/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-5d317bd [2022-03-19 08:08:29,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-19 08:08:29,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-19 08:08:29,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-19 08:08:29,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-19 08:08:29,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-19 08:08:29,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-19 08:08:29,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-19 08:08:29,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-19 08:08:29,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-19 08:08:29,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-19 08:08:29,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-19 08:08:29,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-19 08:08:29,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-19 08:08:29,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-19 08:08:29,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-19 08:08:29,513 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-19 08:08:29,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-19 08:08:29,515 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-19 08:08:29,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-19 08:08:29,523 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-19 08:08:29,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-19 08:08:29,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-19 08:08:29,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-19 08:08:29,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-19 08:08:29,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-19 08:08:29,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-19 08:08:29,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-19 08:08:29,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-19 08:08:29,540 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf [2022-03-19 08:08:29,549 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-19 08:08:29,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-19 08:08:29,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-19 08:08:29,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-19 08:08:29,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-19 08:08:29,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-19 08:08:29,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-19 08:08:29,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-19 08:08:29,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-19 08:08:29,553 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-19 08:08:29,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-19 08:08:29,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-19 08:08:29,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-19 08:08:29,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-19 08:08:29,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-19 08:08:29,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-19 08:08:29,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-19 08:08:29,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-19 08:08:29,554 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-03-19 08:08:29,554 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-03-19 08:08:29,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-19 08:08:29,554 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=QVASR [2022-03-19 08:08:29,554 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-19 08:08:29,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-19 08:08:29,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-19 08:08:29,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-19 08:08:29,779 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-19 08:08:29,779 INFO L275 PluginConnector]: CDTParser initialized [2022-03-19 08:08:29,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2022-03-19 08:08:29,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52c744d9/1d9e7fb2374646f392f7d2f2d65e7a02/FLAG2d34c5045 [2022-03-19 08:08:30,180 INFO L306 CDTParser]: Found 1 translation units. [2022-03-19 08:08:30,180 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2022-03-19 08:08:30,189 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52c744d9/1d9e7fb2374646f392f7d2f2d65e7a02/FLAG2d34c5045 [2022-03-19 08:08:30,586 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52c744d9/1d9e7fb2374646f392f7d2f2d65e7a02 [2022-03-19 08:08:30,588 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-19 08:08:30,589 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-19 08:08:30,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-19 08:08:30,591 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-19 08:08:30,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-19 08:08:30,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.03 08:08:30" (1/1) ... [2022-03-19 08:08:30,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76a89308 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 08:08:30, skipping insertion in model container [2022-03-19 08:08:30,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.03 08:08:30" (1/1) ... [2022-03-19 08:08:30,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-19 08:08:30,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-19 08:08:30,811 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c[11314,11327] [2022-03-19 08:08:30,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-19 08:08:30,819 INFO L203 MainTranslator]: Completed pre-run [2022-03-19 08:08:30,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c[11314,11327] [2022-03-19 08:08:30,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-19 08:08:30,871 INFO L208 MainTranslator]: Completed translation [2022-03-19 