/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_4.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-06 14:50:43,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-06 14:50:43,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-06 14:50:43,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-04-06 14:50:43,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-06 14:50:43,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-06 14:50:43,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-06 14:50:43,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-06 14:50:43,366 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-06 14:50:43,367 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-06 14:50:43,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-06 14:50:43,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-06 14:50:43,371 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-06 14:50:43,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-06 14:50:43,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-06 14:50:43,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-06 14:50:43,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-06 14:50:43,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-06 14:50:43,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-06 14:50:43,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-06 14:50:43,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-06 14:50:43,391 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 14:50:43,401 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-06 14:50:43,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-06 14:50:43,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-06 14:50:43,403 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-06 14:50:43,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-06 14:50:43,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-06 14:50:43,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-06 14:50:43,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-06 14:50:43,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-06 14:50:43,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-06 14:50:43,405 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-06 14:50:43,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-06 14:50:43,405 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-06 14:50:43,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-06 14:50:43,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-06 14:50:43,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-06 14:50:43,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-06 14:50:43,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-06 14:50:43,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 14:50:43,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-06 14:50:43,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-04-06 14:50:43,406 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-04-06 14:50:43,406 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-04-06 14:50:43,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-06 14:50:43,406 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-04-06 14:50:43,406 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-06 14:50:43,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-06 14:50:43,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-06 14:50:43,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-06 14:50:43,647 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-06 14:50:43,647 INFO L275 PluginConnector]: CDTParser initialized [2022-04-06 14:50:43,648 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c [2022-04-06 14:50:43,701 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbb9db2b2/bb80be1e2e8a4628b6db58817e2ac370/FLAGc2447b801 [2022-04-06 14:50:44,052 INFO L306 CDTParser]: Found 1 translation units. [2022-04-06 14:50:44,053 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c [2022-04-06 14:50:44,065 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbb9db2b2/bb80be1e2e8a4628b6db58817e2ac370/FLAGc2447b801 [2022-04-06 14:50:44,453 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbb9db2b2/bb80be1e2e8a4628b6db58817e2ac370 [2022-04-06 14:50:44,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-06 14:50:44,456 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-04-06 14:50:44,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-06 14:50:44,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-06 14:50:44,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-06 14:50:44,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 02:50:44" (1/1) ... [2022-04-06 14:50:44,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@211fe8e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:44, skipping insertion in model container [2022-04-06 14:50:44,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 02:50:44" (1/1) ... [2022-04-06 14:50:44,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-06 14:50:44,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-06 14:50:44,742 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_4.c[11358,11371] [2022-04-06 14:50:44,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 14:50:44,751 INFO L203 MainTranslator]: Completed pre-run [2022-04-06 14:50:44,800 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_4.c[11358,11371] [2022-04-06 