -946031849, now seen corresponding path program 1 times [2022-03-18 00:44:43,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-03-18 00:44:43,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1787853638] [2022-03-18 00:44:43,634 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-03-18 00:44:43,634 INFO L85 PathProgramCache]: Analyzing trace with hash -946031849, now seen corresponding path program 2 times [2022-03-18 00:44:43,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 00:44:43,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346913630] [2022-03-18 00:44:43,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 00:44:43,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 00:44:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 00:44:43,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 00:44:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 00:44:43,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-03-18 00:44:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 00:44:43,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-03-18 00:44:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 00:44:43,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 00:44:43,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 00:44:43,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346913630] [2022-03-18 00:44:43,805 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346913630] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 00:44:43,805 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 00:44:43,805 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-18 00:44:43,805 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-03-18 00:44:43,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1787853638] [2022-03-18 00:44:43,805 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1787853638] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 00:44:43,805 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 00:44:43,805 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-18 00:44:43,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383411384] [2022-03-18 00:44:43,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 00:44:43,806 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-18 00:44:43,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-03-18 00:44:43,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-18 00:44:43,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-18 00:44:43,807 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) [2022-03-18 00:44:44,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 00:44:44,330 INFO L93 Difference]: Finished difference Result 118 states and 164 transitions. [2022-03-18 00:44:44,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-18 00:44:44,330 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 [2022-03-18 00:44:44,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 00:44:44,330 INFO L225 Difference]: With dead ends: 118 [2022-03-18 00:44:44,330 INFO L226 Difference]: Without dead ends: 0 [2022-03-18 00:44:44,331 INFO L911 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 [2022-03-18 00:44:44,332 INFO L912 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 [2022-03-18 00:44:44,332 INFO L913 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] [2022-03-18 00:44:44,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-18 00:44:44,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-18 00:44:44,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-18 00:44:44,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-18 00:44:44,333 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2022-03-18 00:44:44,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 00:44:44,333 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-18 00:44:44,334 INFO L479 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) [2022-03-18 00:44:44,334 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-18 00:44:44,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-18 00:44:44,335 INFO L788 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-03-18 00:44:44,336 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-18 00:44:44,337 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-03-18 00:44:44,670 INFO L882 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2022-03-18 00:44:44,670 INFO L882 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2022-03-18 00:44:44,670 INFO L882 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2022-03-18 00:44:44,670 INFO L885 garLoopResultBuilder]: At program point L321(line 321) the Hoare annotation is: true [2022-03-18 00:44:44,670 INFO L885 