/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-06 14:50:34,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-06 14:50:34,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-06 14:50:34,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-04-06 14:50:34,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-06 14:50:34,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-06 14:50:34,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-06 14:50:34,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-06 14:50:34,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-06 14:50:34,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-06 14:50:34,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-06 14:50:34,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-06 14:50:34,507 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-06 14:50:34,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-06 14:50:34,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-06 14:50:34,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-06 14:50:34,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-06 14:50:34,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-06 14:50:34,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-06 14:50:34,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-06 14:50:34,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-06 14:50:34,532 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2022-04-06 14:50:34,542 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-06 14:50:34,543 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-06 14:50:34,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-06 14:50:34,544 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-06 14:50:34,544 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-06 14:50:34,544 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-06 14:50:34,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-06 14:50:34,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-06 14:50:34,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-06 14:50:34,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-06 14:50:34,546 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-06 14:50:34,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-06 14:50:34,546 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-06 14:50:34,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-06 14:50:34,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-06 14:50:34,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-06 14:50:34,546 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-06 14:50:34,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-06 14:50:34,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 14:50:34,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-06 14:50:34,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-04-06 14:50:34,547 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-04-06 14:50:34,547 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-04-06 14:50:34,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-06 14:50:34,548 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-04-06 14:50:34,548 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-06 14:50:34,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-06 14:50:34,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-06 14:50:34,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-06 14:50:34,808 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-06 14:50:34,809 INFO L275 PluginConnector]: CDTParser initialized [2022-04-06 14:50:34,810 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2022-04-06 14:50:34,862 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/231584136/b13c534a912c402985d277369ef9b043/FLAG480cd8b3d [2022-04-06 14:50:35,247 INFO L306 CDTParser]: Found 1 translation units. [2022-04-06 14:50:35,247 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2022-04-06 14:50:35,256 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/231584136/b13c534a912c402985d277369ef9b043/FLAG480cd8b3d [2022-04-06 14:50:35,638 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/231584136/b13c534a912c402985d277369ef9b043 [2022-04-06 14:50:35,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-06 14:50:35,641 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-04-06 14:50:35,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-06 14:50:35,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-06 14:50:35,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-06 14:50:35,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 02:50:35" (1/1) ... [2022-04-06 14:50:35,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d8fe018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:35, skipping insertion in model container [2022-04-06 14:50:35,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 02:50:35" (1/1) ... [2022-04-06 14:50:35,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-06 14:50:35,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-06 14:50:35,946 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] [2022-04-06 14:50:35,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 14:50:35,956 INFO L203 MainTranslator]: Completed pre-run [2022-04-06 14:50:36,023 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] [2022-04-06 14:50:36,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 14:50:36,038 INFO L208 MainTranslator]: Completed translation [2022-04-06 14:50:36,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:36 WrapperNode [2022-04-06 14:50:36,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-06 14:50:36,039 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-06 14:50:36,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-06 14:50:36,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-06 