14:50:44,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 14:50:44,813 INFO L208 MainTranslator]: Completed translation [2022-04-06 14:50:44,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:44 WrapperNode [2022-04-06 14:50:44,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-06 14:50:44,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-06 14:50:44,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-06 14:50:44,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-06 14:50:44,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:44" (1/1) ... [2022-04-06 14:50:44,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:44" (1/1) ... [2022-04-06 14:50:44,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:44" (1/1) ... [2022-04-06 14:50:44,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:44" (1/1) ... [2022-04-06 14:50:44,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:44" (1/1) ... [2022-04-06 14:50:44,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:44" (1/1) ... [2022-04-06 14:50:44,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:44" (1/1) ... [2022-04-06 14:50:44,885 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-06 14:50:44,885 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-06 14:50:44,886 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-06 14:50:44,886 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-06 14:50:44,887 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:44" (1/1) ... [2022-04-06 14:50:44,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 14:50:44,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 14:50:44,940 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 14:50:44,964 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 14:50:44,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-06 14:50:44,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-06 14:50:44,992 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-06 14:50:44,992 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-06 14:50:44,992 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-04-06 14:50:44,992 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2022-04-06 14:50:44,992 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2022-04-06 14:50:44,992 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2022-04-06 14:50:44,993 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2022-04-06 14:50:44,993 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2022-04-06 14:50:44,993 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2022-04-06 14:50:44,994 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2022-04-06 14:50:44,994 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-06 14:50:44,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-06 14:50:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-06 14:50:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-06 14:50:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-06 14:50:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-06 14:50:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-06 14:50:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-04-06 14:50:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-04-06 14:50:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2022-04-06 14:50:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2022-04-06 14:50:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2022-04-06 14:50:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2022-04-06 14:50:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2022-04-06 14:50:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-04-06 14:50:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2022-04-06 14:50:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2022-04-06 14:50:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-04-06 14:50:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-06 14:50:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-06 14:50:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-04-06 14:50:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-06 14:50:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-04-06 14:50:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-06 14:50:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-06 14:50:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-06 14:50:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-04-06 14:50:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-04-06 14:50:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-06 14:50:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-04-06 14:50:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-06 14:50:45,148 INFO L234 CfgBuilder]: Building ICFG [2022-04-06 14:50:45,150 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-06 14:50:45,542 INFO L275 CfgBuilder]: Performing block encoding [2022-04-06 14:50:45,549 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-06 14:50:45,550 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-04-06 14:50:45,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 02:50:45 BoogieIcfgContainer [2022-04-06 14:50:45,552 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-06 14:50:45,553 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-06 14:50:45,553 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-06 14:50:45,556 