garLoopResultBuilder]: At program point L322-1(line 322) the Hoare annotation is: true [2022-03-18 00:44:44,671 INFO L885 garLoopResultBuilder]: At program point L321-1(line 321) the Hoare annotation is: true [2022-03-18 00:44:44,671 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_113EXIT(lines 305 324) the Hoare annotation is: true [2022-03-18 00:44:44,671 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_113ENTRY(lines 305 324) the Hoare annotation is: true [2022-03-18 00:44:44,671 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_113FINAL(lines 305 324) the Hoare annotation is: true [2022-03-18 00:44:44,671 INFO L885 garLoopResultBuilder]: At program point L315(line 315) the Hoare annotation is: true [2022-03-18 00:44:44,671 INFO L885 garLoopResultBuilder]: At program point L315-1(line 315) the Hoare annotation is: true [2022-03-18 00:44:44,671 INFO L885 garLoopResultBuilder]: At program point L313(lines 313 320) the Hoare annotation is: true [2022-03-18 00:44:44,671 INFO L885 garLoopResultBuilder]: At program point L313-2(lines 313 320) the Hoare annotation is: true [2022-03-18 00:44:44,671 INFO L885 garLoopResultBuilder]: At program point L309(lines 309 312) the Hoare annotation is: true [2022-03-18 00:44:44,671 INFO L885 garLoopResultBuilder]: At program point L322(line 322) the Hoare annotation is: true [2022-03-18 00:44:44,671 INFO L885 garLoopResultBuilder]: At program point L386-1(lines 386 389) the Hoare annotation is: true [2022-03-18 00:44:44,672 INFO L878 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|)) [2022-03-18 00:44:44,672 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_115FINAL(lines 356 424) the Hoare annotation is: true [2022-03-18 00:44:44,672 INFO L885 garLoopResultBuilder]: At program point L403(line 403) the Hoare annotation is: true [2022-03-18 00:44:44,672 INFO L885 garLoopResultBuilder]: At program point L403-1(lines 403 406) the Hoare annotation is: true [2022-03-18 00:44:44,672 INFO L885 garLoopResultBuilder]: At program point L383-2(lines 383 421) the Hoare annotation is: true [2022-03-18 00:44:44,672 INFO L885 garLoopResultBuilder]: At program point L383-3(lines 383 421) the Hoare annotation is: true [2022-03-18 00:44:44,672 INFO L885 garLoopResultBuilder]: At program point L396(line 396) the Hoare annotation is: true [2022-03-18 00:44:44,672 INFO L885 garLoopResultBuilder]: At program point L396-1(lines 396 399) the Hoare annotation is: true [2022-03-18 00:44:44,672 INFO L885 garLoopResultBuilder]: At program point L413(line 413) the Hoare annotation is: true [2022-03-18 00:44:44,672 INFO L885 garLoopResultBuilder]: At program point L413-1(line 413) the Hoare annotation is: true [2022-03-18 00:44:44,672 INFO L885 garLoopResultBuilder]: At program point L401-2(lines 401 418) the Hoare annotation is: true [2022-03-18 00:44:44,673 INFO L885 garLoopResultBuilder]: At program point L401-3(lines 401 418) the Hoare annotation is: true [2022-03-18 00:44:44,673 INFO L885 garLoopResultBuilder]: At program point L401-4(lines 401 418) the Hoare annotation is: true [2022-03-18 00:44:44,673 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_115EXIT(lines 356 424) the Hoare annotation is: true [2022-03-18 00:44:44,673 INFO L885 garLoopResultBuilder]: At program point L414(lines 414 417) the Hoare annotation is: true [2022-03-18 00:44:44,673 INFO L885 garLoopResultBuilder]: At program point L381(lines 381 422) the Hoare annotation is: true [2022-03-18 00:44:44,673 INFO L885 garLoopResultBuilder]: At program point L377-2(lines 377 380) the Hoare annotation is: true [2022-03-18 00:44:44,673 INFO L885 garLoopResultBuilder]: At program point L377-3(lines 377 380) the Hoare annotation is: true [2022-03-18 00:44:44,673 INFO L885 garLoopResultBuilder]: At program point L377-4(lines 357 424) the Hoare annotation is: true [2022-03-18 00:44:44,673 INFO L885 garLoopResultBuilder]: At program point L390(line 390) the Hoare annotation is: true [2022-03-18 00:44:44,673 INFO L885 garLoopResultBuilder]: At program point L390-1(lines 390 393) the Hoare annotation is: true [2022-03-18 00:44:44,673 INFO L885 garLoopResultBuilder]: At program point L386(line 386) the Hoare annotation is: true [2022-03-18 00:44:44,674 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_114EXIT(lines 325 355) the Hoare annotation is: true [2022-03-18 00:44:44,674 INFO L885 garLoopResultBuilder]: At program point L343(lines 343 348) the Hoare annotation is: true [2022-03-18 00:44:44,674 INFO L885 garLoopResultBuilder]: At program point L343-1(lines 341 353) the Hoare annotation is: true [2022-03-18 00:44:44,674 INFO L885 garLoopResultBuilder]: At program point