08:08:30,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 08:08:30 WrapperNode [2022-03-19 08:08:30,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-19 08:08:30,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-19 08:08:30,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-19 08:08:30,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-19 08:08:30,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 08:08:30" (1/1) ... [2022-03-19 08:08:30,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 08:08:30" (1/1) ... [2022-03-19 08:08:30,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 08:08:30" (1/1) ... [2022-03-19 08:08:30,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 08:08:30" (1/1) ... [2022-03-19 08:08:30,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 08:08:30" (1/1) ... [2022-03-19 08:08:30,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 08:08:30" (1/1) ... [2022-03-19 08:08:30,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 08:08:30" (1/1) ... [2022-03-19 08:08:30,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-19 08:08:30,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-19 08:08:30,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-19 08:08:30,920 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-19 08:08:30,920 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 08:08:30" (1/1) ... [2022-03-19 08:08:30,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-19 08:08:30,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-19 08:08:30,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-19 08:08:30,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-19 08:08:30,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-19 08:08:30,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-19 08:08:30,975 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-19 08:08:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-03-19 08:08:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-03-19 08:08:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2022-03-19 08:08:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2022-03-19 08:08:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2022-03-19 08:08:30,977 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2022-03-19 08:08:30,977 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2022-03-19 08:08:30,977 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2022-03-19 08:08:30,978 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2022-03-19 08:08:30,978 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-19 08:08:30,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-03-19 08:08:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-19 08:08:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-19 08:08:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-19 08:08:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-19 08:08:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-03-19 08:08:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-03-19 08:08:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-03-19 08:08:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2022-03-19 08:08:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2022-03-19 08:08:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2022-03-19 08:08:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2022-03-19 08:08:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2022-03-19 08:08:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-03-19 08:08:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2022-03-19 08:08:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2022-03-19 08:08:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-03-19 08:08:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-19 08:08:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-03-19 08:08:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-19 08:08:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-19 08:08:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-19 08:08:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-19 08:08:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-19 08:08:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-19 08:08:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-19 08:08:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-19 08:08:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-19 08:08:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-03-19 08:08:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-19 08:08:31,104 INFO L234 CfgBuilder]: Building ICFG [2022-03-19 08:08:31,106 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-19 08:08:31,516 INFO L275 CfgBuilder]: Performing block encoding [2022-03-19 08:08:31,522 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-19 08:08:31,522 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-03-19 08:08:31,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.03 08:08:31 BoogieIcfgContainer [2022-03-19 08:08:31,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-19 08:08:31,525 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-19 08:08:31,525 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-19 08:08:31,529 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-19 08:08:31,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.03 08:08:30" (1/3) ... [2022-03-19 08:08:31,529 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1419531a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.03 08:08:31, skipping insertion in model container [2022-03-19 08:08:31,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.03 08:08:30" (2/3) ... [2022-03-19 08:08:31,530 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1419531a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.03 08:08:31, skipping insertion in model container [2022-03-19 