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-06 14:50:45,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 02:50:44" (1/3) ... [2022-04-06 14:50:45,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31ba76fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 02:50:45, skipping insertion in model container [2022-04-06 14:50:45,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 02:50:44" (2/3) ... [2022-04-06 14:50:45,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31ba76fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 02:50:45, skipping insertion in model container [2022-04-06 14:50:45,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 02:50:45" (3/3) ... [2022-04-06 14:50:45,558 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_4.c [2022-04-06 14:50:45,562 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-04-06 14:50:45,562 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-06 14:50:45,598 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-06 14:50:45,603 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 14:50:45,604 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-06 14:50:45,618 INFO L276 IsEmpty]: Start isEmpty. Operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-04-06 14:50:45,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-04-06 14:50:45,630 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 14:50:45,630 INFO L499 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-06 14:50:45,631 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 14:50:45,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 14:50:45,635 INFO L85 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 1 times [2022-04-06 14:50:45,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-06 14:50:45,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [68708609] [2022-04-06 14:50:45,652 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-06 14:50:45,652 INFO L85 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 2 times [2022-04-06 14:50:45,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 14:50:45,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901288184] [2022-04-06 14:50:45,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 14:50:45,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 14:50:45,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:46,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 14:50:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:46,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-04-06 14:50:46,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:46,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-04-06 14:50:46,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:46,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-04-06 14:50:46,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:46,217 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-04-06 14:50:46,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 14:50:46,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901288184] [2022-04-06 14:50:46,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901288184] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 14:50:46,219 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 14:50:46,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 14:50:46,223 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-06 14:50:46,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [68708609] [2022-04-06 14:50:46,225 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [68708609] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 14:50:46,225 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 14:50:46,225 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-06 14:50:46,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812098637] [2022-04-06 14:50:46,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 14:50:46,231 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-06 14:50:46,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-06 14:50:46,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-06 14:50:46,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-06 14:50:46,262 INFO L87 Difference]: Start difference. First operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-06 14:50:46,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 14:50:46,760 INFO L93 Difference]: Finished difference Result 245 states and 367 transitions. [2022-04-06 14:50:46,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-06 14:50:46,763 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 47 [2022-04-06 14:50:46,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 14:50:46,774 INFO L225 Difference]: With dead ends: 245 [2022-04-06 14:50:46,774 INFO L226 Difference]: Without dead ends: 120 [2022-04-06 14:50:46,781 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-06 14:50:46,789 INFO L913 BasicCegarLoop]: 133 mSDtfsCounter, 242 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-06 14:50:46,790 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 138 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-06 14:50:46,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2022-04-06 14:50:46,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2022-04-06 14:50:46,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 96 states have internal predecessors, (139), 16 states have call successors, (16), 