/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 0.2.1-dev-c225d54 [2021-05-02 23:49:49,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-02 23:49:49,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-02 23:49:49,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-02 23:49:49,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-02 23:49:49,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-02 23:49:49,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-02 23:49:49,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-02 23:49:49,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-02 23:49:49,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-02 23:49:49,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-02 23:49:49,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-02 23:49:49,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-02 23:49:49,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-02 23:49:49,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-02 23:49:49,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-02 23:49:49,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-02 23:49:49,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-02 23:49:49,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-02 23:49:49,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-02 23:49:49,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-02 23:49:49,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-02 23:49:49,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-02 23:49:49,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-02 23:49:49,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-02 23:49:49,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-02 23:49:49,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-02 23:49:49,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-02 23:49:49,271 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2021-05-02 23:49:49,286 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-02 23:49:49,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-02 23:49:49,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-02 23:49:49,288 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-02 23:49:49,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-02 23:49:49,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-02 23:49:49,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-02 23:49:49,288 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-02 23:49:49,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-02 23:49:49,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-02 23:49:49,288 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-02 23:49:49,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-02 23:49:49,289 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-02 23:49:49,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-02 23:49:49,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-02 23:49:49,289 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-02 23:49:49,289 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-02 23:49:49,289 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-02 23:49:49,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 23:49:49,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-02 23:49:49,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-05-02 23:49:49,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-02 23:49:49,290 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2021-05-02 23:49:49,290 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2021-05-02 23:49:49,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-02 23:49:49,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-02 23:49:49,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-02 23:49:49,647 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-02 23:49:49,649 INFO L275 PluginConnector]: CDTParser initialized [2021-05-02 23:49:49,650 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c [2021-05-02 23:49:49,724 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b65a57c/09384226117146379e2495ae527aaf54/FLAG78c30e555 [2021-05-02 23:49:50,263 INFO L306 CDTParser]: Found 1 translation units. [2021-05-02 23:49:50,264 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c [2021-05-02 23:49:50,276 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b65a57c/09384226117146379e2495ae527aaf54/FLAG78c30e555 [2021-05-02 23:49:50,605 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b65a57c/09384226117146379e2495ae527aaf54 [2021-05-02 23:49:50,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-02 23:49:50,616 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-02 23:49:50,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-02 23:49:50,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-02 23:49:50,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-02 23:49:50,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 11:49:50" (1/1) ... [2021-05-02 23:49:50,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@227b21f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:50, skipping