/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_5.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-6253b08 [2021-05-06 11:41:57,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-06 11:41:57,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-06 11:41:57,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-06 11:41:57,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-06 11:41:57,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-06 11:41:57,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-06 11:41:57,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-06 11:41:57,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-06 11:41:57,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-06 11:41:57,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-06 11:41:57,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-06 11:41:57,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-06 11:41:57,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-06 11:41:57,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-06 11:41:57,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-06 11:41:57,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-06 11:41:57,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-06 11:41:57,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-06 11:41:57,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-06 11:41:57,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-06 11:41:57,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-06 11:41:57,707 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-06 11:41:57,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-06 11:41:57,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-06 11:41:57,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-06 11:41:57,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-06 11:41:57,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-06 11:41:57,732 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2021-05-06 11:41:57,744 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-06 11:41:57,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-06 11:41:57,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-06 11:41:57,748 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-06 11:41:57,748 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-06 11:41:57,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-06 11:41:57,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-06 11:41:57,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-06 11:41:57,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-06 11:41:57,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-06 11:41:57,750 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-06 11:41:57,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-06 11:41:57,750 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-06 11:41:57,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-06 11:41:57,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-06 11:41:57,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-06 11:41:57,751 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-06 11:41:57,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-06 11:41:57,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-06 11:41:57,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-06 11:41:57,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-05-06 11:41:57,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-06 11:41:57,752 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2021-05-06 11:41:57,752 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2021-05-06 11:41:58,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-06 11:41:58,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-06 11:41:58,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-06 11:41:58,092 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-06 11:41:58,092 INFO L275 PluginConnector]: CDTParser initialized [2021-05-06 11:41:58,093 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2021-05-06 11:41:58,149 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4226fa4f/827c1a11e55043deb509b2d7e788c38f/FLAG90d997436 [2021-05-06 11:41:58,581 INFO L306 CDTParser]: Found 1 translation units. [2021-05-06 11:41:58,582 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2021-05-06 11:41:58,591 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4226fa4f/827c1a11e55043deb509b2d7e788c38f/FLAG90d997436 [2021-05-06 11:41:58,609 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4226fa4f/827c1a11e55043deb509b2d7e788c38f [2021-05-06 11:41:58,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-06 11:41:58,614 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-06 11:41:58,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-06 11:41:58,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-06 11:41:58,619 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-06 11:41:58,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 11:41:58" (1/1) ... [2021-05-06 11:41:58,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b1d042d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:58, skipping insertion in model container [2021-05-06 11:41:58,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 11:41:58" (1/1) ... [2021-05-06 11:41:58,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-06 11:41:58,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-06 11:41:58,952 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_5.c[11314,11327] [2021-05-06 11:41:58,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-06 11:41:58,963 INFO L203 MainTranslator]: Completed pre-run [2021-05-06 11:41:59,046 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_5.c[11314,11327] [2021-05-06 11:41:59,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-06 11:41:59,073 INFO L208 MainTranslator]: Completed translation [2021-05-06 11:41:59,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:59 WrapperNode [2021-05-06 11:41:59,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-06 11:41:59,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-06 11:41:59,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-06 11:41:59,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-06 11:41:59,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:59" (1/1) ... [2021-05-06 11:41:59,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:59" (1/1) ... [2021-05-06 11:41:59,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:59" (1/1) ... [2021-05-06 11:41:59,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:59" (1/1) ... [2021-05-06 11:41:59,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:59" (1/1) ... [2021-05-06 11:41:59,137 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:59" (1/1) ... [2021-05-06 11:41:59,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:59" (1/1) ... [2021-05-06 11:41:59,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-06 11:41:59,144 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-06 11:41:59,144 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-06 11:41:59,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-06 11:41:59,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:59" (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 [2021-05-06 11:41:59,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-06 11:41:59,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-06 11:41:59,216 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-06 11:41:59,216 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-05-06 11:41:59,216 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2021-05-06 11:41:59,216 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2021-05-06 11:41:59,216 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2021-05-06 11:41:59,216 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2021-05-06 11:41:59,216 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2021-05-06 11:41:59,216 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2021-05-06 11:41:59,216 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2021-05-06 