11 states have call predecessors, (16), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-04-06 14:50:46,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 167 transitions. [2022-04-06 14:50:46,885 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 167 transitions. Word has length 47 [2022-04-06 14:50:46,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 14:50:46,886 INFO L478 AbstractCegarLoop]: Abstraction has 120 states and 167 transitions. [2022-04-06 14:50:46,886 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-06 14:50:46,886 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2022-04-06 14:50:46,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-04-06 14:50:46,894 INFO L491 BasicCegarLoop]: Found error trace [2022-04-06 14:50:46,894 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, 1, 1, 1, 1, 1] [2022-04-06 14:50:46,894 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-06 14:50:46,895 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-06 14:50:46,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-06 14:50:46,898 INFO L85 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 1 times [2022-04-06 14:50:46,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-06 14:50:46,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1290476824] [2022-04-06 14:50:46,900 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-06 14:50:46,901 INFO L85 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 2 times [2022-04-06 14:50:46,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-06 14:50:46,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666645612] [2022-04-06 14:50:46,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-06 14:50:46,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-06 14:50:46,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:47,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-06 14:50:47,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:47,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-04-06 14:50:47,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:47,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-04-06 14:50:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:47,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-04-06 14:50:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-06 14:50:47,130 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 14:50:47,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-06 14:50:47,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666645612] [2022-04-06 14:50:47,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666645612] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 14:50:47,131 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 14:50:47,131 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-04-06 14:50:47,131 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-06 14:50:47,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1290476824] [2022-04-06 14:50:47,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1290476824] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-06 14:50:47,132 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-06 14:50:47,132 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-04-06 14:50:47,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891709359] [2022-04-06 14:50:47,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-06 14:50:47,133 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-06 14:50:47,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-06 14:50:47,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-06 14:50:47,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-04-06 14:50:47,134 INFO L87 Difference]: Start difference. First operand 120 states and 167 transitions. Second operand has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-06 14:50:47,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-06 14:50:47,927 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2022-04-06 14:50:47,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-06 14:50:47,930 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 43 [2022-04-06 14:50:47,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-06 14:50:47,931 INFO L225 Difference]: With dead ends: 148 [2022-04-06 14:50:47,931 INFO L226 Difference]: Without dead ends: 0 [2022-04-06 14:50:47,932 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2022-04-06 14:50:47,933 INFO L913 BasicCegarLoop]: 119 mSDtfsCounter, 233 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 566 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-04-06 14:50:47,934 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 125 Invalid, 616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 566 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-04-06 14:50:47,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-04-06 14:50:47,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-04-06 14:50:47,935 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 14:50:47,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-04-06 14:50:47,935 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2022-04-06 14:50:47,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-06 14:50:47,936 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-04-06 14:50:47,936 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-04-06 14:50:47,936 