14:50:36,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:36" (1/1) ... [2022-04-06 14:50:36,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:36" (1/1) ... [2022-04-06 14:50:36,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:36" (1/1) ... [2022-04-06 14:50:36,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:36" (1/1) ... [2022-04-06 14:50:36,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:36" (1/1) ... [2022-04-06 14:50:36,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:36" (1/1) ... [2022-04-06 14:50:36,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:36" (1/1) ... [2022-04-06 14:50:36,112 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-06 14:50:36,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-06 14:50:36,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-06 14:50:36,113 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-06 14:50:36,114 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:36" (1/1) ... [2022-04-06 14:50:36,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 14:50:36,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 14:50:36,184 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) [2022-04-06 14:50:36,186 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 [2022-04-06 14:50:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-06 14:50:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-06 14:50:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-06 14:50:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-06 14:50:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-04-06 14:50:36,214 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2022-04-06 14:50:36,214 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_110 [2022-04-06 14:50:36,214 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2022-04-06 14:50:36,214 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_114 [2022-04-06 14:50:36,215 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_115 [2022-04-06 14:50:36,215 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_117 [2022-04-06 14:50:36,216 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_118 [2022-04-06 14:50:36,217 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-06 14:50:36,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-06 14:50:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-06 14:50:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-06 14:50:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-06 14:50:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-06 14:50:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-06 14:50:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-04-06 14:50:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-04-06 14:50:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2022-04-06 14:50:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_110 [2022-04-06 14:50:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2022-04-06 14:50:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_114 [2022-04-06 14:50:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_115 [2022-04-06 14:50:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-04-06 14:50:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_117 [2022-04-06 14:50:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_118 [2022-04-06 14:50:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-04-06 14:50:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-06 14:50:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-06 14:50:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-04-06 14:50:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-06 14:50:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-04-06 14:50:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-06 14:50:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-06 14:50:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-06 14:50:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-04-06 14:50:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-04-06 14:50:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-06 14:50:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-04-06 14:50:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-06 14:50:36,339 INFO L234 CfgBuilder]: Building ICFG [2022-04-06 14:50:36,340 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-06 14:50:36,791 INFO L275 CfgBuilder]: Performing block encoding [2022-04-06 14:50:36,797 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-06 14:50:36,798 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-04-06 14:50:36,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 02:50:36 BoogieIcfgContainer [2022-04-06 14:50:36,800 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-06 14:50:36,803 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-06 14:50:36,803 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-06 14:50:36,806 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-06 14:50:36,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 02:50:35" (1/3) ... [2022-04-06 14:50:36,807 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56790f40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 02:50:36, skipping insertion in model container [2022-04-06 14:50:36,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:36" (2/3) ... [2022-04-06 14:50:36,808 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56790f40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 02:50:36, skipping insertion in model container [2022-04-06 14:50:36,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 02:50:36" (3/3) ... [2022-04-06 14:50:36,809 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_1.c [2022-04-06 14:50:36,814 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-04-06 14:50:36,814 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-06 14:50:36,859 