08:08:31,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.03 08:08:31" (3/3) ... [2022-03-19 08:08:31,531 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_5.c [2022-03-19 08:08:31,535 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-19 08:08:31,535 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-19 08:08:31,564 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-19 08:08:31,569 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-03-19 08:08:31,569 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-19 08:08:31,587 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) [2022-03-19 08:08:31,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-03-19 08:08:31,597 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 08:08:31,597 INFO L500 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] [2022-03-19 08:08:31,598 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 08:08:31,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 08:08:31,602 INFO L85 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 1 times [2022-03-19 08:08:31,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-03-19 08:08:31,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [771250329] [2022-03-19 08:08:31,628 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-03-19 08:08:31,628 INFO L85 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 2 times [2022-03-19 08:08:31,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 08:08:31,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693758589] [2022-03-19 08:08:31,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 08:08:31,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 08:08:31,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 08:08:31,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 08:08:31,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 08:08:31,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-03-19 08:08:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 08:08:31,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-03-19 08:08:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 08:08:32,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-03-19 08:08:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 08:08:32,014 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-03-19 08:08:32,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 08:08:32,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693758589] [2022-03-19 08:08:32,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693758589] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 08:08:32,015 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 08:08:32,015 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-19 08:08:32,017 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-03-19 08:08:32,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [771250329] [2022-03-19 08:08:32,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [771250329] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 08:08:32,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 08:08:32,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-19 08:08:32,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792186312] [2022-03-19 08:08:32,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 08:08:32,024 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-19 08:08:32,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-03-19 08:08:32,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-19 08:08:32,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-19 08:08:32,051 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) [2022-03-19 08:08:32,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 08:08:32,494 INFO L93 Difference]: Finished difference Result 245 states and 367 transitions. [2022-03-19 08:08:32,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-19 08:08:32,496 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 [2022-03-19 08:08:32,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 08:08:32,509 INFO L225 Difference]: With dead ends: 245 [2022-03-19 08:08:32,509 INFO L226 Difference]: Without dead ends: 120 [2022-03-19 08:08:32,519 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-19 08:08:32,524 INFO L912 BasicCegarLoop]: 133 mSDtfsCounter, 242 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-19 08:08:32,525 INFO L913 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] [2022-03-19 08:08:32,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2022-03-19 08:08:32,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2022-03-19 08:08:32,573 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) [2022-03-19 08:08:32,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 167 transitions. [2022-03-19 08:08:32,575 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 167 transitions. Word has length 47 [2022-03-19 08:08:32,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 08:08:32,576 INFO L478 AbstractCegarLoop]: Abstraction has 120 states and 167 transitions. [2022-03-19 08:08:32,576 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) [2022-03-19 08:08:32,576 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2022-03-19 08:08:32,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-03-19 08:08:32,578 INFO L492 BasicCegarLoop]: Found error trace [2022-03-19 08:08:32,578 INFO L500 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-19 08:08:32,578 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-19 08:08:32,579 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-19 08:08:32,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-19 08:08:32,579 INFO L85 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 1 times [2022-03-19 08:08:32,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-03-19 08:08:32,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [867083041] [2022-03-19 