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-06 14:50:47,936 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-06 14:50:47,938 INFO L788 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-06 14:50:47,939 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-06 14:50:47,941 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-04-06 14:50:48,468 INFO L882 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2022-04-06 14:50:48,468 INFO L882 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2022-04-06 14:50:48,468 INFO L882 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2022-04-06 14:50:48,469 INFO L885 garLoopResultBuilder]: At program point L221(line 221) the Hoare annotation is: true [2022-04-06 14:50:48,469 INFO L885 garLoopResultBuilder]: At program point L217(line 217) the Hoare annotation is: true [2022-04-06 14:50:48,469 INFO L885 garLoopResultBuilder]: At program point L217-2(line 217) the Hoare annotation is: true [2022-04-06 14:50:48,469 INFO L885 garLoopResultBuilder]: At program point L209(lines 209 225) the Hoare annotation is: true [2022-04-06 14:50:48,469 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2022-04-06 14:50:48,470 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_89EXIT(lines 193 248) the Hoare annotation is: true [2022-04-06 14:50:48,470 INFO L885 garLoopResultBuilder]: At program point L234(line 234) the Hoare annotation is: true [2022-04-06 14:50:48,470 INFO L885 garLoopResultBuilder]: At program point L234-2(line 234) the Hoare annotation is: true [2022-04-06 14:50:48,470 INFO L885 garLoopResultBuilder]: At program point L234-3(line 234) the Hoare annotation is: true [2022-04-06 14:50:48,470 INFO L885 garLoopResultBuilder]: At program point L234-5(lines 234 246) the Hoare annotation is: true [2022-04-06 14:50:48,470 INFO L885 garLoopResultBuilder]: At program point L226-1(lines 226 233) the Hoare annotation is: true [2022-04-06 14:50:48,470 INFO L885 garLoopResultBuilder]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2022-04-06 14:50:48,470 INFO L885 garLoopResultBuilder]: At program point L226-4(lines 226 233) the Hoare annotation is: true [2022-04-06 14:50:48,471 INFO L885 garLoopResultBuilder]: At program point L218(line 218) the Hoare annotation is: true [2022-04-06 14:50:48,471 INFO L885 garLoopResultBuilder]: At program point L214(line 214) the Hoare annotation is: true [2022-04-06 14:50:48,471 INFO L885 garLoopResultBuilder]: At program point L214-2(line 214) the Hoare annotation is: true [2022-04-06 14:50:48,471 INFO L885 garLoopResultBuilder]: At program point L202(lines 202 208) the Hoare annotation is: true [2022-04-06 14:50:48,471 INFO L885 garLoopResultBuilder]: At program point L202-2(lines 202 208) the Hoare annotation is: true [2022-04-06 14:50:48,471 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_89FINAL(lines 193 248) the Hoare annotation is: true [2022-04-06 14:50:48,471 INFO L885 garLoopResultBuilder]: At program point L198(lines 198 201) the Hoare annotation is: true [2022-04-06 14:50:48,472 INFO L885 garLoopResultBuilder]: At program point L223(line 223) the Hoare annotation is: true [2022-04-06 14:50:48,472 INFO L885 garLoopResultBuilder]: At program point L215(line 215) the Hoare annotation is: true [2022-04-06 14:50:48,472 INFO L885 garLoopResultBuilder]: At program point L211(line 211) the Hoare annotation is: true [2022-04-06 14:50:48,472 INFO L885 garLoopResultBuilder]: At program point L211-2(line 211) the Hoare annotation is: true [2022-04-06 14:50:48,472 INFO L885 garLoopResultBuilder]: At program point L236(lines 236 241) the Hoare annotation is: true [2022-04-06 14:50:48,472 INFO L885 garLoopResultBuilder]: At program point L236-1(lines 234 246) the Hoare annotation is: true [2022-04-06 14:50:48,472 INFO L885 garLoopResultBuilder]: At program point L220(line 220) the Hoare annotation is: true [2022-04-06 14:50:48,472 INFO L885 garLoopResultBuilder]: At program point L220-2(line 220) the Hoare annotation is: true [2022-04-06 14:50:48,473 INFO L885 garLoopResultBuilder]: At program point L212(line 212) the Hoare annotation is: true [2022-04-06 14:50:48,473 INFO L885 garLoopResultBuilder]: At program point L204(lines 204 207) the Hoare annotation is: true [2022-04-06 14:50:48,473 INFO L885 garLoopResultBuilder]: At program point L229(lines 229 232) the Hoare annotation is: true [2022-04-06 14:50:48,473 INFO L878 garLoopResultBuilder]: At program point mainENTRY(lines 427 458) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-06 14:50:48,473 INFO L885 garLoopResultBuilder]: At program point mainFINAL(lines 427 458) the Hoare annotation is: true [2022-04-06 14:50:48,473 INFO L878 garLoopResultBuilder]: At program point L457(line 457) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-06 14:50:48,473 INFO L885 garLoopResultBuilder]: At program point mainEXIT(lines 427 458) the Hoare annotation is: true [2022-04-06 14:50:48,474 INFO L878 garLoopResultBuilder]: At program point L452(lines 452 455) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-06 14:50:48,474 INFO L885 garLoopResultBuilder]: At program point L255(lines 255 269) the Hoare annotation is: true [2022-04-06 14:50:48,474 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2022-04-06 14:50:48,474 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_92EXIT(lines 249 279) the Hoare annotation is: true [2022-04-06 14:50:48,474 