L341(line 341) the Hoare annotation is: true [2022-03-18 00:44:44,674 INFO L885 garLoopResultBuilder]: At program point L341-2(line 341) the Hoare annotation is: true [2022-03-18 00:44:44,674 INFO L885 garLoopResultBuilder]: At program point L341-3(line 341) the Hoare annotation is: true [2022-03-18 00:44:44,674 INFO L885 garLoopResultBuilder]: At program point L341-5(lines 341 353) the Hoare annotation is: true [2022-03-18 00:44:44,674 INFO L885 garLoopResultBuilder]: At program point L333-1(lines 333 340) the Hoare annotation is: true [2022-03-18 00:44:44,674 INFO L885 garLoopResultBuilder]: At program point L333-3(lines 333 340) the Hoare annotation is: true [2022-03-18 00:44:44,674 INFO L885 garLoopResultBuilder]: At program point L329(lines 329 332) the Hoare annotation is: true [2022-03-18 00:44:44,674 INFO L885 garLoopResultBuilder]: At program point L333-4(lines 333 340) the Hoare annotation is: true [2022-03-18 00:44:44,674 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_114ENTRY(lines 325 355) the Hoare annotation is: true [2022-03-18 00:44:44,674 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_114FINAL(lines 325 355) the Hoare annotation is: true [2022-03-18 00:44:44,675 INFO L885 garLoopResultBuilder]: At program point L336(lines 336 339) the Hoare annotation is: true [2022-03-18 00:44:44,675 INFO L885 garLoopResultBuilder]: At program point L286(lines 286 294) the Hoare annotation is: true [2022-03-18 00:44:44,675 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_110FINAL(lines 274 304) the Hoare annotation is: true [2022-03-18 00:44:44,675 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_110EXIT(lines 274 304) the Hoare annotation is: true [2022-03-18 00:44:44,675 INFO L885 garLoopResultBuilder]: At program point L280(lines 280 294) the Hoare annotation is: true [2022-03-18 00:44:44,675 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_110ENTRY(lines 274 304) the Hoare annotation is: true [2022-03-18 00:44:44,675 INFO L885 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: true [2022-03-18 00:44:44,675 INFO L885 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-03-18 00:44:44,675 INFO L885 garLoopResultBuilder]: At program point L297-1(line 297) the Hoare annotation is: true [2022-03-18 00:44:44,675 INFO L885 garLoopResultBuilder]: At program point L295-1(lines 275 304) the Hoare annotation is: true [2022-03-18 00:44:44,675 INFO L885 garLoopResultBuilder]: At program point L295-2(lines 295 302) the Hoare annotation is: true [2022-03-18 00:44:44,675 INFO L878 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|)) [2022-03-18 00:44:44,676 INFO L878 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|)) [2022-03-18 00:44:44,676 INFO L885 garLoopResultBuilder]: At program point mainFINAL(lines 452 484) the Hoare annotation is: true [2022-03-18 00:44:44,676 INFO L885 garLoopResultBuilder]: At program point mainEXIT(lines 452 484) the Hoare annotation is: true [2022-03-18 00:44:44,676 INFO L878 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|)) [2022-03-18 00:44:44,676 INFO L878 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|)) [2022-03-18 00:44:44,676 INFO L878 garLoopResultBuilder]: At program point L442(line 442) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-03-18 00:44:44,676 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_117FINAL(lines 425 444) the Hoare annotation is: true [2022-03-18 00:44:44,676 INFO L878 garLoopResultBuilder]: At program point L430(line 430) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-03-18 00:44:44,676 INFO L878 garLoopResultBuilder]: At program point L430-1(line 430) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-03-18 00:44:44,676 INFO L878 garLoopResultBuilder]: At program point L433(line 433) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-03-18 00:44:44,676 INFO L878 garLoopResultBuilder]: At program point L433-2(lines 433 440) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-03-18 00:44:44,677 INFO L878 garLoopResultBuilder]: At program point L431-2(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-03-18 00:44:44,677 INFO L878 garLoopResultBuilder]: At program point L431-3(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-03-18 00:44:44,677 INFO L878 garLoopResultBuilder]: At program point L431-4(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-03-18 00:44:44,677 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_117EXIT(lines 425 444) the Hoare annotation is: true [2022-03-18 00:44:44,677 INFO L878 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|)) [2022-03-18 00:44:44,677 INFO L878 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|)) [2022-03-18 