insertion in model container [2021-05-02 23:49:50,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 11:49:50" (1/1) ... [2021-05-02 23:49:50,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-02 23:49:50,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-02 23:49:50,967 WARN L224 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] [2021-05-02 23:49:50,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 23:49:50,979 INFO L203 MainTranslator]: Completed pre-run [2021-05-02 23:49:51,068 WARN L224 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] [2021-05-02 23:49:51,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 23:49:51,094 INFO L208 MainTranslator]: Completed translation [2021-05-02 23:49:51,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:51 WrapperNode [2021-05-02 23:49:51,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-02 23:49:51,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-02 23:49:51,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-02 23:49:51,097 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-02 23:49:51,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:51" (1/1) ... [2021-05-02 23:49:51,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:51" (1/1) ... [2021-05-02 23:49:51,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:51" (1/1) ... [2021-05-02 23:49:51,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:51" (1/1) ... [2021-05-02 23:49:51,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:51" (1/1) ... [2021-05-02 23:49:51,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:51" (1/1) ... [2021-05-02 23:49:51,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:51" (1/1) ... [2021-05-02 23:49:51,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-02 23:49:51,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-02 23:49:51,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-02 23:49:51,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-02 23:49:51,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 23:49:51,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-02 23:49:51,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-02 23:49:51,250 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-02 23:49:51,251 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-05-02 23:49:51,251 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2021-05-02 23:49:51,251 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2021-05-02 23:49:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2021-05-02 23:49:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2021-05-02 23:49:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2021-05-02 23:49:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2021-05-02 23:49:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2021-05-02 23:49:51,253 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2021-05-02 23:49:51,253 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-02 23:49:51,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-02 23:49:51,254 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-02 23:49:51,254 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-02 23:49:51,254 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-02 23:49:51,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-02 23:49:51,255 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-05-02 23:49:51,256 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2021-05-02 23:49:51,256 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-05-02 23:49:51,256 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2021-05-02 23:49:51,256 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2021-05-02 23:49:51,257 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2021-05-02 23:49:51,257 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2021-05-02 23:49:51,257 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2021-05-02 23:49:51,257 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-05-02 23:49:51,257 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2021-05-02 23:49:51,257 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2021-05-02 23:49:51,257 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2021-05-02 23:49:51,257 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-02 23:49:51,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-02 23:49:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-05-02 23:49:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-02 23:49:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-02 23:49:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-02 23:49:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-02 23:49:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-05-02 23:49:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-05-02 23:49:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-02 23:49:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-05-02 23:49:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-02 23:49:52,274 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-02 