/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-6c470ae [2022-02-15 01:43:54,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-15 01:43:54,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-15 01:43:54,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-15 01:43:54,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-15 01:43:54,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-15 01:43:54,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-15 01:43:54,085 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-15 01:43:54,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-15 01:43:54,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-15 01:43:54,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-15 01:43:54,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-15 01:43:54,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-15 01:43:54,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-15 01:43:54,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-15 01:43:54,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-15 01:43:54,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-15 01:43:54,097 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-15 01:43:54,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-15 01:43:54,102 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-15 01:43:54,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-15 01:43:54,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-15 01:43:54,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-15 01:43:54,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-15 01:43:54,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-15 01:43:54,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-15 01:43:54,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-15 01:43:54,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-15 01:43:54,118 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2022-02-15 01:43:54,125 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-15 01:43:54,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-15 01:43:54,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-15 01:43:54,127 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-15 01:43:54,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-15 01:43:54,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-15 01:43:54,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-15 01:43:54,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-15 01:43:54,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-15 01:43:54,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-15 01:43:54,128 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-15 01:43:54,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-15 01:43:54,128 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-15 01:43:54,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-15 01:43:54,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-15 01:43:54,129 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-15 01:43:54,129 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-15 01:43:54,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-15 01:43:54,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-15 01:43:54,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-15 01:43:54,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2022-02-15 01:43:54,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-15 01:43:54,129 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-02-15 01:43:54,130 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-02-15 01:43:54,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-15 01:43:54,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-15 01:43:54,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-15 01:43:54,341 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-15 01:43:54,341 INFO L275 PluginConnector]: CDTParser initialized [2022-02-15 01:43:54,342 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c [2022-02-15 01:43:54,399 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fea9f63c7/09cbe2208cdc4f538b7f1df77b8d399c/FLAG056147afc [2022-02-15 01:43:54,759 INFO L306 CDTParser]: Found 1 translation units. [2022-02-15 01:43:54,759 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c [2022-02-15 01:43:54,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fea9f63c7/09cbe2208cdc4f538b7f1df77b8d399c/FLAG056147afc [2022-02-15 01:43:55,121 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fea9f63c7/09cbe2208cdc4f538b7f1df77b8d399c [2022-02-15 01:43:55,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-15 01:43:55,123 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-02-15 01:43:55,127 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-15 01:43:55,127 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-15 01:43:55,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-15 01:43:55,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:43:55" (1/1) ... [2022-02-15 01:43:55,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@433ad14c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:55, skipping insertion in model container [2022-02-15 01:43:55,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:43:55" (1/1) ... [2022-02-15 01:43:55,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-15 01:43:55,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-15 01:43:55,448 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] [2022-02-15 01:43:55,450 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-15 01:43:55,460 INFO L203 MainTranslator]: Completed pre-run [2022-02-15 01:43:55,524 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] [2022-02-15 01:43:55,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-15 01:43:55,537 INFO L208 MainTranslator]: Completed translation [2022-02-15 01:43:55,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:55 WrapperNode [2022-02-15 01:43:55,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-15 01:43:55,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-15 01:43:55,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-15 01:43:55,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-15 01:43:55,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:55" (1/1) ... [2022-02-15 01:43:55,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:55" (1/1) ... [2022-02-15 01:43:55,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:55" (1/1) ... [2022-02-15 01:43:55,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:55" (1/1) ... [2022-02-15 01:43:55,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:55" (1/1) ... [2022-02-15 01:43:55,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:55" (1/1) ... [2022-02-15 01:43:55,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:55" (1/1) ... [2022-02-15 01:43:55,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-15 01:43:55,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-15 01:43:55,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-15 01:43:55,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-15 01:43:55,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:55" (1/1) ... [2022-02-15 01:43:55,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-15 01:43:55,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 01:43:55,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-15 01:43:55,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-15 01:43:55,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-02-15 01:43:55,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-15 01:43:55,648 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-02-15 01:43:55,648 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-02-15 01:43:55,648 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-02-15 01:43:55,648 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2022-02-15 01:43:55,648 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2022-02-15 01:43:55,648 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2022-02-15 01:43:55,648 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2022-02-15 01:43:55,648 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2022-02-15 01:43:55,649 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2022-02-15 01:43:55,649 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2022-02-15 01:43:55,649 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-02-15 01:43:55,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-02-15 01:43:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-02-15 01:43:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-02-15 01:43:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-02-15 01:43:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-15 01:43:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-02-15 01:43:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-02-15 01:43:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-02-15 01:43:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2022-02-15 01:43:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2022-02-15 01:43:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2022-02-15 01:43:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2022-02-15 01:43:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2022-02-15 01:43:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-02-15 01:43:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2022-02-15 01:43:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2022-02-15 01:43:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-02-15 01:43:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-02-15 01:43:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-02-15 01:43:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-15 01:43:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-15 01:43:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-15 01:43:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-15 01:43:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-15 01:43:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-15 01:43:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-15 01:43:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-15 01:43:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-02-15 01:43:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-15 01:43:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-15 01:43:55,771 INFO L234 CfgBuilder]: Building ICFG [2022-02-15 01:43:55,773 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-15 01:43:56,186 INFO L275 CfgBuilder]: Performing block encoding [2022-02-15 01:43:56,191 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-15 01:43:56,191 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-02-15 01:43:56,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 01:43:56 BoogieIcfgContainer [2022-02-15 01:43:56,192 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-15 01:43:56,193 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-15 01:43:56,193 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-15 01:43:56,202 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-15 01:43:56,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.02 01:43:55" (1/3) ... [2022-02-15 01:43:56,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7db2768e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 01:43:56, skipping insertion in model container [2022-02-15 01:43:56,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:43:55" (2/3) ... [2022-02-15 01:43:56,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7db2768e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 