INFO L885 garLoopResultBuilder]: At program point L272(line 272) the Hoare annotation is: true [2022-04-06 14:50:48,474 INFO L885 garLoopResultBuilder]: At program point L272-1(line 272) the Hoare annotation is: true [2022-04-06 14:50:48,474 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_92FINAL(lines 249 279) the Hoare annotation is: true [2022-04-06 14:50:48,474 INFO L885 garLoopResultBuilder]: At program point L270-1(lines 250 279) the Hoare annotation is: true [2022-04-06 14:50:48,475 INFO L885 garLoopResultBuilder]: At program point L270-2(lines 270 277) the Hoare annotation is: true [2022-04-06 14:50:48,475 INFO L885 garLoopResultBuilder]: At program point L261(lines 261 269) the Hoare annotation is: true [2022-04-06 14:50:48,475 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_100FINAL(lines 420 426) the Hoare annotation is: true [2022-04-06 14:50:48,475 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_100EXIT(lines 420 426) the Hoare annotation is: true [2022-04-06 14:50:48,475 INFO L878 garLoopResultBuilder]: At program point L424(line 424) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-06 14:50:48,475 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_100ENTRY(lines 420 426) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-06 14:50:48,475 INFO L878 garLoopResultBuilder]: At program point L417(line 417) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-06 14:50:48,475 INFO L878 garLoopResultBuilder]: At program point L405(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-06 14:50:48,476 INFO L878 garLoopResultBuilder]: At program point L405-1(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-06 14:50:48,476 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_99ENTRY(lines 400 419) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-06 14:50:48,476 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_99EXIT(lines 400 419) the Hoare annotation is: true [2022-04-06 14:50:48,476 INFO L878 garLoopResultBuilder]: At program point L408(line 408) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-06 14:50:48,476 INFO L878 garLoopResultBuilder]: At program point L408-2(lines 408 415) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-06 14:50:48,476 INFO L878 garLoopResultBuilder]: At program point L406-2(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-06 14:50:48,476 INFO L878 garLoopResultBuilder]: At program point L406-3(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-06 14:50:48,477 INFO L878 garLoopResultBuilder]: At program point L406-4(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-06 14:50:48,477 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_99FINAL(lines 400 419) the Hoare annotation is: true [2022-04-06 14:50:48,477 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2022-04-06 14:50:48,477 INFO L882 garLoopResultBuilder]: For program point L6(line 6) no Hoare annotation was computed. [2022-04-06 14:50:48,477 INFO L882 garLoopResultBuilder]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2022-04-06 14:50:48,477 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2022-04-06 14:50:48,477 INFO L885 garLoopResultBuilder]: At program point L378(line 378) the Hoare annotation is: true [2022-04-06 14:50:48,477 INFO L885 garLoopResultBuilder]: At program point L378-1(lines 378 381) the Hoare annotation is: true [2022-04-06 14:50:48,478 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_97ENTRY(lines 331 399) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-06 14:50:48,478 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_97EXIT(lines 331 399) the Hoare annotation is: true [2022-04-06 14:50:48,478 INFO L885 garLoopResultBuilder]: At program point L358-2(lines 358 396) the Hoare annotation is: true [2022-04-06 14:50:48,478 INFO L885 garLoopResultBuilder]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2022-04-06 14:50:48,478 INFO L885 garLoopResultBuilder]: At program point L371(line 371) the Hoare annotation is: true [2022-04-06 14:50:48,478 INFO L885 garLoopResultBuilder]: At program point L371-1(lines 371 374) the Hoare annotation is: true [2022-04-06 14:50:48,478 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_97FINAL(lines 331 399) the Hoare annotation is: true [2022-04-06 14:50:48,479 INFO L885 garLoopResultBuilder]: At program point L388(line 388) the Hoare annotation is: true [2022-04-06 14:50:48,479 INFO L885 garLoopResultBuilder]: At program point L388-1(line 388) the Hoare annotation is: true [2022-04-06 14:50:48,479 INFO L885 garLoopResultBuilder]: At program point L376-2(lines 376 393) the Hoare annotation is: true [2022-04-06 14:50:48,479 INFO L885 garLoopResultBuilder]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2022-04-06 14:50:48,479 INFO L885 garLoopResultBuilder]: At program point L376-4(lines 376 393) the Hoare annotation is: true [2022-04-06 14:50:48,479 INFO L885 garLoopResultBuilder]: At program point L389(lines 389 392) the Hoare annotation is: true [2022-04-06 14:50:48,479 INFO L885 garLoopResultBuilder]: At program point L356(lines 356 397) the Hoare annotation is: true [2022-04-06 14:50:48,479 INFO L885 garLoopResultBuilder]: At program point L352-2(lines 352 355) the Hoare annotation is: true [2022-04-06 14:50:48,480 INFO L885 garLoopResultBuilder]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2022-04-06 14:50:48,480 INFO L885 