23:49:52,274 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-05-02 23:49:52,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 11:49:52 BoogieIcfgContainer [2021-05-02 23:49:52,276 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-02 23:49:52,285 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-02 23:49:52,286 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-02 23:49:52,291 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-02 23:49:52,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.05 11:49:50" (1/3) ... [2021-05-02 23:49:52,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19966ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 11:49:52, skipping insertion in model container [2021-05-02 23:49:52,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 11:49:51" (2/3) ... [2021-05-02 23:49:52,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19966ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 11:49:52, skipping insertion in model container [2021-05-02 23:49:52,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 11:49:52" (3/3) ... [2021-05-02 23:49:52,295 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_4.c [2021-05-02 23:49:52,301 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-05-02 23:49:52,305 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-02 23:49:52,319 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-02 23:49:52,336 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-02 23:49:52,337 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-02 23:49:52,337 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-05-02 23:49:52,337 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-02 23:49:52,337 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-02 23:49:52,337 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-02 23:49:52,337 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-02 23:49:52,337 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-02 23:49:52,366 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) [2021-05-02 23:49:52,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-05-02 23:49:52,378 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 23:49:52,379 INFO L523 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] [2021-05-02 23:49:52,380 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 23:49:52,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 23:49:52,389 INFO L82 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 1 times [2021-05-02 23:49:52,399 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-02 23:49:52,399 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1080066184] [2021-05-02 23:49:52,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 23:49:52,467 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-02 23:49:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 23:49:52,901 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-02 23:49:52,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 23:49:52,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 23:49:52,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-02 23:49:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 23:49:53,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-05-02 23:49:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 23:49:53,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-05-02 23:49:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 23:49:53,027 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-05-02 23:49:53,031 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-02 23:49:53,032 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1080066184] [2021-05-02 23:49:53,034 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1080066184] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 23:49:53,034 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 23:49:53,035 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-02 23:49:53,035 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569113711] [2021-05-02 23:49:53,041 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-02 23:49:53,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-02 23:49:53,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-02 23:49:53,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-02 23:49:53,054 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) [2021-05-02 23:49:53,260 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-02 23:49:53,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 23:49:53,838 INFO L93 Difference]: Finished difference Result 245 states and 367 transitions. [2021-05-02 23:49:53,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-02 23:49:53,840 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 [2021-05-02 23:49:53,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 23:49:53,854 INFO L225 Difference]: With dead ends: 245 [2021-05-02 23:49:53,855 INFO L226 Difference]: Without dead ends: 120 [2021-05-02 23:49:53,863 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 345.