01:43:56, skipping insertion in model container [2022-02-15 01:43:56,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 01:43:56" (3/3) ... [2022-02-15 01:43:56,204 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_4.c [2022-02-15 01:43:56,208 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-02-15 01:43:56,208 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-15 01:43:56,236 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-15 01:43:56,241 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=AcceleratedInterpolation, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=JORDAN [2022-02-15 01:43:56,241 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-15 01:43:56,252 INFO L276 IsEmpty]: Start isEmpty. Operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-02-15 01:43:56,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-02-15 01:43:56,267 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 01:43:56,268 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 01:43:56,268 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-15 01:43:56,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 01:43:56,273 INFO L85 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 1 times [2022-02-15 01:43:56,279 INFO L126 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-02-15 01:43:56,279 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [210979211] [2022-02-15 01:43:56,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 01:43:56,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 01:43:56,331 INFO L274 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-02-15 01:43:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:56,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-15 01:43:56,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:56,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-02-15 01:43:56,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:56,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-02-15 01:43:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:56,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-02-15 01:43:56,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:56,731 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-15 01:43:56,733 INFO L144 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-02-15 01:43:56,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [210979211] [2022-02-15 01:43:56,734 INFO L165 FreeRefinementEngine]: IpTcStrategyModulePreferences [210979211] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 01:43:56,734 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 01:43:56,734 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-15 01:43:56,735 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945805625] [2022-02-15 01:43:56,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 01:43:56,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-15 01:43:56,739 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-02-15 01:43:56,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-15 01:43:56,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-15 01:43:56,771 INFO L87 Difference]: Start difference. First operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-02-15 01:43:57,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 01:43:57,180 INFO L93 Difference]: Finished difference Result 245 states and 367 transitions. [2022-02-15 01:43:57,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-15 01:43:57,183 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 47 [2022-02-15 01:43:57,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 01:43:57,190 INFO L225 Difference]: With dead ends: 245 [2022-02-15 01:43:57,191 INFO L226 Difference]: Without dead ends: 120 [2022-02-15 01:43:57,194 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-15 01:43:57,196 INFO L933 BasicCegarLoop]: 133 mSDtfsCounter, 242 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-15 01:43:57,197 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 138 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-15 01:43:57,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2022-02-15 01:43:57,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2022-02-15 01:43:57,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 96 states have internal predecessors, (139), 16 states have call successors, (16), 11 states have call predecessors, (16), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-02-15 01:43:57,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 167 transitions. [2022-02-15 01:43:57,368 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 167 transitions. Word has length 47 [2022-02-15 01:43:57,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 01:43:57,368 INFO L470 AbstractCegarLoop]: Abstraction has 120 states and 167 transitions. [2022-02-15 01:43:57,369 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-02-15 01:43:57,369 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2022-02-15 01:43:57,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-02-15 01:43:57,371 INFO L506 BasicCegarLoop]: Found error trace [2022-02-15 01:43:57,371 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 01:43:57,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-15 01:43:57,371 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-15 01:43:57,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 01:43:57,372 INFO L85 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 1 times [2022-02-15 01:43:57,372 INFO L126 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-02-15 01:43:57,372 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1364208615] [2022-02-15 01:43:57,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 01:43:57,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 