00:44:44,677 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_118FINAL(lines 445 451) the Hoare annotation is: true [2022-03-18 00:44:44,677 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_118EXIT(lines 445 451) the Hoare annotation is: true [2022-03-18 00:44:44,677 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2022-03-18 00:44:44,677 INFO L882 garLoopResultBuilder]: For program point L6(line 6) no Hoare annotation was computed. [2022-03-18 00:44:44,677 INFO L882 garLoopResultBuilder]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2022-03-18 00:44:44,677 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2022-03-18 00:44:44,677 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2022-03-18 00:44:44,678 INFO L878 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|)) [2022-03-18 00:44:44,678 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2022-03-18 00:44:44,678 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2022-03-18 00:44:44,678 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-03-18 00:44:44,678 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-03-18 00:44:44,678 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2022-03-18 00:44:44,678 INFO L885 garLoopResultBuilder]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2022-03-18 00:44:44,678 INFO L885 garLoopResultBuilder]: At program point L11(lines 11 14) the Hoare annotation is: true [2022-03-18 00:44:44,678 INFO L885 garLoopResultBuilder]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2022-03-18 00:44:44,678 INFO L885 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-03-18 00:44:44,678 INFO L885 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 485 492) the Hoare annotation is: true [2022-03-18 00:44:44,678 INFO L878 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))) [2022-03-18 00:44:44,679 INFO L878 garLoopResultBuilder]: At program point L489(line 489) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1)) [2022-03-18 00:44:44,679 INFO L878 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))) [2022-03-18 00:44:44,679 INFO L878 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))) [2022-03-18 00:44:44,679 INFO L878 garLoopResultBuilder]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 489) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1)) [2022-03-18 00:44:44,679 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_107ENTRY(lines 218 273) the Hoare annotation is: true [2022-03-18 00:44:44,679 INFO L885 garLoopResultBuilder]: At program point L254(lines 254 257) the Hoare annotation is: true [2022-03-18 00:44:44,679 INFO L885 garLoopResultBuilder]: At program point L246(line 246) the Hoare annotation is: true [2022-03-18 00:44:44,679 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_107FINAL(lines 218 273) the Hoare annotation is: true [2022-03-18 00:44:44,679 INFO L885 garLoopResultBuilder]: At program point L242(line 242) the Hoare annotation is: true [2022-03-18 00:44:44,679 INFO L885 garLoopResultBuilder]: At program point L242-2(line 242) the Hoare annotation is: true [2022-03-18 00:44:44,679 INFO L885 garLoopResultBuilder]: At program point L234(lines 234 250) the Hoare annotation is: true [2022-03-18 00:44:44,679 INFO L885 garLoopResultBuilder]: At program point L259(line 259) the Hoare annotation is: true [2022-03-18 00:44:44,680 INFO L885 garLoopResultBuilder]: At program point L259-2(line 259) the Hoare annotation is: true [2022-03-18 00:44:44,680 INFO L885 garLoopResultBuilder]: At program point L259-3(line 259) the Hoare annotation is: true [2022-03-18 00:44:44,680 INFO L885 garLoopResultBuilder]: At program point L259-5(lines 259 271) the Hoare annotation is: true [2022-03-18 00:44:44,680 INFO L885 garLoopResultBuilder]: At program point L251-1(lines 251 258) the Hoare annotation is: true [2022-03-18 00:44:44,680 INFO L885 garLoopResultBuilder]: At program point L251-3(lines 251 258) the Hoare annotation is: true [2022-03-18 00:44:44,680 INFO L885 garLoopResultBuilder]: At program point L251-4(lines 251 258) the Hoare annotation is: true [2022-03-18 00:44:44,680 INFO L885 garLoopResultBuilder]: At program point L243(line 243) the Hoare annotation is: true [2022-03-18 00:44:44,680 INFO L885 garLoopResultBuilder]: At program point L239(line 239) the Hoare annotation is: true [2022-03-18 00:44:44,680 INFO L885 garLoopResultBuilder]: At program point L239-2(line 239) the Hoare annotation is: true [2022-03-18 00:44:44,680 INFO L885 garLoopResultBuilder]: At program point L227(lines 227 233) the Hoare annotation is: true [2022-03-18 00:44:44,680 INFO L885 garLoopResultBuilder]: At program point