08:08:32,580 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-03-19 08:08:32,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 2 times [2022-03-19 08:08:32,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-19 08:08:32,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966919181] [2022-03-19 08:08:32,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-19 08:08:32,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-19 08:08:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 08:08:32,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-19 08:08:32,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 08:08:32,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-03-19 08:08:32,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 08:08:32,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-03-19 08:08:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 08:08:32,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-03-19 08:08:32,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-19 08:08:32,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-19 08:08:32,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-19 08:08:32,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966919181] [2022-03-19 08:08:32,830 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966919181] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 08:08:32,830 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 08:08:32,830 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-03-19 08:08:32,830 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-03-19 08:08:32,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [867083041] [2022-03-19 08:08:32,830 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [867083041] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-19 08:08:32,831 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-19 08:08:32,831 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-03-19 08:08:32,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663730483] [2022-03-19 08:08:32,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-19 08:08:32,832 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-19 08:08:32,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-03-19 08:08:32,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-19 08:08:32,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-03-19 08:08:32,833 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) [2022-03-19 08:08:33,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-19 08:08:33,524 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2022-03-19 08:08:33,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-19 08:08:33,529 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 [2022-03-19 08:08:33,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-19 08:08:33,530 INFO L225 Difference]: With dead ends: 148 [2022-03-19 08:08:33,530 INFO L226 Difference]: Without dead ends: 0 [2022-03-19 08:08:33,531 INFO L911 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 [2022-03-19 08:08:33,531 INFO L912 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, 0.4s IncrementalHoareTripleChecker+Time [2022-03-19 08:08:33,532 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 125 Invalid, 616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 566 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-19 08:08:33,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-19 08:08:33,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-19 08:08:33,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-19 08:08:33,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-19 08:08:33,533 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2022-03-19 08:08:33,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-19 08:08:33,533 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-19 08:08:33,533 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) [2022-03-19 08:08:33,534 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-19 08:08:33,534 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-19 08:08:33,536 INFO L788 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-03-19 08:08:33,536 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-19 08:08:33,537 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-03-19 08:08:33,990 INFO L882 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2022-03-19 08:08:33,991 INFO L882 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2022-03-19 08:08:33,994 INFO L882 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2022-03-19 08:08:33,994 INFO L885 garLoopResultBuilder]: At program point L221(line 221) the Hoare annotation is: true [2022-03-19 08:08:33,995 INFO L885 garLoopResultBuilder]: At program point L217(line 217) the Hoare annotation is: true [2022-03-19 08:08:33,995 INFO L885 garLoopResultBuilder]: At program point L217-2(line 217) the Hoare annotation is: true [2022-03-19 08:08:33,995 INFO L885 garLoopResultBuilder]: At program point L209(lines 209 225) the Hoare annotation is: true [2022-03-19 08:08:33,995 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2022-03-19 08:08:33,996 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_89EXIT(lines 193 248) the Hoare annotation is: true [2022-03-19 08:08:33,996 INFO L885 garLoopResultBuilder]: At program point L234(line 234) the Hoare annotation is: true [2022-03-19 08:08:33,996 INFO L885 garLoopResultBuilder]: At program point L234-2(line 234) the Hoare annotation is: true [2022-03-19 08:08:33,996 INFO L885 garLoopResultBuilder]: At program point L234-3(line 234) the Hoare annotation is: true [2022-03-19 08:08:33,997 INFO L885 garLoopResultBuilder]: At program point L234-5(lines 234 246) the Hoare annotation is: true [2022-03-19 08:08:33,997 INFO L885 garLoopResultBuilder]: At program point L226-1(lines 226 233) the Hoare annotation is: true [2022-03-19 08:08:33,997 INFO L885 garLoopResultBuilder]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2022-03-19 08:08:33,997 INFO L885 garLoopResultBuilder]: At program point L226-4(lines 226 233) the Hoare annotation is: true [2022-03-19 08:08:33,997 INFO L885 garLoopResultBuilder]: At program point L218(line 218) the Hoare annotation is: true [2022-03-19 08:08:33,998 INFO L885 garLoopResultBuilder]: At program point L214(line 214) the Hoare annotation is: true [2022-03-19 08:08:33,998 INFO L885 garLoopResultBuilder]: At program point L214-2(line 214) the Hoare annotation is: true [2022-03-19 08:08:33,998 INFO L885 garLoopResultBuilder]: At program point L202(lines 202 208) the Hoare annotation is: true [2022-03-19 08:08:33,998 INFO L885 garLoopResultBuilder]: At program point L202-2(lines 202 208) the Hoare annotation is: true [2022-03-19 08:08:33,998 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_89FINAL(lines 193 248) the Hoare annotation is: true [2022-03-19 08:08:33,998 INFO L885 garLoopResultBuilder]: At program point L198(lines 198 201) the Hoare annotation is: true [2022-03-19 08:08:33,998 INFO L885 garLoopResultBuilder]: At program point L223(line 223) the Hoare annotation is: true [2022-03-19 08:08:33,998 INFO L885 garLoopResultBuilder]: At program point L215(line 215) the Hoare annotation is: true [2022-03-19 08:08:33,998 INFO L885 garLoopResultBuilder]: At program point L211(line 211) the Hoare annotation is: true [2022-03-19 08:08:33,998 INFO L885 garLoopResultBuilder]: At program point L211-2(line 211) the Hoare annotation is: true [2022-03-19 08:08:33,998 INFO L885 garLoopResultBuilder]: At program point L236(lines 236 241) the Hoare annotation is: true [2022-03-19 08:08:33,998 INFO L885 garLoopResultBuilder]: At program point L236-1(lines 234 246) the Hoare annotation is: true [2022-03-19 08:08:33,999 INFO L885 garLoopResultBuilder]: At program point L220(line 220) the Hoare annotation is: true [2022-03-19 08:08:33,999 INFO L885 garLoopResultBuilder]: At program point L220-2(line 220) the Hoare annotation is: true [2022-03-19 08:08:33,999 INFO L885 garLoopResultBuilder]: At program point L212(line 212) the Hoare annotation is: true [2022-03-19 08:08:33,999 INFO L885 garLoopResultBuilder]: At program point L204(lines 204 207) the Hoare annotation is: true [2022-03-19 08:08:34,000 INFO L885 garLoopResultBuilder]: At program point L229(lines 229 232) the Hoare annotation is: true [2022-03-19 08:08:34,000 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|)) [2022-03-19 08:08:34,000 INFO L885 garLoopResultBuilder]: At program point mainFINAL(lines 427 458) the Hoare annotation is: true [2022-03-19 08:08:34,000 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|)) [2022-03-19 08:08:34,000 INFO L885 garLoopResultBuilder]: At program point mainEXIT(lines 427 458) the Hoare annotation is: true [2022-03-19 08:08:34,000 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|)) [2022-03-19 08:08:34,000 INFO L885 garLoopResultBuilder]: At program point L255(lines 255 269) the Hoare annotation is: true [2022-03-19 08:08:34,001 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2022-03-19 08:08:34,001 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_92EXIT(lines 249 279) the Hoare annotation is: true [2022-03-19 08:08:34,001 INFO L885 garLoopResultBuilder]: At program point L272(line 272) the Hoare annotation is: true [2022-03-19 08:08:34,001 INFO L885 garLoopResultBuilder]: At program point L272-1(line 272) the Hoare annotation is: true [2022-03-19 08:08:34,001 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_92FINAL(lines 249 279) the Hoare annotation is: true [2022-03-19 08:08:34,001 INFO L885 garLoopResultBuilder]: At program point L270-1(lines 250 279) the Hoare annotation is: true [2022-03-19 08:08:34,001 INFO L885 garLoopResultBuilder]: At program point L270-2(lines 270 277) the Hoare annotation is: true [2022-03-19 08:08:34,001 INFO L885 garLoopResultBuilder]: At program point L261(lines 261 269) the Hoare annotation is: true [2022-03-19 08:08:34,001 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_100FINAL(lines 420 426) the Hoare annotation is: true [2022-03-19 08:08:34,001 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_100EXIT(lines 420 426) the Hoare annotation is: true [2022-03-19 08:08:34,001 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|)) [2022-03-19 08:08:34,002 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|)) [2022-03-19 08:08:34,002 INFO L878 garLoopResultBuilder]: At program point L417(line 417) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-19 08:08:34,003 INFO L878 garLoopResultBuilder]: At program point L405(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-19 08:08:34,003 INFO L878 garLoopResultBuilder]: At program point L405-1(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-19 08:08:34,003 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|)) [2022-03-19 08:08:34,004 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_99EXIT(lines 400 419) the Hoare annotation is: true [2022-03-19 08:08:34,004 INFO L878 garLoopResultBuilder]: At program point L408(line 408) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-19 08:08:34,004 INFO L878 garLoopResultBuilder]: At program point L408-2(lines 408 415) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-19 08:08:34,004 INFO L878 garLoopResultBuilder]: At program point L406-2(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-19 08:08:34,004 INFO L878 garLoopResultBuilder]: At program point L406-3(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-19 08:08:34,004 INFO L878 garLoopResultBuilder]: At program point L406-4(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-19 08:08:34,005 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_99FINAL(lines 400 419) the Hoare annotation