11:41:59,216 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2021-05-06 11:41:59,217 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-06 11:41:59,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-06 11:41:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-06 11:41:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-06 11:41:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-06 11:41:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-06 11:41:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-05-06 11:41:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2021-05-06 11:41:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-05-06 11:41:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2021-05-06 11:41:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2021-05-06 11:41:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2021-05-06 11:41:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2021-05-06 11:41:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2021-05-06 11:41:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-05-06 11:41:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2021-05-06 11:41:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2021-05-06 11:41:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2021-05-06 11:41:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-06 11:41:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-06 11:41:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-05-06 11:41:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-06 11:41:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-06 11:41:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-06 11:41:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-06 11:41:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-05-06 11:41:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-05-06 11:41:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-06 11:41:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-05-06 11:41:59,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-06 11:41:59,989 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-06 11:41:59,990 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-05-06 11:41:59,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 11:41:59 BoogieIcfgContainer [2021-05-06 11:41:59,991 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-06 11:41:59,994 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-06 11:41:59,994 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-06 11:41:59,996 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-06 11:41:59,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 11:41:58" (1/3) ... [2021-05-06 11:41:59,997 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71d8071e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 11:41:59, skipping insertion in model container [2021-05-06 11:41:59,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:41:59" (2/3) ... [2021-05-06 11:41:59,997 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71d8071e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 11:41:59, skipping insertion in model container [2021-05-06 11:41:59,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 11:41:59" (3/3) ... [2021-05-06 11:42:00,001 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_5.c [2021-05-06 11:42:00,006 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-05-06 11:42:00,009 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-06 11:42:00,023 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-06 11:42:00,048 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-06 11:42:00,048 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-06 11:42:00,048 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-05-06 11:42:00,049 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-06 11:42:00,049 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-06 11:42:00,049 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-06 11:42:00,049 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-06 11:42:00,049 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-06 11:42:00,067 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) [2021-05-06 11:42:00,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-05-06 11:42:00,077 INFO L515 BasicCegarLoop]: Found error trace [2021-05-06 11:42:00,078 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] [2021-05-06 11:42:00,078 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-06 11:42:00,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-06 11:42:00,083 INFO L82 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 1 times [2021-05-06 11:42:00,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-06 11:42:00,090 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2137342969] [2021-05-06 11:42:00,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-06 11:42:00,139 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-06 11:42:00,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:42:00,511 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-06 11:42:00,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-06 11:42:00,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:42:00,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-06 11:42:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:42:00,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-05-06 11:42:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:42:00,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-05-06 11:42:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:42:00,608 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-05-06 11:42:00,609 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-06 11:42:00,609 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2137342969] [2021-05-06 11:42:00,610 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [2137342969] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-06 11:42:00,611 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-06 11:42:00,611 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-06 11:42:00,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178380333] [2021-05-06 11:42:00,614 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-06 11:42:00,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-06 11:42:00,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-06 11:42:00,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-06 11:42:00,628 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) [2021-05-06 11:42:00,812 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-06 11:42:01,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-06 11:42:01,340 INFO L93 Difference]: Finished difference Result 245 states and 367 transitions. [2021-05-06 11:42:01,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-06 11:42:01,342 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 [2021-05-06 11:42:01,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-06 11:42:01,352 INFO L225 Difference]: With dead ends: 245 [2021-05-06 11:42:01,352 INFO L226 Difference]: Without dead ends: 120 [2021-05-06 11:42:01,359 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 327.