01:43:57,374 INFO L274 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-02-15 01:43:57,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:57,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-15 01:43:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:57,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-02-15 01:43:57,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:57,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-02-15 01:43:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:57,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-02-15 01:43:57,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 01:43:57,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 01:43:57,520 INFO L144 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-02-15 01:43:57,521 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1364208615] [2022-02-15 01:43:57,521 INFO L165 FreeRefinementEngine]: IpTcStrategyModulePreferences [1364208615] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 01:43:57,521 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 01:43:57,521 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-15 01:43:57,521 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560352257] [2022-02-15 01:43:57,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 01:43:57,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-15 01:43:57,522 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-02-15 01:43:57,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-15 01:43:57,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-15 01:43:57,523 INFO L87 Difference]: Start difference. First operand 120 states and 167 transitions. Second operand has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-02-15 01:43:58,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-15 01:43:58,159 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2022-02-15 01:43:58,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-15 01:43:58,159 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 43 [2022-02-15 01:43:58,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-15 01:43:58,160 INFO L225 Difference]: With dead ends: 148 [2022-02-15 01:43:58,160 INFO L226 Difference]: Without dead ends: 0 [2022-02-15 01:43:58,161 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2022-02-15 01:43:58,162 INFO L933 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 [2022-02-15 01:43:58,162 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 125 Invalid, 616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 566 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-15 01:43:58,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-15 01:43:58,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-15 01:43:58,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-15 01:43:58,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-15 01:43:58,164 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2022-02-15 01:43:58,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-15 01:43:58,164 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-15 01:43:58,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-02-15 01:43:58,164 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-15 01:43:58,164 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-15 01:43:58,166 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-15 01:43:58,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-15 01:43:58,167 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-02-15 01:43:58,511 INFO L858 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2022-02-15 01:43:58,511 INFO L858 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2022-02-15 01:43:58,511 INFO L858 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2022-02-15 01:43:58,511 INFO L861 garLoopResultBuilder]: At program point L221(line 221) the Hoare annotation is: true [2022-02-15 01:43:58,512 INFO L861 garLoopResultBuilder]: At program point L217(line 217) the Hoare annotation is: true [2022-02-15 01:43:58,512 INFO L861 garLoopResultBuilder]: At program point L217-2(line 217) the Hoare annotation is: true [2022-02-15 01:43:58,512 INFO L861 garLoopResultBuilder]: At program point L209(lines 209 225) the Hoare annotation is: true [2022-02-15 01:43:58,512 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2022-02-15 01:43:58,512 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_89EXIT(lines 193 248) the Hoare annotation is: true [2022-02-15 01:43:58,512 INFO L861 garLoopResultBuilder]: At program point L234(line 234) the Hoare annotation is: true [2022-02-15 01:43:58,512 INFO L861 garLoopResultBuilder]: At program point L234-2(line 234) the Hoare annotation is: true [2022-02-15 01:43:58,512 INFO L861 garLoopResultBuilder]: At program point L234-3(line 234) the Hoare annotation is: true [2022-02-15 01:43:58,512 INFO L861 garLoopResultBuilder]: At program point L234-5(lines 234 246) the Hoare annotation is: true [2022-02-15 01:43:58,513 INFO L861 garLoopResultBuilder]: At program point L226-1(lines 226 233) the Hoare annotation is: true [2022-02-15 01:43:58,513 INFO L861 garLoopResultBuilder]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2022-02-15 01:43:58,513 INFO L861 garLoopResultBuilder]: At program point L226-4(lines 226 233) the Hoare annotation is: true [2022-02-15 01:43:58,513 INFO L861 garLoopResultBuilder]: At program point L218(line 218) the Hoare annotation is: true [2022-02-15 01:43:58,513 INFO L861 garLoopResultBuilder]: At program point L214(line 214) the Hoare annotation is: true [2022-02-15 01:43:58,513 INFO L861 garLoopResultBuilder]: At program point L214-2(line 214) the Hoare annotation is: true [2022-02-15 01:43:58,513 INFO L861 garLoopResultBuilder]: At program point L202(lines 