is: true [2022-03-19 08:08:34,005 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2022-03-19 08:08:34,005 INFO L882 garLoopResultBuilder]: For program point L6(line 6) no Hoare annotation was computed. [2022-03-19 08:08:34,005 INFO L882 garLoopResultBuilder]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2022-03-19 08:08:34,005 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2022-03-19 08:08:34,005 INFO L885 garLoopResultBuilder]: At program point L378(line 378) the Hoare annotation is: true [2022-03-19 08:08:34,009 INFO L885 garLoopResultBuilder]: At program point L378-1(lines 378 381) the Hoare annotation is: true [2022-03-19 08:08:34,009 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|)) [2022-03-19 08:08:34,011 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_97EXIT(lines 331 399) the Hoare annotation is: true [2022-03-19 08:08:34,011 INFO L885 garLoopResultBuilder]: At program point L358-2(lines 358 396) the Hoare annotation is: true [2022-03-19 08:08:34,013 INFO L885 garLoopResultBuilder]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2022-03-19 08:08:34,014 INFO L885 garLoopResultBuilder]: At program point L371(line 371) the Hoare annotation is: true [2022-03-19 08:08:34,014 INFO L885 garLoopResultBuilder]: At program point L371-1(lines 371 374) the Hoare annotation is: true [2022-03-19 08:08:34,014 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_97FINAL(lines 331 399) the Hoare annotation is: true [2022-03-19 08:08:34,014 INFO L885 garLoopResultBuilder]: At program point L388(line 388) the Hoare annotation is: true [2022-03-19 08:08:34,015 INFO L885 garLoopResultBuilder]: At program point L388-1(line 388) the Hoare annotation is: true [2022-03-19 08:08:34,015 INFO L885 garLoopResultBuilder]: At program point L376-2(lines 376 393) the Hoare annotation is: true [2022-03-19 08:08:34,018 INFO L885 garLoopResultBuilder]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2022-03-19 08:08:34,018 INFO L885 garLoopResultBuilder]: At program point L376-4(lines 376 393) the Hoare annotation is: true [2022-03-19 08:08:34,019 INFO L885 garLoopResultBuilder]: At program point L389(lines 389 392) the Hoare annotation is: true [2022-03-19 08:08:34,019 INFO L885 garLoopResultBuilder]: At program point L356(lines 356 397) the Hoare annotation is: true [2022-03-19 08:08:34,019 INFO L885 garLoopResultBuilder]: At program point L352-2(lines 352 355) the Hoare annotation is: true [2022-03-19 08:08:34,019 INFO L885 garLoopResultBuilder]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2022-03-19 08:08:34,019 INFO L885 garLoopResultBuilder]: At program point L352-4(lines 332 399) the Hoare annotation is: true [2022-03-19 08:08:34,019 INFO L885 garLoopResultBuilder]: At program point L365(line 365) the Hoare annotation is: true [2022-03-19 08:08:34,019 INFO L885 garLoopResultBuilder]: At program point L365-1(lines 365 368) the Hoare annotation is: true [2022-03-19 08:08:34,019 INFO L885 garLoopResultBuilder]: At program point L361(line 361) the Hoare annotation is: true [2022-03-19 08:08:34,019 INFO L885 garLoopResultBuilder]: At program point L361-1(lines 361 364) the Hoare annotation is: true [2022-03-19 08:08:34,019 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2022-03-19 08:08:34,020 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_95EXIT(lines 280 299) the Hoare annotation is: true [2022-03-19 08:08:34,020 INFO L878 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-03-19 08:08:34,020 INFO L885 garLoopResultBuilder]: At program point L296(line 296) the Hoare annotation is: true [2022-03-19 08:08:34,020 INFO L878 garLoopResultBuilder]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-03-19 08:08:34,020 INFO L885 garLoopResultBuilder]: At program point L296-1(line 296) the Hoare annotation is: true [2022-03-19 08:08:34,020 INFO L878 garLoopResultBuilder]: At program point L298-3(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-03-19 08:08:34,020 INFO L885 garLoopResultBuilder]: At program point L290(line 290) the Hoare annotation is: true [2022-03-19 08:08:34,020 INFO L885 garLoopResultBuilder]: At program point L290-1(line 290) the Hoare annotation is: true [2022-03-19 08:08:34,020 INFO L885 garLoopResultBuilder]: At program point L288(lines 288 295) the Hoare annotation is: true [2022-03-19 08:08:34,020 INFO L885 garLoopResultBuilder]: At program point L288-2(lines 288 295) the Hoare annotation is: true [2022-03-19 08:08:34,020 INFO L885 garLoopResultBuilder]: At program point L284(lines 284 287) the Hoare annotation is: true [2022-03-19 08:08:34,020 INFO L885 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-03-19 08:08:34,020 INFO L885 garLoopResultBuilder]: At program point L297-1(line 297) the Hoare annotation is: true [2022-03-19 08:08:34,020 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_95FINAL(lines 280 299) the Hoare annotation is: true [2022-03-19 08:08:34,020 INFO L885 garLoopResultBuilder]: At program point L318(lines 318 323) the Hoare annotation is: true [2022-03-19 08:08:34,021 INFO L885 garLoopResultBuilder]: At program point L318-1(lines 316 328) the Hoare annotation is: true [2022-03-19 08:08:34,021 INFO L885 garLoopResultBuilder]: At program point L316(line 316) the Hoare annotation is: true [2022-03-19 08:08:34,021 INFO L885 garLoopResultBuilder]: At program point L316-2(line 316) the Hoare annotation is: true [2022-03-19 08:08:34,021 INFO L885 garLoopResultBuilder]: At program point L316-3(line 316) the Hoare annotation is: true [2022-03-19 08:08:34,021 INFO L885 garLoopResultBuilder]: At program point L316-5(lines 316 328) the Hoare annotation is: true [2022-03-19 08:08:34,021 INFO L885 garLoopResultBuilder]: At program point L308-1(lines 308 315) the Hoare annotation is: true [2022-03-19 08:08:34,021 INFO L885 garLoopResultBuilder]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2022-03-19 