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-02 23:49:53,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2021-05-02 23:49:53,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2021-05-02 23:49:53,968 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) [2021-05-02 23:49:53,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 167 transitions. [2021-05-02 23:49:53,976 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 167 transitions. Word has length 47 [2021-05-02 23:49:53,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 23:49:53,977 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 167 transitions. [2021-05-02 23:49:53,977 INFO L481 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) [2021-05-02 23:49:53,977 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2021-05-02 23:49:53,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-05-02 23:49:53,985 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 23:49:53,985 INFO L523 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] [2021-05-02 23:49:53,985 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-02 23:49:53,986 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 23:49:53,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 23:49:53,987 INFO L82 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 1 times [2021-05-02 23:49:53,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-02 23:49:53,987 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1510173407] [2021-05-02 23:49:53,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 23:49:53,991 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-02 23:49:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 23:49:54,282 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-02 23:49:54,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 23:49:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 23:49:54,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-02 23:49:54,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 23:49:54,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-05-02 23:49:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 23:49:54,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-05-02 23:49:54,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 23:49:54,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 23:49:54,358 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-02 23:49:54,358 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1510173407] [2021-05-02 23:49:54,358 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1510173407] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 23:49:54,358 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 23:49:54,358 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-05-02 23:49:54,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175719421] [2021-05-02 23:49:54,359 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-02 23:49:54,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-02 23:49:54,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-02 23:49:54,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-05-02 23:49:54,360 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) [2021-05-02 23:49:54,494 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-02 23:49:55,174 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-05-02 23:49:55,329 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2021-05-02 23:49:55,486 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-05-02 23:49:55,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 23:49:55,632 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2021-05-02 23:49:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-02 23:49:55,632 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 [2021-05-02 23:49:55,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 23:49:55,633 INFO L225 Difference]: With dead ends: 148 [2021-05-02 23:49:55,633 INFO L226 Difference]: Without dead ends: 0 [2021-05-02 23:49:55,635 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 798.1ms TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-05-02 23:49:55,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-05-02 23:49:55,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-05-02 23:49:55,636 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) [2021-05-02 23:49:55,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-05-02 23:49:55,636 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2021-05-02 23:49:55,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 23:49:55,636 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-05-02 23:49:55,636 INFO L481 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) [2021-05-02 23:49:55,637 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-05-02 23:49:55,637 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-05-02 23:49:55,637 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-02 23:49:55,639 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-05-02 23:49:57,536 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-02 23:49:57,961 