garLoopResultBuilder]: At program point L352-4(lines 332 399) the Hoare annotation is: true [2022-04-06 14:50:48,480 INFO L885 garLoopResultBuilder]: At program point L365(line 365) the Hoare annotation is: true [2022-04-06 14:50:48,480 INFO L885 garLoopResultBuilder]: At program point L365-1(lines 365 368) the Hoare annotation is: true [2022-04-06 14:50:48,480 INFO L885 garLoopResultBuilder]: At program point L361(line 361) the Hoare annotation is: true [2022-04-06 14:50:48,480 INFO L885 garLoopResultBuilder]: At program point L361-1(lines 361 364) the Hoare annotation is: true [2022-04-06 14:50:48,480 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2022-04-06 14:50:48,480 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_95EXIT(lines 280 299) the Hoare annotation is: true [2022-04-06 14:50:48,480 INFO L878 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-04-06 14:50:48,481 INFO L885 garLoopResultBuilder]: At program point L296(line 296) the Hoare annotation is: true [2022-04-06 14:50:48,481 INFO L878 garLoopResultBuilder]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-04-06 14:50:48,481 INFO L885 garLoopResultBuilder]: At program point L296-1(line 296) the Hoare annotation is: true [2022-04-06 14:50:48,481 INFO L878 garLoopResultBuilder]: At program point L298-3(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-04-06 14:50:48,481 INFO L885 garLoopResultBuilder]: At program point L290(line 290) the Hoare annotation is: true [2022-04-06 14:50:48,481 INFO L885 garLoopResultBuilder]: At program point L290-1(line 290) the Hoare annotation is: true [2022-04-06 14:50:48,481 INFO L885 garLoopResultBuilder]: At program point L288(lines 288 295) the Hoare annotation is: true [2022-04-06 14:50:48,481 INFO L885 garLoopResultBuilder]: At program point L288-2(lines 288 295) the Hoare annotation is: true [2022-04-06 14:50:48,482 INFO L885 garLoopResultBuilder]: At program point L284(lines 284 287) the Hoare annotation is: true [2022-04-06 14:50:48,482 INFO L885 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-04-06 14:50:48,482 INFO L885 garLoopResultBuilder]: At program point L297-1(line 297) the Hoare annotation is: true [2022-04-06 14:50:48,482 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_95FINAL(lines 280 299) the Hoare annotation is: true [2022-04-06 14:50:48,482 INFO L885 garLoopResultBuilder]: At program point L318(lines 318 323) the Hoare annotation is: true [2022-04-06 14:50:48,482 INFO L885 garLoopResultBuilder]: At program point L318-1(lines 316 328) the Hoare annotation is: true [2022-04-06 14:50:48,482 INFO L885 garLoopResultBuilder]: At program point L316(line 316) the Hoare annotation is: true [2022-04-06 14:50:48,482 INFO L885 garLoopResultBuilder]: At program point L316-2(line 316) the Hoare annotation is: true [2022-04-06 14:50:48,482 INFO L885 garLoopResultBuilder]: At program point L316-3(line 316) the Hoare annotation is: true [2022-04-06 14:50:48,483 INFO L885 garLoopResultBuilder]: At program point L316-5(lines 316 328) the Hoare annotation is: true [2022-04-06 14:50:48,483 INFO L885 garLoopResultBuilder]: At program point L308-1(lines 308 315) the Hoare annotation is: true [2022-04-06 14:50:48,483 INFO L885 garLoopResultBuilder]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2022-04-06 14:50:48,483 INFO L885 garLoopResultBuilder]: At program point L304(lines 304 307) the Hoare annotation is: true [2022-04-06 14:50:48,483 INFO L885 garLoopResultBuilder]: At program point L308-4(lines 308 315) the Hoare annotation is: true [2022-04-06 14:50:48,483 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_96FINAL(lines 300 330) the Hoare annotation is: true [2022-04-06 14:50:48,483 INFO L885 garLoopResultBuilder]: At program point L311(lines 311 314) the Hoare annotation is: true [2022-04-06 14:50:48,483 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2022-04-06 14:50:48,483 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_96EXIT(lines 300 330) the Hoare annotation is: true [2022-04-06 14:50:48,483 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2022-04-06 14:50:48,484 INFO L878 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#NULL.offset| |old(#NULL.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |old(#NULL.base)| |#NULL.base|)) [2022-04-06 14:50:48,484 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2022-04-06 14:50:48,484 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2022-04-06 14:50:48,484 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-04-06 14:50:48,484 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-04-06 14:50:48,484 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2022-04-06 14:50:48,484 INFO L885 garLoopResultBuilder]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2022-04-06 14:50:48,484 INFO L885 garLoopResultBuilder]: At program point L11(lines 11 14) the Hoare annotation is: true [2022-04-06 14:50:48,484 INFO L885 garLoopResultBuilder]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2022-04-06 14:50:48,485 INFO L885 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-04-06 14:50:48,485 INFO L878 garLoopResultBuilder]: At program point L463(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2022-04-06 14:50:48,485 INFO L885 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2022-04-06 14:50:48,485 INFO L878 garLoopResultBuilder]: At program point L461(lines 461 464) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-04-06 14:50:48,485 INFO L878 garLoopResultBuilder]: At program point L461-2(lines 459 466) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-04-06 14:50:48,485 INFO L878 garLoopResultBuilder]: At program point __VERIFIER_assertEXIT(lines 459 466) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-04-06 14:50:48,485 INFO L878 garLoopResultBuilder]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2022-04-06 14:50:48,491 INFO L719 BasicCegarLoop]: Path program histogram: [2, 2] [2022-04-06 14:50:48,493 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-06 14:50:48,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 02:50:48 BoogieIcfgContainer [2022-04-06 14:50:48,509 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-06 14:50:48,510 INFO L158 Benchmark]: Toolchain (without parser) took 4053.39ms. Allocated memory was 174.1MB in the beginning and 223.3MB in the end (delta: 49.3MB). Free memory was 121.4MB in the beginning and 176.8MB in the end (delta: -55.4MB). Peak memory consumption was 101.6MB. Max. memory is 8.0GB. [2022-04-06 14:50:48,510 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 174.1MB. Free memory was 138.1MB in the beginning and 137.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 8.0GB. [2022-04-06 14:50:48,511 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.52ms. Allocated memory was 174.1MB in the beginning and 223.3MB in the end (delta: 49.3MB). Free memory was 121.3MB in the beginning and 192.8MB in the end (delta: -71.6MB). Peak memory consumption was 15.4MB. Max. memory is 8.0GB. [2022-04-06 14:50:48,511 INFO L158 Benchmark]: Boogie Preprocessor took 70.29ms. Allocated memory is still 223.3MB. Free memory was 192.8MB in the beginning and 189.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-04-06 14:50:48,511 INFO L158 Benchmark]: RCFGBuilder took 666.17ms. Allocated memory is still 223.3MB. Free memory was 189.1MB in the beginning and 158.7MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-04-06 14:50:48,512 INFO L158 Benchmark]: TraceAbstraction took 2956.03ms. Allocated memory is still 223.3MB. Free memory was 158.2MB in the beginning and 176.8MB in the end (delta: -18.6MB). Peak memory consumption was 89.3MB. Max. memory is 8.0GB. [2022-04-06 14:50:48,513 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 174.1MB. Free memory was 138.1MB in the beginning and 137.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 356.52ms. Allocated memory was 174.1MB in the beginning and 223.3MB in the end (delta: 49.3MB). Free memory was 121.3MB in the beginning and 192.8MB in the end (delta: -71.6MB). Peak memory consumption was 15.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 70.29ms. Allocated memory is still 223.3MB. Free memory was 192.8MB in the beginning and 189.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 666.17ms. Allocated memory is still 223.3MB. Free memory was 189.1MB in the beginning and 158.7MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * TraceAbstraction took 2956.03ms. Allocated memory is still 223.3MB. Free memory was 158.2MB in the beginning and 176.8MB in the end (delta: -18.6MB). Peak memory consumption was 89.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 463]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 136 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 488 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 475 mSDsluCounter, 263 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11 mSDsCounter, 93 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 667 IncrementalHoareTripleChecker+Invalid, 760 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 93 mSolverCounterUnsat, 252 mSDtfsCounter, 667 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 129 LocationsWithAnnotation, 455 PreInvPairs, 572 NumberOfFragments, 353 HoareAnnotationTreeSize, 455 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 129 FomulaSimplificationsInter, 15 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: \old(Id_MCDC_114) == Id_MCDC_114 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 420]: Procedure Contract for Id_MCDC_100 Derived contract for procedure Id_MCDC_100: 1 - ProcedureContractResult [Line: 400]: Procedure Contract for Id_MCDC_99 Derived contract for procedure Id_MCDC_99: 1 - ProcedureContractResult [Line: 193]: Procedure Contract for Id_MCDC_89 Derived contract for procedure Id_MCDC_89: 1 - ProcedureContractResult [Line: 331]: Procedure Contract for Id_MCDC_97 Derived contract for procedure Id_MCDC_97: 1 - ProcedureContractResult [Line: 427]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 280]: Procedure Contract for Id_MCDC_95 Derived contract for procedure Id_MCDC_95: 1 - ProcedureContractResult [Line: 300]: Procedure Contract for Id_MCDC_96 Derived contract for procedure Id_MCDC_96: 1 - ProcedureContractResult [Line: 249]: Procedure Contract for Id_MCDC_92 Derived contract for procedure Id_MCDC_92: 1 - ProcedureContractResult [Line: 9]: Procedure Contract for avoid_zero Derived contract for procedure avoid_zero: 1 - ProcedureContractResult [Line: 459]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert: !(Id_MCDC_103 == 0) || \old(Id_MCDC_103) == 0 RESULT: Ultimate proved your program to be correct! [2022-04-06 14:50:48,547 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...