202 208) the Hoare annotation is: true [2022-02-15 01:43:58,513 INFO L861 garLoopResultBuilder]: At program point L202-2(lines 202 208) the Hoare annotation is: true [2022-02-15 01:43:58,513 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_89FINAL(lines 193 248) the Hoare annotation is: true [2022-02-15 01:43:58,513 INFO L861 garLoopResultBuilder]: At program point L198(lines 198 201) the Hoare annotation is: true [2022-02-15 01:43:58,514 INFO L861 garLoopResultBuilder]: At program point L223(line 223) the Hoare annotation is: true [2022-02-15 01:43:58,514 INFO L861 garLoopResultBuilder]: At program point L215(line 215) the Hoare annotation is: true [2022-02-15 01:43:58,514 INFO L861 garLoopResultBuilder]: At program point L211(line 211) the Hoare annotation is: true [2022-02-15 01:43:58,514 INFO L861 garLoopResultBuilder]: At program point L211-2(line 211) the Hoare annotation is: true [2022-02-15 01:43:58,514 INFO L861 garLoopResultBuilder]: At program point L236(lines 236 241) the Hoare annotation is: true [2022-02-15 01:43:58,514 INFO L861 garLoopResultBuilder]: At program point L236-1(lines 234 246) the Hoare annotation is: true [2022-02-15 01:43:58,514 INFO L861 garLoopResultBuilder]: At program point L220(line 220) the Hoare annotation is: true [2022-02-15 01:43:58,514 INFO L861 garLoopResultBuilder]: At program point L220-2(line 220) the Hoare annotation is: true [2022-02-15 01:43:58,514 INFO L861 garLoopResultBuilder]: At program point L212(line 212) the Hoare annotation is: true [2022-02-15 01:43:58,515 INFO L861 garLoopResultBuilder]: At program point L204(lines 204 207) the Hoare annotation is: true [2022-02-15 01:43:58,515 INFO L861 garLoopResultBuilder]: At program point L229(lines 229 232) the Hoare annotation is: true [2022-02-15 01:43:58,515 INFO L854 garLoopResultBuilder]: At program point mainENTRY(lines 427 458) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-15 01:43:58,515 INFO L861 garLoopResultBuilder]: At program point mainFINAL(lines 427 458) the Hoare annotation is: true [2022-02-15 01:43:58,515 INFO L854 garLoopResultBuilder]: At program point L457(line 457) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-15 01:43:58,515 INFO L861 garLoopResultBuilder]: At program point mainEXIT(lines 427 458) the Hoare annotation is: true [2022-02-15 01:43:58,515 INFO L854 garLoopResultBuilder]: At program point L452(lines 452 455) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-15 01:43:58,515 INFO L861 garLoopResultBuilder]: At program point L255(lines 255 269) the Hoare annotation is: true [2022-02-15 01:43:58,515 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2022-02-15 01:43:58,516 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_92EXIT(lines 249 279) the Hoare annotation is: true [2022-02-15 01:43:58,516 INFO L861 garLoopResultBuilder]: At program point L272(line 272) the Hoare annotation is: true [2022-02-15 01:43:58,516 INFO L861 garLoopResultBuilder]: At program point L272-1(line 272) the Hoare annotation is: true [2022-02-15 01:43:58,516 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_92FINAL(lines 249 279) the Hoare annotation is: true [2022-02-15 01:43:58,516 INFO L861 garLoopResultBuilder]: At program point L270-1(lines 250 279) the Hoare annotation is: true [2022-02-15 01:43:58,516 INFO L861 garLoopResultBuilder]: At program point L270-2(lines 270 277) the Hoare annotation is: true [2022-02-15 01:43:58,516 INFO L861 garLoopResultBuilder]: At program point L261(lines 261 269) the Hoare annotation is: true [2022-02-15 01:43:58,516 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_100FINAL(lines 420 426) the Hoare annotation is: true [2022-02-15 01:43:58,516 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_100EXIT(lines 420 426) the Hoare annotation is: true [2022-02-15 01:43:58,517 INFO L854 garLoopResultBuilder]: At program point L424(line 424) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-15 01:43:58,517 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_100ENTRY(lines 420 426) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-15 01:43:58,517 INFO L854 garLoopResultBuilder]: At program point L417(line 417) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-15 01:43:58,517 INFO L854 garLoopResultBuilder]: At program point L405(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-15 01:43:58,517 INFO L854 garLoopResultBuilder]: At program point L405-1(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-15 01:43:58,517 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_99ENTRY(lines 400 419) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-15 01:43:58,517 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_99EXIT(lines 400 419) the Hoare annotation is: true [2022-02-15 01:43:58,517 INFO L854 garLoopResultBuilder]: At program point L408(line 408) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-15 01:43:58,518 INFO L854 garLoopResultBuilder]: At program point L408-2(lines 408 415) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-15 01:43:58,518 INFO L854 garLoopResultBuilder]: At program point L406-2(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-15 01:43:58,518 INFO L854 garLoopResultBuilder]: At program point L406-3(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-15 01:43:58,518 INFO L854 garLoopResultBuilder]: At program point L406-4(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-15 01:43:58,518 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_99FINAL(lines 400 419) the Hoare annotation is: true [2022-02-15 01:43:58,518 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2022-02-15 01:43:58,518 INFO L858 garLoopResultBuilder]: For program point L6(line 6) no Hoare annotation was computed. [2022-02-15 01:43:58,518 INFO L858 