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 127 [2021-05-02 23:49:58,579 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 1 [2021-05-02 23:49:58,674 INFO L198 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-05-02 23:49:58,674 INFO L198 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-05-02 23:49:58,675 INFO L198 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-05-02 23:49:58,675 INFO L201 CegarLoopUtils]: At program point Id_MCDC_100FINAL(lines 420 426) the Hoare annotation is: true [2021-05-02 23:49:58,675 INFO L201 CegarLoopUtils]: At program point Id_MCDC_100EXIT(lines 420 426) the Hoare annotation is: true [2021-05-02 23:49:58,675 INFO L194 CegarLoopUtils]: At program point L424(line 424) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-02 23:49:58,675 INFO L194 CegarLoopUtils]: At program point Id_MCDC_100ENTRY(lines 420 426) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-02 23:49:58,675 INFO L201 CegarLoopUtils]: At program point L417(line 417) the Hoare annotation is: true [2021-05-02 23:49:58,675 INFO L201 CegarLoopUtils]: At program point L405(line 405) the Hoare annotation is: true [2021-05-02 23:49:58,675 INFO L201 CegarLoopUtils]: At program point L405-1(line 405) the Hoare annotation is: true [2021-05-02 23:49:58,675 INFO L194 CegarLoopUtils]: At program point Id_MCDC_99ENTRY(lines 400 419) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-02 23:49:58,675 INFO L201 CegarLoopUtils]: At program point Id_MCDC_99EXIT(lines 400 419) the Hoare annotation is: true [2021-05-02 23:49:58,676 INFO L201 CegarLoopUtils]: At program point L408(line 408) the Hoare annotation is: true [2021-05-02 23:49:58,676 INFO L201 CegarLoopUtils]: At program point L408-2(lines 408 415) the Hoare annotation is: true [2021-05-02 23:49:58,676 INFO L201 CegarLoopUtils]: At program point L406-2(lines 406 416) the Hoare annotation is: true [2021-05-02 23:49:58,676 INFO L201 CegarLoopUtils]: At program point L406-3(lines 406 416) the Hoare annotation is: true [2021-05-02 23:49:58,676 INFO L201 CegarLoopUtils]: At program point L406-4(lines 406 416) the Hoare annotation is: true [2021-05-02 23:49:58,676 INFO L201 CegarLoopUtils]: At program point Id_MCDC_99FINAL(lines 400 419) the Hoare annotation is: true [2021-05-02 23:49:58,676 INFO L201 CegarLoopUtils]: At program point L221(line 221) the Hoare annotation is: true [2021-05-02 23:49:58,676 INFO L201 CegarLoopUtils]: At program point L217(line 217) the Hoare annotation is: true [2021-05-02 23:49:58,676 INFO L201 CegarLoopUtils]: At program point L217-2(line 217) the Hoare annotation is: true [2021-05-02 23:49:58,676 INFO L201 CegarLoopUtils]: At program point L209(lines 209 225) the Hoare annotation is: true [2021-05-02 23:49:58,677 INFO L201 CegarLoopUtils]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2021-05-02 23:49:58,677 INFO L201 CegarLoopUtils]: At program point Id_MCDC_89EXIT(lines 193 248) the Hoare annotation is: true [2021-05-02 23:49:58,677 INFO L201 CegarLoopUtils]: At program point L234(line 234) the Hoare annotation is: true [2021-05-02 23:49:58,677 INFO L201 CegarLoopUtils]: At program point L234-2(line 234) the Hoare annotation is: true [2021-05-02 23:49:58,677 INFO L201 CegarLoopUtils]: At program point L234-3(line 234) the Hoare annotation is: true [2021-05-02 23:49:58,677 INFO L201 CegarLoopUtils]: At program point L234-5(lines 234 246) the Hoare annotation is: true [2021-05-02 23:49:58,677 INFO L201 CegarLoopUtils]: At program point L226-1(lines 226 233) the Hoare annotation is: true [2021-05-02 23:49:58,677 INFO L201 CegarLoopUtils]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2021-05-02 23:49:58,678 INFO L201 CegarLoopUtils]: At program point L226-4(lines 226 233) the Hoare annotation is: true [2021-05-02 23:49:58,678 INFO L201 CegarLoopUtils]: At program point L218(line 218) the Hoare annotation is: true [2021-05-02 23:49:58,678 INFO L201 CegarLoopUtils]: At program point L214(line 214) the Hoare annotation is: true [2021-05-02 23:49:58,678 INFO L201 CegarLoopUtils]: At program point L214-2(line 214) the Hoare annotation is: true [2021-05-02 23:49:58,678 INFO L201 CegarLoopUtils]: At program point L202(lines 202 208) the Hoare annotation is: true [2021-05-02 23:49:58,678 INFO L201 CegarLoopUtils]: At program point L202-2(lines 202 208) the Hoare annotation is: true [2021-05-02 23:49:58,678 INFO L201 CegarLoopUtils]: At program point Id_MCDC_89FINAL(lines 193 248) the Hoare annotation is: true [2021-05-02 23:49:58,678 INFO L201 CegarLoopUtils]: At program point L198(lines 198 201) the Hoare annotation is: true [2021-05-02 23:49:58,678 INFO L201 CegarLoopUtils]: At program point L223(line 223) the Hoare annotation is: true [2021-05-02 23:49:58,678 INFO L201 CegarLoopUtils]: At program point L215(line 215) the Hoare annotation is: true [2021-05-02 23:49:58,678 INFO L201 CegarLoopUtils]: At program point L211(line 211) the Hoare annotation is: true [2021-05-02 23:49:58,678 INFO L201 CegarLoopUtils]: At program point L211-2(line 211) the Hoare annotation is: true [2021-05-02 23:49:58,678 INFO