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-06 14:50:36,864 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 [2022-04-06 14:50:36,864 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-06 14:50:36,878 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) [2022-04-06 14:50:36,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-04-06 14:50:36,889 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 14:50:36,889 INFO L499 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] [2022-04-06 14:50:36,890 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 14:50:36,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 14:50:36,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1995573915, now seen corresponding path program 1 times [2022-04-06 14:50:36,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-06 14:50:36,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [412425537] [2022-04-06 14:50:36,909 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-06 14:50:36,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1995573915, now seen corresponding path program 2 times [2022-04-06 14:50:36,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 14:50:36,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180365800] [2022-04-06 14:50:36,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 14:50:36,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 14:50:37,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:37,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 14:50:37,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:37,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-04-06 14:50:37,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:37,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-04-06 14:50:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:37,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 14:50:37,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 14:50:37,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180365800] [2022-04-06 14:50:37,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180365800] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 14:50:37,271 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 14:50:37,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 14:50:37,273 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-06 14:50:37,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [412425537] [2022-04-06 14:50:37,274 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [412425537] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 14:50:37,274 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 14:50:37,274 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 14:50:37,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713643294] [2022-04-06 14:50:37,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 14:50:37,278 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 14:50:37,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-06 14:50:37,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 14:50:37,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 14:50:37,304 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) [2022-04-06 14:50:37,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 14:50:37,802 INFO L93 Difference]: Finished difference Result 241 states and 361 transitions. [2022-04-06 14:50:37,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 14:50:37,805 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 [2022-04-06 14:50:37,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 14:50:37,816 INFO L225 Difference]: With dead ends: 241 [2022-04-06 14:50:37,816 INFO L226 Difference]: Without dead ends: 118 [2022-04-06 14:50:37,824 INFO L912 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 [2022-04-06 14:50:37,831 INFO L913 BasicCegarLoop]: 132 mSDtfsCounter, 236 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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 [2022-04-06 14:50:37,833 INFO L914 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] [2022-04-06 14:50:37,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2022-04-06 14:50:37,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2022-04-06 14:50:37,924 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) [2022-04-06 14:50:37,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 164 transitions. [2022-04-06 14:50:37,931 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 164 transitions. Word has length 38 [2022-04-06 14:50:37,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 14:50:37,931 INFO L478 AbstractCegarLoop]: Abstraction has 118 states and 164 transitions. [2022-04-06 14:50:37,932 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) [2022-04-06 14:50:37,932 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 164 transitions. [2022-04-06 14:50:37,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-04-06 14:50:37,940 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 14:50:37,940 INFO L499 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] [2022-04-06 14:50:37,941 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-06 14:50:37,941 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 14:50:37,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 14:50:37,943 INFO L85 PathProgramCache]: Analyzing trace with hash -946031849, now seen corresponding path program 1 times [2022-04-06 14:50:37,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-06 14:50:37,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [2044963388] [2022-04-06 14:50:37,945 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-06 14:50:37,946 INFO L85 PathProgramCache]: Analyzing trace with hash -946031849, now seen corresponding path program 2 times [2022-04-06 14:50:37,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 