L227-2(lines 227 233) the Hoare annotation is: true [2022-03-18 00:44:44,680 INFO L885 garLoopResultBuilder]: At program point L223(lines 223 226) the Hoare annotation is: true [2022-03-18 00:44:44,680 INFO L885 garLoopResultBuilder]: At program point L248(line 248) the Hoare annotation is: true [2022-03-18 00:44:44,680 INFO L885 garLoopResultBuilder]: At program point L240(line 240) the Hoare annotation is: true [2022-03-18 00:44:44,681 INFO L885 garLoopResultBuilder]: At program point L236(line 236) the Hoare annotation is: true [2022-03-18 00:44:44,681 INFO L885 garLoopResultBuilder]: At program point L236-2(line 236) the Hoare annotation is: true [2022-03-18 00:44:44,681 INFO L885 garLoopResultBuilder]: At program point L261(lines 261 266) the Hoare annotation is: true [2022-03-18 00:44:44,681 INFO L885 garLoopResultBuilder]: At program point L261-1(lines 259 271) the Hoare annotation is: true [2022-03-18 00:44:44,681 INFO L885 garLoopResultBuilder]: At program point L245(line 245) the Hoare annotation is: true [2022-03-18 00:44:44,681 INFO L885 garLoopResultBuilder]: At program point L245-2(line 245) the Hoare annotation is: true [2022-03-18 00:44:44,681 INFO L885 garLoopResultBuilder]: At program point L237(line 237) the Hoare annotation is: true [2022-03-18 00:44:44,681 INFO L885 garLoopResultBuilder]: At program point L229(lines 229 232) the Hoare annotation is: true [2022-03-18 00:44:44,681 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_107EXIT(lines 218 273) the Hoare annotation is: true [2022-03-18 00:44:44,683 INFO L718 BasicCegarLoop]: Path program histogram: [2, 2] [2022-03-18 00:44:44,684 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-18 00:44:44,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.03 12:44:44 BoogieIcfgContainer [2022-03-18 00:44:44,694 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-18 00:44:44,694 INFO L158 Benchmark]: Toolchain (without parser) took 2959.96ms. Allocated memory was 175.1MB in the beginning and 220.2MB in the end (delta: 45.1MB). Free memory was 124.9MB in the beginning and 82.4MB in the end (delta: 42.5MB). Peak memory consumption was 87.8MB. Max. memory is 8.0GB. [2022-03-18 00:44:44,694 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 175.1MB. Free memory was 142.4MB in the beginning and 142.3MB in the end (delta: 151.9kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-18 00:44:44,695 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.39ms. Allocated memory is still 175.1MB. Free memory was 124.8MB in the beginning and 143.7MB in the end (delta: -19.0MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-03-18 00:44:44,695 INFO L158 Benchmark]: Boogie Preprocessor took 64.53ms. Allocated memory is still 175.1MB. Free memory was 143.7MB in the beginning and 140.1MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-18 00:44:44,695 INFO L158 Benchmark]: RCFGBuilder took 590.07ms. Allocated memory is still 175.1MB. Free memory was 140.1MB in the beginning and 108.9MB in the end (delta: 31.1MB). Peak memory consumption was 31.5MB. Max. memory is 8.0GB. [2022-03-18 00:44:44,695 INFO L158 Benchmark]: TraceAbstraction took 1926.27ms. Allocated memory was 175.1MB in the beginning and 220.2MB in the end (delta: 45.1MB). Free memory was 108.6MB in the beginning and 82.4MB in the end (delta: 26.2MB). Peak memory consumption was 72.4MB. Max. memory is 8.0GB. [2022-03-18 00:44:44,697 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 175.1MB. Free memory was 142.4MB in the beginning and 142.3MB in the end (delta: 151.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 370.39ms. Allocated memory is still 175.1MB. Free memory was 124.8MB in the beginning and 143.7MB in the end (delta: -19.0MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 64.53ms. Allocated memory is still 175.1MB. Free memory was 143.7MB in the beginning and 140.1MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 590.07ms. Allocated memory is still 175.1MB. Free memory was 140.1MB in the beginning and 108.9MB in the end (delta: 31.1MB). Peak memory consumption was 31.5MB. Max. memory is 8.0GB. * TraceAbstraction took 1926.27ms. Allocated memory was 175.1MB in the beginning and 220.2MB in the end (delta: 45.1MB). Free memory was 108.6MB in the beginning and 82.4MB in the end (delta: 26.2MB). Peak memory consumption was 72.4MB. 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: 1.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, 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: 0.0s 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! [2022-03-18 00:44:44,724 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...