L201 CegarLoopUtils]: At program point L236(lines 236 241) the Hoare annotation is: true [2021-05-02 23:49:58,679 INFO L201 CegarLoopUtils]: At program point L236-1(lines 234 246) the Hoare annotation is: true [2021-05-02 23:49:58,679 INFO L201 CegarLoopUtils]: At program point L220(line 220) the Hoare annotation is: true [2021-05-02 23:49:58,679 INFO L201 CegarLoopUtils]: At program point L220-2(line 220) the Hoare annotation is: true [2021-05-02 23:49:58,679 INFO L201 CegarLoopUtils]: At program point L212(line 212) the Hoare annotation is: true [2021-05-02 23:49:58,679 INFO L201 CegarLoopUtils]: At program point L204(lines 204 207) the Hoare annotation is: true [2021-05-02 23:49:58,679 INFO L201 CegarLoopUtils]: At program point L229(lines 229 232) the Hoare annotation is: true [2021-05-02 23:49:58,679 INFO L194 CegarLoopUtils]: At program point mainENTRY(lines 427 458) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-02 23:49:58,679 INFO L201 CegarLoopUtils]: At program point mainFINAL(lines 427 458) the Hoare annotation is: true [2021-05-02 23:49:58,679 INFO L194 CegarLoopUtils]: At program point L457(line 457) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-02 23:49:58,679 INFO L201 CegarLoopUtils]: At program point mainEXIT(lines 427 458) the Hoare annotation is: true [2021-05-02 23:49:58,679 INFO L194 CegarLoopUtils]: At program point L452(lines 452 455) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-02 23:49:58,679 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2021-05-02 23:49:58,680 INFO L198 CegarLoopUtils]: For program point L6(line 6) no Hoare annotation was computed. [2021-05-02 23:49:58,680 INFO L198 CegarLoopUtils]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2021-05-02 23:49:58,680 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2021-05-02 23:49:58,680 INFO L201 CegarLoopUtils]: At program point L378(line 378) the Hoare annotation is: true [2021-05-02 23:49:58,680 INFO L201 CegarLoopUtils]: At program point L378-1(lines 378 381) the Hoare annotation is: true [2021-05-02 23:49:58,680 INFO L194 CegarLoopUtils]: At program point Id_MCDC_97ENTRY(lines 331 399) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-05-02 23:49:58,680 INFO L201 CegarLoopUtils]: At program point Id_MCDC_97EXIT(lines 331 399) the Hoare annotation is: true [2021-05-02 23:49:58,680 INFO L201 CegarLoopUtils]: At program point L358-2(lines 358 396) the Hoare annotation is: true [2021-05-02 23:49:58,680 INFO L201 CegarLoopUtils]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2021-05-02 23:49:58,680 INFO L201 CegarLoopUtils]: At program point L371(line 371) the Hoare annotation is: true [2021-05-02 23:49:58,680 INFO L201 CegarLoopUtils]: At program point L371-1(lines 371 374) the Hoare annotation is: true [2021-05-02 23:49:58,680 INFO L201 CegarLoopUtils]: At program point Id_MCDC_97FINAL(lines 331 399) the Hoare annotation is: true [2021-05-02 23:49:58,680 INFO L201 CegarLoopUtils]: At program point L388(line 388) the Hoare annotation is: true [2021-05-02 23:49:58,681 INFO L201 CegarLoopUtils]: At program point L388-1(line 388) the Hoare annotation is: true [2021-05-02 23:49:58,681 INFO L201 CegarLoopUtils]: At program point L376-2(lines 376 393) the Hoare annotation is: true [2021-05-02 23:49:58,681 INFO L201 CegarLoopUtils]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2021-05-02 23:49:58,681 INFO L201 CegarLoopUtils]: At program point L376-4(lines 376 393) the Hoare annotation is: true [2021-05-02 23:49:58,681 INFO L201 CegarLoopUtils]: At program point L389(lines 389 392) the Hoare annotation is: true [2021-05-02 23:49:58,681 INFO L201 CegarLoopUtils]: At program point L356(lines 356 397) the Hoare annotation is: true [2021-05-02 23:49:58,681 INFO L201 CegarLoopUtils]: At program point L352-2(lines 352 355) the Hoare annotation is: true [2021-05-02 23:49:58,681 INFO L201 CegarLoopUtils]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2021-05-02 23:49:58,681 INFO L201 CegarLoopUtils]: At program point L352-4(lines 332 399) the Hoare annotation is: true [2021-05-02 23:49:58,681 INFO L201 CegarLoopUtils]: At program point L365(line 365) the Hoare annotation is: true [2021-05-02 23:49:58,681 INFO L201 CegarLoopUtils]: At program point L365-1(lines 365 368) the Hoare annotation is: true [2021-05-02 23:49:58,681 INFO L201 CegarLoopUtils]: At program point L361(line 361) the Hoare annotation is: true [2021-05-02 23:49:58,681 INFO L201 CegarLoopUtils]: At program point L361-1(lines 361 364) the Hoare annotation is: true [2021-05-02 23:49:58,682 INFO L201 CegarLoopUtils]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2021-05-02 23:49:58,682 INFO L201 CegarLoopUtils]: At program point Id_MCDC_95EXIT(lines 280 299) the Hoare annotation is: true [2021-05-02 23:49:58,682 INFO L194 CegarLoopUtils]: At program point L298(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2021-05-02 23:49:58,682 INFO L201 CegarLoopUtils]: At program point L296(line 296) the Hoare annotation is: true [2021-05-02 23:49:58,682 INFO L194 