08:08:34,021 INFO L885 garLoopResultBuilder]: At program point L304(lines 304 307) the Hoare annotation is: true [2022-03-19 08:08:34,021 INFO L885 garLoopResultBuilder]: At program point L308-4(lines 308 315) the Hoare annotation is: true [2022-03-19 08:08:34,021 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_96FINAL(lines 300 330) the Hoare annotation is: true [2022-03-19 08:08:34,021 INFO L885 garLoopResultBuilder]: At program point L311(lines 311 314) the Hoare annotation is: true [2022-03-19 08:08:34,021 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2022-03-19 08:08:34,021 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_96EXIT(lines 300 330) the Hoare annotation is: true [2022-03-19 08:08:34,021 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2022-03-19 08:08:34,022 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|)) [2022-03-19 08:08:34,022 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2022-03-19 08:08:34,022 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2022-03-19 08:08:34,022 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-03-19 08:08:34,022 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-03-19 08:08:34,022 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2022-03-19 08:08:34,022 INFO L885 garLoopResultBuilder]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2022-03-19 08:08:34,022 INFO L885 garLoopResultBuilder]: At program point L11(lines 11 14) the Hoare annotation is: true [2022-03-19 08:08:34,022 INFO L885 garLoopResultBuilder]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2022-03-19 08:08:34,022 INFO L885 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-03-19 08:08:34,022 INFO L878 garLoopResultBuilder]: At program point L463(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2022-03-19 08:08:34,022 INFO L885 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2022-03-19 08:08:34,022 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)) [2022-03-19 08:08:34,022 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)) [2022-03-19 08:08:34,023 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)) [2022-03-19 08:08:34,023 INFO L878 garLoopResultBuilder]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2022-03-19 08:08:34,025 INFO L718 BasicCegarLoop]: Path program histogram: [2, 2] [2022-03-19 08:08:34,026 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-19 08:08:34,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.03 08:08:34 BoogieIcfgContainer [2022-03-19 08:08:34,041 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-19 08:08:34,042 INFO L158 Benchmark]: Toolchain (without parser) took 3452.53ms. Allocated memory was 173.0MB in the beginning and 224.4MB in the end (delta: 51.4MB). Free memory was 124.0MB in the beginning and 110.2MB in the end (delta: 13.8MB). Peak memory consumption was 72.9MB. Max. memory is 8.0GB. [2022-03-19 08:08:34,042 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 173.0MB. Free memory is still 141.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-19 08:08:34,042 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.52ms. Allocated memory is still 173.0MB. Free memory was 123.9MB in the beginning and 143.3MB in the end (delta: -19.4MB). Peak memory consumption was 13.8MB. Max. memory is 8.0GB. [2022-03-19 08:08:34,043 INFO L158 Benchmark]: Boogie Preprocessor took 46.97ms. Allocated memory is still 173.0MB. Free memory was 143.3MB in the beginning and 139.8MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-19 08:08:34,043 INFO L158 Benchmark]: RCFGBuilder took 604.60ms. Allocated memory is still 173.0MB. Free memory was 139.8MB in the beginning and 109.6MB in the end (delta: 30.2MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-03-19 08:08:34,043 INFO L158 Benchmark]: TraceAbstraction took 2515.99ms. Allocated memory was 173.0MB in the beginning and 224.4MB in the end (delta: 51.4MB). Free memory was 109.1MB in the beginning and 110.2MB in the end (delta: -1.1MB). Peak memory consumption was 58.1MB. Max. memory is 8.0GB. [2022-03-19 08:08:34,044 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 173.0MB. Free memory is still 141.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 280.52ms. Allocated memory is still 173.0MB. Free memory was 123.9MB in the beginning and 143.3MB in the end (delta: -19.4MB). Peak memory consumption was 13.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 46.97ms. Allocated memory is still 173.0MB. Free memory was 143.3MB in the beginning and 139.8MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 604.60ms. Allocated memory is still 173.0MB. Free memory was 139.8MB in the beginning and 109.6MB in the end (delta: 30.2MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * TraceAbstraction took 2515.99ms. Allocated memory was 173.0MB in the beginning and 224.4MB in the end (delta: 51.4MB). Free memory was 109.1MB in the beginning and 110.2MB in the end (delta: -1.1MB). Peak memory consumption was 58.1MB. 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: 2.5s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 488 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 475 mSDsluCounter, 263 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11 mSDsCounter, 93 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 667 IncrementalHoareTripleChecker+Invalid, 760 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 93 mSolverCounterUnsat, 252 mSDtfsCounter, 667 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s 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: 0.0s 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, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 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! [2022-03-19 08:08:34,071 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...