14:50:37,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139118927] [2022-04-06 14:50:37,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 14:50:37,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 14:50:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:38,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 14:50:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:38,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-04-06 14:50:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:38,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-04-06 14:50:38,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:38,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-06 14:50:38,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 14:50:38,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139118927] [2022-04-06 14:50:38,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139118927] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 14:50:38,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 14:50:38,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-06 14:50:38,206 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-06 14:50:38,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [2044963388] [2022-04-06 14:50:38,207 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [2044963388] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 14:50:38,208 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 14:50:38,208 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-06 14:50:38,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348918396] [2022-04-06 14:50:38,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 14:50:38,209 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-06 14:50:38,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-06 14:50:38,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-06 14:50:38,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-06 14:50:38,210 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) [2022-04-06 14:50:38,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 14:50:38,949 INFO L93 Difference]: Finished difference Result 118 states and 164 transitions. [2022-04-06 14:50:38,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-04-06 14:50:38,949 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 [2022-04-06 14:50:38,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 14:50:38,950 INFO L225 Difference]: With dead ends: 118 [2022-04-06 14:50:38,950 INFO L226 Difference]: Without dead ends: 0 [2022-04-06 14:50:38,952 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-04-06 14:50:38,953 INFO L913 BasicCegarLoop]: 119 mSDtfsCounter, 233 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2022-04-06 14:50:38,954 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 123 Invalid, 444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-04-06 14:50:38,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-04-06 14:50:38,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-04-06 14:50:38,957 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) [2022-04-06 14:50:38,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-04-06 14:50:38,957 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2022-04-06 14:50:38,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 14:50:38,957 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-04-06 14:50:38,957 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) [2022-04-06 14:50:38,957 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-06 14:50:38,958 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-06 14:50:38,960 INFO L788 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-06 14:50:38,961 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-06 14:50:38,962 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-04-06 14:50:39,413 INFO L882 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2022-04-06 14:50:39,415 INFO L882 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2022-04-06 14:50:39,415 INFO L882 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2022-04-06 14:50:39,416 INFO L885 garLoopResultBuilder]: At program point L321(line 321) the Hoare annotation is: true [2022-04-06 14:50:39,416 INFO L885 garLoopResultBuilder]: At program point L322-1(line 322) the Hoare annotation is: true [2022-04-06 14:50:39,418 INFO L885 garLoopResultBuilder]: At program point L321-1(line 321) the Hoare annotation is: true [2022-04-06 14:50:39,418 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_113EXIT(lines 305 324) the Hoare annotation is: true [2022-04-06 14:50:39,418 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_113ENTRY(lines 305 324) the Hoare annotation is: true [2022-04-06 14:50:39,418 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_113FINAL(lines 305 324) the Hoare annotation is: true [2022-04-06 14:50:39,418 INFO L885 garLoopResultBuilder]: At program point L315(line 315) the Hoare annotation is: true [2022-04-06 14:50:39,418 INFO L885 garLoopResultBuilder]: At program point L315-1(line 315) the Hoare annotation is: true [2022-04-06 14:50:39,419 INFO L885 garLoopResultBuilder]: At program point L313(lines 313 320) the Hoare annotation is: true [2022-04-06 14:50:39,419 INFO L885 garLoopResultBuilder]: At program point L313-2(lines 313 320) the Hoare annotation is: true [2022-04-06 14:50:39,419 INFO L885 garLoopResultBuilder]: At program point L309(lines 309 312) the Hoare annotation is: true [2022-04-06 14:50:39,419 INFO L885 garLoopResultBuilder]: At program point L322(line 322) the Hoare annotation is: true [2022-04-06 14:50:39,420 INFO L885 garLoopResultBuilder]: At program point L386-1(lines 386 389) the Hoare annotation is: true [2022-04-06 14:50:39,420 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|)) [2022-04-06 14:50:39,420 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_115FINAL(lines 