garLoopResultBuilder]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2022-02-15 01:43:58,518 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2022-02-15 01:43:58,518 INFO L861 garLoopResultBuilder]: At program point L378(line 378) the Hoare annotation is: true [2022-02-15 01:43:58,518 INFO L861 garLoopResultBuilder]: At program point L378-1(lines 378 381) the Hoare annotation is: true [2022-02-15 01:43:58,519 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_97ENTRY(lines 331 399) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-15 01:43:58,519 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_97EXIT(lines 331 399) the Hoare annotation is: true [2022-02-15 01:43:58,519 INFO L861 garLoopResultBuilder]: At program point L358-2(lines 358 396) the Hoare annotation is: true [2022-02-15 01:43:58,519 INFO L861 garLoopResultBuilder]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2022-02-15 01:43:58,519 INFO L861 garLoopResultBuilder]: At program point L371(line 371) the Hoare annotation is: true [2022-02-15 01:43:58,519 INFO L861 garLoopResultBuilder]: At program point L371-1(lines 371 374) the Hoare annotation is: true [2022-02-15 01:43:58,519 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_97FINAL(lines 331 399) the Hoare annotation is: true [2022-02-15 01:43:58,519 INFO L861 garLoopResultBuilder]: At program point L388(line 388) the Hoare annotation is: true [2022-02-15 01:43:58,519 INFO L861 garLoopResultBuilder]: At program point L388-1(line 388) the Hoare annotation is: true [2022-02-15 01:43:58,519 INFO L861 garLoopResultBuilder]: At program point L376-2(lines 376 393) the Hoare annotation is: true [2022-02-15 01:43:58,520 INFO L861 garLoopResultBuilder]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2022-02-15 01:43:58,520 INFO L861 garLoopResultBuilder]: At program point L376-4(lines 376 393) the Hoare annotation is: true [2022-02-15 01:43:58,520 INFO L861 garLoopResultBuilder]: At program point L389(lines 389 392) the Hoare annotation is: true [2022-02-15 01:43:58,520 INFO L861 garLoopResultBuilder]: At program point L356(lines 356 397) the Hoare annotation is: true [2022-02-15 01:43:58,520 INFO L861 garLoopResultBuilder]: At program point L352-2(lines 352 355) the Hoare annotation is: true [2022-02-15 01:43:58,520 INFO L861 garLoopResultBuilder]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2022-02-15 01:43:58,520 INFO L861 garLoopResultBuilder]: At program point L352-4(lines 332 399) the Hoare annotation is: true [2022-02-15 01:43:58,520 INFO L861 garLoopResultBuilder]: At program point L365(line 365) the Hoare annotation is: true [2022-02-15 01:43:58,520 INFO L861 garLoopResultBuilder]: At program point L365-1(lines 365 368) the Hoare annotation is: true [2022-02-15 01:43:58,520 INFO L861 garLoopResultBuilder]: At program point L361(line 361) the Hoare annotation is: true [2022-02-15 01:43:58,520 INFO L861 garLoopResultBuilder]: At program point L361-1(lines 361 364) the Hoare annotation is: true [2022-02-15 01:43:58,521 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2022-02-15 01:43:58,521 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_95EXIT(lines 280 299) the Hoare annotation is: true [2022-02-15 01:43:58,521 INFO L854 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-02-15 01:43:58,521 INFO L861 garLoopResultBuilder]: At program point L296(line 296) the Hoare annotation is: true [2022-02-15 01:43:58,521 INFO L854 garLoopResultBuilder]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-02-15 01:43:58,521 INFO L861 garLoopResultBuilder]: At program point L296-1(line 296) the Hoare annotation is: true [2022-02-15 01:43:58,521 INFO L854 garLoopResultBuilder]: At program point L298-3(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-02-15 01:43:58,521 INFO L861 garLoopResultBuilder]: At program point L290(line 290) the Hoare annotation is: true [2022-02-15 01:43:58,522 INFO L861 garLoopResultBuilder]: At program point L290-1(line 290) the Hoare annotation is: true [2022-02-15 01:43:58,522 INFO L861 garLoopResultBuilder]: At program point L288(lines 288 295) the Hoare annotation is: true [2022-02-15 01:43:58,522 INFO L861 garLoopResultBuilder]: At program point L288-2(lines 288 295) the Hoare annotation is: true [2022-02-15 01:43:58,522 INFO L861 garLoopResultBuilder]: At program point L284(lines 284 287) the Hoare annotation is: true [2022-02-15 01:43:58,522 INFO L861 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-02-15 01:43:58,522 INFO L861 garLoopResultBuilder]: At program point L297-1(line 297) the Hoare annotation is: true [2022-02-15 01:43:58,522 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_95FINAL(lines 280 299) the Hoare annotation is: true [2022-02-15 01:43:58,522 INFO L861 garLoopResultBuilder]: At program point L318(lines 318 323) the Hoare annotation is: true [2022-02-15 01:43:58,522 INFO L861 garLoopResultBuilder]: At program point L318-1(lines 316 328) the Hoare annotation is: true [2022-02-15 01:43:58,523 INFO L861 garLoopResultBuilder]: At program point L316(line 316) the Hoare annotation is: true [2022-02-15 01:43:58,523 INFO L861 garLoopResultBuilder]: At program point L316-2(line 316) the Hoare annotation is: true [2022-02-15 01:43:58,523 INFO L861 garLoopResultBuilder]: At program point L316-3(line 316) the Hoare annotation is: true [2022-02-15 01:43:58,523 INFO L861 garLoopResultBuilder]: At program point L316-5(lines 316 328) the Hoare annotation is: true [2022-02-15 01:43:58,523 INFO L861 garLoopResultBuilder]: At program point L308-1(lines 308 315) the Hoare annotation is: true [2022-02-15 01:43:58,523 INFO L861 garLoopResultBuilder]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2022-02-15 01:43:58,523 INFO L861 garLoopResultBuilder]: At program point L304(lines 304 307) the Hoare annotation is: true [2022-02-15 01:43:58,523 INFO L861 garLoopResultBuilder]: At program point L308-4(lines 308 315) the Hoare annotation is: true [2022-02-15 01:43:58,523 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_96FINAL(lines 300 330) the Hoare annotation is: true [2022-02-15 01:43:58,524 INFO L861 garLoopResultBuilder]: At program point L311(lines 311 314) the Hoare annotation is: true [2022-02-15 01:43:58,524 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2022-02-15 01:43:58,524 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_96EXIT(lines 300 330) the Hoare annotation is: true [2022-02-15 01:43:58,524 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2022-02-15 01:43:58,524 INFO L854 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#NULL.offset| |old(#NULL.