CegarLoopUtils]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2021-05-02 23:49:58,682 INFO L201 CegarLoopUtils]: At program point L296-1(line 296) the Hoare annotation is: true [2021-05-02 23:49:58,682 INFO L194 CegarLoopUtils]: At program point L298-3(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2021-05-02 23:49:58,682 INFO L201 CegarLoopUtils]: At program point L290(line 290) the Hoare annotation is: true [2021-05-02 23:49:58,682 INFO L201 CegarLoopUtils]: At program point L290-1(line 290) the Hoare annotation is: true [2021-05-02 23:49:58,682 INFO L201 CegarLoopUtils]: At program point L288(lines 288 295) the Hoare annotation is: true [2021-05-02 23:49:58,682 INFO L201 CegarLoopUtils]: At program point L288-2(lines 288 295) the Hoare annotation is: true [2021-05-02 23:49:58,682 INFO L201 CegarLoopUtils]: At program point L284(lines 284 287) the Hoare annotation is: true [2021-05-02 23:49:58,682 INFO L201 CegarLoopUtils]: At program point L297(line 297) the Hoare annotation is: true [2021-05-02 23:49:58,683 INFO L201 CegarLoopUtils]: At program point L297-1(line 297) the Hoare annotation is: true [2021-05-02 23:49:58,683 INFO L201 CegarLoopUtils]: At program point Id_MCDC_95FINAL(lines 280 299) the Hoare annotation is: true [2021-05-02 23:49:58,683 INFO L201 CegarLoopUtils]: At program point L318(lines 318 323) the Hoare annotation is: true [2021-05-02 23:49:58,683 INFO L201 CegarLoopUtils]: At program point L318-1(lines 316 328) the Hoare annotation is: true [2021-05-02 23:49:58,683 INFO L201 CegarLoopUtils]: At program point L316(line 316) the Hoare annotation is: true [2021-05-02 23:49:58,683 INFO L201 CegarLoopUtils]: At program point L316-2(line 316) the Hoare annotation is: true [2021-05-02 23:49:58,683 INFO L201 CegarLoopUtils]: At program point L316-3(line 316) the Hoare annotation is: true [2021-05-02 23:49:58,683 INFO L201 CegarLoopUtils]: At program point L316-5(lines 316 328) the Hoare annotation is: true [2021-05-02 23:49:58,683 INFO L201 CegarLoopUtils]: At program point L308-1(lines 308 315) the Hoare annotation is: true [2021-05-02 23:49:58,683 INFO L201 CegarLoopUtils]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2021-05-02 23:49:58,683 INFO L201 CegarLoopUtils]: At program point L304(lines 304 307) the Hoare annotation is: true [2021-05-02 23:49:58,683 INFO L201 CegarLoopUtils]: At program point L308-4(lines 308 315) the Hoare annotation is: true [2021-05-02 23:49:58,683 INFO L201 CegarLoopUtils]: At program point Id_MCDC_96FINAL(lines 300 330) the Hoare annotation is: true [2021-05-02 23:49:58,683 INFO L201 CegarLoopUtils]: At program point L311(lines 311 314) the Hoare annotation is: true [2021-05-02 23:49:58,684 INFO L201 CegarLoopUtils]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2021-05-02 23:49:58,684 INFO L201 CegarLoopUtils]: At program point Id_MCDC_96EXIT(lines 300 330) the Hoare annotation is: true [2021-05-02 23:49:58,684 INFO L201 CegarLoopUtils]: At program point L255(lines 255 269) the Hoare annotation is: true [2021-05-02 23:49:58,684 INFO L201 CegarLoopUtils]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2021-05-02 23:49:58,684 INFO L201 CegarLoopUtils]: At program point Id_MCDC_92EXIT(lines 249 279) the Hoare annotation is: true [2021-05-02 23:49:58,684 INFO L201 CegarLoopUtils]: At program point L272(line 272) the Hoare annotation is: true [2021-05-02 23:49:58,684 INFO L201 CegarLoopUtils]: At program point L272-1(line 272) the Hoare annotation is: true [2021-05-02 23:49:58,684 INFO L201 CegarLoopUtils]: At program point Id_MCDC_92FINAL(lines 249 279) the Hoare annotation is: true [2021-05-02 23:49:58,684 INFO L201 CegarLoopUtils]: At program point L270-1(lines 250 279) the Hoare annotation is: true [2021-05-02 23:49:58,684 INFO L201 CegarLoopUtils]: At program point L270-2(lines 270 277) the Hoare annotation is: true [2021-05-02 23:49:58,684 INFO L201 CegarLoopUtils]: At program point L261(lines 261 269) the Hoare annotation is: true [2021-05-02 23:49:58,684 INFO L201 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2021-05-02 23:49:58,685 INFO L194 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#t~string72.base| |old(#t~string72.base)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(#valid)| |#valid|) (= |old(#NULL.base)| |#NULL.base|) (= |old(#t~string73.base)| |#t~string73.base|) (= |#t~string5.base| |old(#t~string5.base)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= |#t~string21.base| |old(#t~string21.base)|) (= |old(#t~string40.base)| |#t~string40.base|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |old(#t~string4.offset)| |#t~string4.offset|) (= |old(#t~string45.base)| |#t~string45.base|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(#t~string16.base)| |#t~string16.base|) (= |old(#t~string16.offset)| |#t~string16.offset|) (= |old(#t~string6.offset)| |#t~string6.offset|) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-05-02 23:49:58,685 INFO L201 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-05-02 23:49:58,685 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-05-02 23:49:58,685 