356 424) the Hoare annotation is: true [2022-04-06 14:50:39,420 INFO L885 garLoopResultBuilder]: At program point L403(line 403) the Hoare annotation is: true [2022-04-06 14:50:39,421 INFO L885 garLoopResultBuilder]: At program point L403-1(lines 403 406) the Hoare annotation is: true [2022-04-06 14:50:39,421 INFO L885 garLoopResultBuilder]: At program point L383-2(lines 383 421) the Hoare annotation is: true [2022-04-06 14:50:39,421 INFO L885 garLoopResultBuilder]: At program point L383-3(lines 383 421) the Hoare annotation is: true [2022-04-06 14:50:39,421 INFO L885 garLoopResultBuilder]: At program point L396(line 396) the Hoare annotation is: true [2022-04-06 14:50:39,421 INFO L885 garLoopResultBuilder]: At program point L396-1(lines 396 399) the Hoare annotation is: true [2022-04-06 14:50:39,422 INFO L885 garLoopResultBuilder]: At program point L413(line 413) the Hoare annotation is: true [2022-04-06 14:50:39,422 INFO L885 garLoopResultBuilder]: At program point L413-1(line 413) the Hoare annotation is: true [2022-04-06 14:50:39,422 INFO L885 garLoopResultBuilder]: At program point L401-2(lines 401 418) the Hoare annotation is: true [2022-04-06 14:50:39,422 INFO L885 garLoopResultBuilder]: At program point L401-3(lines 401 418) the Hoare annotation is: true [2022-04-06 14:50:39,422 INFO L885 garLoopResultBuilder]: At program point L401-4(lines 401 418) the Hoare annotation is: true [2022-04-06 14:50:39,422 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_115EXIT(lines 356 424) the Hoare annotation is: true [2022-04-06 14:50:39,422 INFO L885 garLoopResultBuilder]: At program point L414(lines 414 417) the Hoare annotation is: true [2022-04-06 14:50:39,422 INFO L885 garLoopResultBuilder]: At program point L381(lines 381 422) the Hoare annotation is: true [2022-04-06 14:50:39,423 INFO L885 garLoopResultBuilder]: At program point L377-2(lines 377 380) the Hoare annotation is: true [2022-04-06 14:50:39,423 INFO L885 garLoopResultBuilder]: At program point L377-3(lines 377 380) the Hoare annotation is: true [2022-04-06 14:50:39,423 INFO L885 garLoopResultBuilder]: At program point L377-4(lines 357 424) the Hoare annotation is: true [2022-04-06 14:50:39,423 INFO L885 garLoopResultBuilder]: At program point L390(line 390) the Hoare annotation is: true [2022-04-06 14:50:39,423 INFO L885 garLoopResultBuilder]: At program point L390-1(lines 390 393) the Hoare annotation is: true [2022-04-06 14:50:39,423 INFO L885 garLoopResultBuilder]: At program point L386(line 386) the Hoare annotation is: true [2022-04-06 14:50:39,424 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_114EXIT(lines 325 355) the Hoare annotation is: true [2022-04-06 14:50:39,424 INFO L885 garLoopResultBuilder]: At program point L343(lines 343 348) the Hoare annotation is: true [2022-04-06 14:50:39,424 INFO L885 garLoopResultBuilder]: At program point L343-1(lines 341 353) the Hoare annotation is: true [2022-04-06 14:50:39,424 INFO L885 garLoopResultBuilder]: At program point L341(line 341) the Hoare annotation is: true [2022-04-06 14:50:39,424 INFO L885 garLoopResultBuilder]: At program point L341-2(line 341) the Hoare annotation is: true [2022-04-06 14:50:39,424 INFO L885 garLoopResultBuilder]: At program point L341-3(line 341) the Hoare annotation is: true [2022-04-06 14:50:39,425 INFO L885 garLoopResultBuilder]: At program point L341-5(lines 341 353) the Hoare annotation is: true [2022-04-06 14:50:39,425 INFO L885 garLoopResultBuilder]: At program point L333-1(lines 333 340) the Hoare annotation is: true [2022-04-06 14:50:39,425 INFO L885 garLoopResultBuilder]: At program point L333-3(lines 333 340) the Hoare annotation is: true [2022-04-06 14:50:39,425 INFO L885 garLoopResultBuilder]: At program point L329(lines 329 332) the Hoare annotation is: true [2022-04-06 14:50:39,425 INFO L885 garLoopResultBuilder]: At program point L333-4(lines 333 340) the Hoare annotation is: true [2022-04-06 14:50:39,425 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_114ENTRY(lines 325 355) the Hoare annotation is: true [2022-04-06 14:50:39,425 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_114FINAL(lines 325 355) the Hoare annotation is: true [2022-04-06 14:50:39,425 INFO L885 garLoopResultBuilder]: At program point L336(lines 336 339) the Hoare annotation is: true [2022-04-06 14:50:39,425 INFO L885 garLoopResultBuilder]: At program point L286(lines 286 294) the Hoare annotation is: true [2022-04-06 14:50:39,426 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_110FINAL(lines 274 304) the Hoare annotation is: true [2022-04-06 14:50:39,426 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_110EXIT(lines 274 304) the Hoare annotation is: true [2022-04-06 14:50:39,426 INFO L885 garLoopResultBuilder]: At program point L280(lines 280 294) the Hoare annotation is: true [2022-04-06 14:50:39,426 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_110ENTRY(lines 274 304) the Hoare annotation is: true [2022-04-06 14:50:39,426 INFO L885 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: true [2022-04-06 14:50:39,427 INFO L885 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-04-06 14:50:39,427 INFO L885 garLoopResultBuilder]: At program point L297-1(line 297) the Hoare annotation is: true [2022-04-06 14:50:39,427 INFO L885 garLoopResultBuilder]: At program point L295-1(lines 275 304) the Hoare annotation is: true [2022-04-06 14:50:39,428 INFO L885 garLoopResultBuilder]: At program point L295-2(lines 295 302) the Hoare annotation is: true [2022-04-06 14:50:39,428 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|)) [2022-04-06 14:50:39,429 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|)) [2022-04-06 14:50:39,429 INFO L885 garLoopResultBuilder]: At program point mainFINAL(lines 452 484) the Hoare annotation is: true [2022-04-06 14:50:39,429 INFO L885 garLoopResultBuilder]: At program point mainEXIT(lines 452 484) the Hoare annotation is: true [2022-04-06 14:50:39,430 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|)) [2022-04-06 14:50:39,430 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|)) [2022-04-06 14:50:39,430 INFO L878 garLoopResultBuilder]: At program point L442(line 442) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-04-06 14:50:39,430 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_117FINAL(lines 425 444) the Hoare annotation is: true [2022-04-06 14:50:39,432 INFO L878 garLoopResultBuilder]: At program point L430(line 430) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-04-06 14:50:39,432 INFO L878 garLoopResultBuilder]: At program point L430-1(line 430) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-04-06 14:50:39,435 INFO L878 garLoopResultBuilder]: At program point L433(line 433) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-04-06 14:50:39,435 INFO L878 garLoopResultBuilder]: At program point L433-2(lines 433 440) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-04-06 14:50:39,435 INFO L878 garLoopResultBuilder]: At program point L431-2(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-04-06 14:50:39,435 INFO L878 garLoopResultBuilder]: At program point L431-3(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-04-06 14:50:39,435 INFO L878 garLoopResultBuilder]: At program point L431-4(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-04-06 14:50:39,435 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_117EXIT(lines 425 444) the Hoare annotation is: true [2022-04-06 14:50:39,436 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|)) [2022-04-06 14:50:39,439 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|)) [2022-04-06 14:50:39,439 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_118FINAL(lines 445 451) the Hoare annotation is: true [2022-04-06 14:50:39,440 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_118EXIT(lines 445 451) the Hoare annotation is: true [2022-04-06 14:50:39,441 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2022-04-06 14:50:39,441 INFO L882 garLoopResultBuilder]: For program point L6(line 6) no Hoare annotation was computed. [2022-04-06 14:50:39,441 INFO L882 garLoopResultBuilder]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2022-04-06 14:50:39,441 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2022-04-06 14:50:39,441 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2022-04-06 14:50:39,441 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|)) [2022-04-06 14:50:39,442 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2022-04-06 14:50:39,442 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2022-04-06 14:50:39,442 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-04-06 14:50:39,442 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-04-06 14:50:39,442 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2022-04-06 14:50:39,442 INFO L885 garLoopResultBuilder]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2022-04-06 14:50:39,442 INFO L885 garLoopResultBuilder]: At program point L11(lines 11 14) the Hoare annotation is: true [2022-04-06 14:50:39,442 INFO L885 garLoopResultBuilder]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2022-04-06 14:50:39,442 INFO L885 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-04-06 14:50:39,442 INFO L885 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 485 492) the Hoare annotation is: true [2022-04-06 14:50:39,443 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))) [2022-04-06 14:50:39,443 INFO L878 garLoopResultBuilder]: At program point L489(line 489) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1)) [2022-04-06 14:50:39,443 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))) [2022-04-06 14:50:39,443 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))) [2022-04-06 14:50:39,443 INFO L878 garLoopResultBuilder]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 489) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~Id_MCDC_121| 1)) [2022-04-06 14:50:39,443 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_107ENTRY(lines 218 273) the Hoare annotation is: true [2022-04-06 14:50:39,443 INFO L885 garLoopResultBuilder]: At program point L254(lines 254 257) the Hoare annotation is: true [2022-04-06 14:50:39,443 INFO L885 garLoopResultBuilder]: At program point L246(line 246) the Hoare annotation is: true [2022-04-06 14:50:39,444 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_107FINAL(lines 218 273) the Hoare annotation is: true [2022-04-06 14:50:39,444 INFO L885 garLoopResultBuilder]: At program point L242(line 242) the Hoare annotation is: true [2022-04-06 14:50:39,444 INFO L885 garLoopResultBuilder]: At program point L242-2(line 242) the Hoare annotation is: true [2022-04-06 14:50:39,444 INFO L885 garLoopResultBuilder]: At program point L234(lines 234 250) the Hoare annotation is: true [2022-04-06 14:50:39,444 INFO L885 garLoopResultBuilder]: At program point L259(line 259) the Hoare annotation is: true [2022-04-06 14:50:39,444 INFO L885 garLoopResultBuilder]: At program point L259-2(line 259) the Hoare annotation is: true [2022-04-06 14:50:39,444 INFO L885 garLoopResultBuilder]: At program point L259-3(line 259) the Hoare annotation is: true [2022-04-06 14:50:39,444 INFO L885 garLoopResultBuilder]: At program point L259-5(lines 259 271) the Hoare annotation is: true [2022-04-06 14:50:39,444 INFO L885 garLoopResultBuilder]: At program point L251-1(lines 251 258) the Hoare annotation is: true [2022-04-06 14:50:39,444 INFO L885 garLoopResultBuilder]: At program point L251-3(lines 251 258) the Hoare annotation is: true [2022-04-06 14:50:39,445 INFO L885 garLoopResultBuilder]: At program point L251-4(lines 251 258) the