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |old(#NULL.base)| |#NULL.base|)) [2022-02-15 01:43:58,524 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2022-02-15 01:43:58,524 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2022-02-15 01:43:58,524 INFO L861 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-02-15 01:43:58,524 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-02-15 01:43:58,525 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2022-02-15 01:43:58,525 INFO L861 garLoopResultBuilder]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2022-02-15 01:43:58,525 INFO L861 garLoopResultBuilder]: At program point L11(lines 11 14) the Hoare annotation is: true [2022-02-15 01:43:58,525 INFO L861 garLoopResultBuilder]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2022-02-15 01:43:58,525 INFO L861 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-02-15 01:43:58,525 INFO L854 garLoopResultBuilder]: At program point L463(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2022-02-15 01:43:58,525 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2022-02-15 01:43:58,525 INFO L854 garLoopResultBuilder]: At program point L461(lines 461 464) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-02-15 01:43:58,526 INFO L854 garLoopResultBuilder]: At program point L461-2(lines 459 466) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-02-15 01:43:58,526 INFO L854 garLoopResultBuilder]: At program point __VERIFIER_assertEXIT(lines 459 466) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-02-15 01:43:58,526 INFO L854 garLoopResultBuilder]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2022-02-15 01:43:58,529 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-02-15 01:43:58,530 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-15 01:43:58,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.02 01:43:58 BoogieIcfgContainer [2022-02-15 01:43:58,541 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-15 01:43:58,541 INFO L158 Benchmark]: Toolchain (without parser) took 3417.86ms. Allocated memory was 169.9MB in the beginning and 210.8MB in the end (delta: 40.9MB). Free memory was 113.9MB in the beginning and 78.4MB in the end (delta: 35.6MB). Peak memory consumption was 93.2MB. Max. memory is 8.0GB. [2022-02-15 01:43:58,542 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 169.9MB. Free memory is still 130.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-15 01:43:58,542 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.21ms. Allocated memory was 169.9MB in the beginning and 210.8MB in the end (delta: 40.9MB). Free memory was 113.7MB in the beginning and 176.8MB in the end (delta: -63.1MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. [2022-02-15 01:43:58,542 INFO L158 Benchmark]: Boogie Preprocessor took 43.67ms. Allocated memory is still 210.8MB. Free memory was 176.8MB in the beginning and 173.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-15 01:43:58,542 INFO L158 Benchmark]: RCFGBuilder took 605.18ms. Allocated memory is still 210.8MB. Free memory was 173.1MB in the beginning and 141.7MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 8.0GB. [2022-02-15 01:43:58,543 INFO L158 Benchmark]: TraceAbstraction took 2347.73ms. Allocated memory is still 210.8MB. Free memory was 141.7MB in the beginning and 78.4MB in the end (delta: 63.3MB). Peak memory consumption was 79.5MB. Max. memory is 8.0GB. [2022-02-15 01:43:58,544 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 169.9MB. Free memory is still 130.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 410.21ms. Allocated memory was 169.9MB in the beginning and 210.8MB in the end (delta: 40.9MB). Free memory was 113.7MB in the beginning and 176.8MB in the end (delta: -63.1MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 43.67ms. Allocated memory is still 210.8MB. Free memory was 176.8MB in the beginning and 173.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 605.18ms. Allocated memory is still 210.8MB. Free memory was 173.1MB in the beginning and 141.7MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 8.0GB. * TraceAbstraction took 2347.73ms. Allocated memory is still 210.8MB. Free memory was 141.7MB in the beginning and 78.4MB in the end (delta: 63.3MB). Peak memory consumption was 79.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 463]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 136 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, 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, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 129 LocationsWithAnnotation, 455 PreInvPairs, 572 NumberOfFragments, 353 HoareAnnotationTreeSize, 455 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 129 FomulaSimplificationsInter, 15 FormulaSimplificationTreeSizeReductionInter, 0.1s 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! [2022-02-15 01:43:58,583 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...