INFO L201 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-05-02 23:49:58,685 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-05-02 23:49:58,685 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-05-02 23:49:58,685 INFO L201 CegarLoopUtils]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2021-05-02 23:49:58,685 INFO L201 CegarLoopUtils]: At program point L11(lines 11 14) the Hoare annotation is: true [2021-05-02 23:49:58,685 INFO L201 CegarLoopUtils]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2021-05-02 23:49:58,685 INFO L201 CegarLoopUtils]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2021-05-02 23:49:58,685 INFO L194 CegarLoopUtils]: At program point L463(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2021-05-02 23:49:58,685 INFO L201 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2021-05-02 23:49:58,685 INFO L194 CegarLoopUtils]: 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)) [2021-05-02 23:49:58,686 INFO L194 CegarLoopUtils]: 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)) [2021-05-02 23:49:58,686 INFO L194 CegarLoopUtils]: 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)) [2021-05-02 23:49:58,686 INFO L194 CegarLoopUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2021-05-02 23:49:58,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.05 11:49:58 BoogieIcfgContainer [2021-05-02 23:49:58,701 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-02 23:49:58,703 INFO L168 Benchmark]: Toolchain (without parser) took 8086.46 ms. Allocated memory was 200.3 MB in the beginning and 355.5 MB in the end (delta: 155.2 MB). Free memory was 165.2 MB in the beginning and 146.0 MB in the end (delta: 19.3 MB). Peak memory consumption was 195.2 MB. Max. memory is 8.0 GB. [2021-05-02 23:49:58,703 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 200.3 MB. Free memory is still 182.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-05-02 23:49:58,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 476.38 ms. Allocated memory is still 200.3 MB. Free memory was 165.0 MB in the beginning and 176.6 MB in the end (delta: -11.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-05-02 23:49:58,704 INFO L168 Benchmark]: Boogie Preprocessor took 72.27 ms. Allocated memory is still 200.3 MB. Free memory was 176.6 MB in the beginning and 172.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-05-02 23:49:58,704 INFO L168 Benchmark]: RCFGBuilder took 1103.15 ms. Allocated memory is still 200.3 MB. Free memory was 172.8 MB in the beginning and 158.6 MB in the end (delta: 14.2 MB). Peak memory consumption was 44.4 MB. Max. memory is 8.0 GB. [2021-05-02 23:49:58,705 INFO L168 Benchmark]: TraceAbstraction took 6416.09 ms. Allocated memory was 200.3 MB in the beginning and 355.5 MB in the end (delta: 155.2 MB). Free memory was 158.1 MB in the beginning and 146.0 MB in the end (delta: 12.1 MB). Peak memory consumption was 187.8 MB. Max. memory is 8.0 GB. [2021-05-02 23:49:58,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 200.3 MB. Free memory is still 182.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 476.38 ms. Allocated memory is still 200.3 MB. Free memory was 165.0 MB in the beginning and 176.6 MB in the end (delta: -11.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 72.27 ms. Allocated memory is still 200.3 MB. Free memory was 176.6 MB in the beginning and 172.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1103.15 ms. Allocated memory is still 200.3 MB. Free memory was 172.8 MB in the beginning and 158.6 MB in the end (delta: 14.2 MB). Peak memory consumption was 44.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 6416.09 ms. Allocated memory was 200.3 MB in the beginning and 355.5 MB in the end (delta: 155.2 MB). Free memory was 158.1 MB in the beginning and 146.0 MB in the end (delta: 12.1 MB). Peak memory consumption was 187.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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. VerificationResult: SAFE, OverallTime: 3302.9ms, OverallIterations: 2, TraceHistogramMax: 2, EmptinessCheckTime: 24.3ms, AutomataDifference: 2096.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 3036.4ms, InitialAbstractionConstructionTime: 24.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 275 SDtfs, 407 SDslu, 223 SDs, 0 SdLazy, 519 SolverSat, 87 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 854.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1143.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 100.3ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 129 LocationsWithAnnotation, 455 PreInvPairs, 572 NumberOfFragments, 403 HoareAnnotationTreeSize, 455 FomulaSimplifications, 138 FormulaSimplificationTreeSizeReduction, 1276.5ms HoareSimplificationTime, 129 FomulaSimplificationsInter, 11309 FormulaSimplificationTreeSizeReductionInter, 1680.6ms 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: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - 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! Received shutdown request...