Hoare annotation is: true [2022-04-06 14:50:39,445 INFO L885 garLoopResultBuilder]: At program point L243(line 243) the Hoare annotation is: true [2022-04-06 14:50:39,445 INFO L885 garLoopResultBuilder]: At program point L239(line 239) the Hoare annotation is: true [2022-04-06 14:50:39,445 INFO L885 garLoopResultBuilder]: At program point L239-2(line 239) the Hoare annotation is: true [2022-04-06 14:50:39,445 INFO L885 garLoopResultBuilder]: At program point L227(lines 227 233) the Hoare annotation is: true [2022-04-06 14:50:39,454 INFO L885 garLoopResultBuilder]: At program point L227-2(lines 227 233) the Hoare annotation is: true [2022-04-06 14:50:39,455 INFO L885 garLoopResultBuilder]: At program point L223(lines 223 226) the Hoare annotation is: true [2022-04-06 14:50:39,455 INFO L885 garLoopResultBuilder]: At program point L248(line 248) the Hoare annotation is: true [2022-04-06 14:50:39,455 INFO L885 garLoopResultBuilder]: At program point L240(line 240) the Hoare annotation is: true [2022-04-06 14:50:39,455 INFO L885 garLoopResultBuilder]: At program point L236(line 236) the Hoare annotation is: true [2022-04-06 14:50:39,455 INFO L885 garLoopResultBuilder]: At program point L236-2(line 236) the Hoare annotation is: true [2022-04-06 14:50:39,455 INFO L885 garLoopResultBuilder]: At program point L261(lines 261 266) the Hoare annotation is: true [2022-04-06 14:50:39,456 INFO L885 garLoopResultBuilder]: At program point L261-1(lines 259 271) the Hoare annotation is: true [2022-04-06 14:50:39,456 INFO L885 garLoopResultBuilder]: At program point L245(line 245) the Hoare annotation is: true [2022-04-06 14:50:39,456 INFO L885 garLoopResultBuilder]: At program point L245-2(line 245) the Hoare annotation is: true [2022-04-06 14:50:39,456 INFO L885 garLoopResultBuilder]: At program point L237(line 237) the Hoare annotation is: true [2022-04-06 14:50:39,456 INFO L885 garLoopResultBuilder]: At program point L229(lines 229 232) the Hoare annotation is: true [2022-04-06 14:50:39,457 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_107EXIT(lines 218 273) the Hoare annotation is: true [2022-04-06 14:50:39,462 INFO L719 BasicCegarLoop]: Path program histogram: [2, 2] [2022-04-06 14:50:39,463 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-06 14:50:39,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 02:50:39 BoogieIcfgContainer [2022-04-06 14:50:39,478 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-06 14:50:39,479 INFO L158 Benchmark]: Toolchain (without parser) took 3837.16ms. Allocated memory was 180.4MB in the beginning and 217.1MB in the end (delta: 36.7MB). Free memory was 128.2MB in the beginning and 190.2MB in the end (delta: -62.0MB). Peak memory consumption was 98.1MB. Max. memory is 8.0GB. [2022-04-06 14:50:39,479 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 180.4MB. Free memory was 145.5MB in the beginning and 145.4MB in the end (delta: 67.9kB). There was no memory consumed. Max. memory is 8.0GB. [2022-04-06 14:50:39,479 INFO L158 Benchmark]: CACSL2BoogieTranslator took 394.08ms. Allocated memory was 180.4MB in the beginning and 217.1MB in the end (delta: 36.7MB). Free memory was 128.0MB in the beginning and 185.7MB in the end (delta: -57.7MB). Peak memory consumption was 9.2MB. Max. memory is 8.0GB. [2022-04-06 14:50:39,479 INFO L158 Benchmark]: Boogie Preprocessor took 72.50ms. Allocated memory is still 217.1MB. Free memory was 185.7MB in the beginning and 182.3MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-04-06 14:50:39,480 INFO L158 Benchmark]: RCFGBuilder took 687.31ms. Allocated memory is still 217.1MB. Free memory was 182.3MB in the beginning and 151.2MB in the end (delta: 31.0MB). Peak memory consumption was 31.5MB. Max. memory is 8.0GB. [2022-04-06 14:50:39,480 INFO L158 Benchmark]: TraceAbstraction took 2675.38ms. Allocated memory is still 217.1MB. Free memory was 150.8MB in the beginning and 190.2MB in the end (delta: -39.4MB). Peak memory consumption was 84.5MB. Max. memory is 8.0GB. [2022-04-06 14:50:39,481 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 180.4MB. Free memory was 145.5MB in the beginning and 145.4MB in the end (delta: 67.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 394.08ms. Allocated memory was 180.4MB in the beginning and 217.1MB in the end (delta: 36.7MB). Free memory was 128.0MB in the beginning and 185.7MB in the end (delta: -57.7MB). Peak memory consumption was 9.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 72.50ms. Allocated memory is still 217.1MB. Free memory was 185.7MB in the beginning and 182.3MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 687.31ms. Allocated memory is still 217.1MB. Free memory was 182.3MB in the beginning and 151.2MB in the end (delta: 31.0MB). Peak memory consumption was 31.5MB. Max. memory is 8.0GB. * TraceAbstraction took 2675.38ms. Allocated memory is still 217.1MB. Free memory was 150.8MB in the beginning and 190.2MB in the end (delta: -39.4MB). Peak memory consumption was 84.5MB. 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: 489]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 134 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 482 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 469 mSDsluCounter, 260 SdHoareTripleChecker+Invalid, 0.7s 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, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 127 LocationsWithAnnotation, 422 PreInvPairs, 533 NumberOfFragments, 353 HoareAnnotationTreeSize, 422 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 127 FomulaSimplificationsInter, 12 FormulaSimplificationTreeSizeReductionInter, 0.2s 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: 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! [2022-04-06 14:50:39,513 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...