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-06 11:42:01,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2021-05-06 11:42:01,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2021-05-06 11:42:01,427 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) [2021-05-06 11:42:01,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 167 transitions. [2021-05-06 11:42:01,430 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 167 transitions. Word has length 47 [2021-05-06 11:42:01,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-06 11:42:01,430 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 167 transitions. [2021-05-06 11:42:01,431 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) [2021-05-06 11:42:01,431 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2021-05-06 11:42:01,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-05-06 11:42:01,433 INFO L515 BasicCegarLoop]: Found error trace [2021-05-06 11:42:01,433 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] [2021-05-06 11:42:01,434 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-06 11:42:01,434 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-06 11:42:01,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-06 11:42:01,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 1 times [2021-05-06 11:42:01,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-06 11:42:01,435 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [386505575] [2021-05-06 11:42:01,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-06 11:42:01,437 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-06 11:42:01,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:42:01,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-06 11:42:01,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:42:01,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-06 11:42:01,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:42:01,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-05-06 11:42:01,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:42:01,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-05-06 11:42:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 11:42:01,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-06 11:42:01,648 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-06 11:42:01,648 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [386505575] [2021-05-06 11:42:01,648 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [386505575] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-06 11:42:01,648 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-06 11:42:01,649 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-05-06 11:42:01,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321142720] [2021-05-06 11:42:01,649 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-06 11:42:01,650 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-06 11:42:01,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-06 11:42:01,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-05-06 11:42:01,650 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) [2021-05-06 11:42:01,781 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-06 11:42:02,394 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-05-06 11:42:02,533 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2021-05-06 11:42:02,676 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-05-06 11:42:02,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-06 11:42:02,820 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2021-05-06 11:42:02,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-06 11:42:02,823 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 [2021-05-06 11:42:02,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-06 11:42:02,824 INFO L225 Difference]: With dead ends: 148 [2021-05-06 11:42:02,824 INFO L226 Difference]: Without dead ends: 0 [2021-05-06 11:42:02,825 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 651.4ms TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-05-06 11:42:02,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-05-06 11:42:02,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-05-06 11:42:02,825 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) [2021-05-06 11:42:02,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-05-06 11:42:02,826 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2021-05-06 11:42:02,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-06 11:42:02,826 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-05-06 11:42:02,826 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) [2021-05-06 11:42:02,826 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-05-06 11:42:02,826 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-05-06 11:42:02,826 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-06 11:42:02,828 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-05-06 11:42:05,076 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 127 [2021-05-06 11:42:05,666 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 1 [2021-05-06 11:42:05,742 INFO L198 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-05-06 11:42:05,743 INFO L198 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-05-06 11:42:05,743 INFO L198 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-05-06 11:42:05,743 INFO L201 CegarLoopUtils]: At program point Id_MCDC_100FINAL(lines 420 426) the Hoare annotation is: true [2021-05-06 11:42:05,743 INFO L201 CegarLoopUtils]: At program point Id_MCDC_100EXIT(lines 420 426) the Hoare annotation is: true [2021-05-06 11:42:05,743 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)) [2021-05-06 11:42:05,743 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)) [2021-05-06 11:42:05,743 INFO L201 CegarLoopUtils]: At program point L417(line 417) the Hoare annotation is: true [2021-05-06 11:42:05,743 INFO L201 CegarLoopUtils]: At program point L405(line 405) the Hoare annotation is: true [2021-05-06 11:42:05,743 INFO L201 CegarLoopUtils]: At program point L405-1(line 405) the Hoare annotation is: true [2021-05-06 11:42:05,744 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)) [2021-05-06 11:42:05,744 INFO L201 CegarLoopUtils]: At program point Id_MCDC_99EXIT(lines 400 419) the Hoare annotation is: true [2021-05-06 11:42:05,744 INFO L201 CegarLoopUtils]: At program point L408(line 408) the Hoare annotation is: true [2021-05-06 11:42:05,744 INFO L201 CegarLoopUtils]: At program point L408-2(lines 408 415) the Hoare annotation is: true [2021-05-06 11:42:05,744 INFO L201 CegarLoopUtils]: At program point L406-2(lines 406 416) the Hoare annotation is: true [2021-05-06 11:42:05,744 INFO L201 CegarLoopUtils]: At program point L406-3(lines 406 416) the Hoare annotation is: true [2021-05-06 11:42:05,744 INFO L201 CegarLoopUtils]: At program point L406-4(lines 406 416) the Hoare annotation is: true [2021-05-06 11:42:05,744 INFO L201 CegarLoopUtils]: At program point Id_MCDC_99FINAL(lines 400 419) the Hoare annotation is: true [2021-05-06 11:42:05,744 INFO L201 CegarLoopUtils]: At program point L221(line 221) the Hoare annotation is: true [2021-05-06 11:42:05,744 INFO L201 CegarLoopUtils]: At program point L217(line 217) the Hoare annotation is: true [2021-05-06 11:42:05,744 INFO L201 CegarLoopUtils]: At program point L217-2(line 217) the Hoare annotation is: true [2021-05-06 11:42:05,744 INFO L201 CegarLoopUtils]: At program point L209(lines 209 225) the Hoare annotation is: true [2021-05-06 11:42:05,744 INFO L201 CegarLoopUtils]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2021-05-06 11:42:05,744 INFO L201 CegarLoopUtils]: At program point Id_MCDC_89EXIT(lines 193 248) the Hoare annotation is: true [2021-05-06 11:42:05,745 INFO L201 CegarLoopUtils]: At program point L234(line 234) the Hoare annotation is: true [2021-05-06 11:42:05,745 INFO L201 CegarLoopUtils]: At program point L234-2(line 234) the Hoare annotation is: true [2021-05-06 11:42:05,745 INFO L201 CegarLoopUtils]: At program point L234-3(line 234) the Hoare annotation is: true [2021-05-06 11:42:05,745 INFO L201 CegarLoopUtils]: At program point L234-5(lines 234 246) the Hoare annotation is: true [2021-05-06 11:42:05,745 INFO L201 CegarLoopUtils]: At program point L226-1(lines 226 233) the Hoare annotation is: true [2021-05-06 11:42:05,745 INFO L201 CegarLoopUtils]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2021-05-06 11:42:05,745 INFO L201 CegarLoopUtils]: At program point L226-4(lines 226 233) the Hoare annotation is: true [2021-05-06 11:42:05,745 INFO L201 CegarLoopUtils]: At program point L218(line 218) the Hoare annotation is: true [2021-05-06 11:42:05,745 INFO L201 CegarLoopUtils]: At program point L214(line 214) the Hoare annotation is: true [2021-05-06 11:42:05,745 INFO L201 CegarLoopUtils]: At program point L214-2(line 214) the Hoare annotation is: true [2021-05-06 11:42:05,745 INFO L201 CegarLoopUtils]: At program point L202(lines 202 208) the Hoare annotation is: true [2021-05-06 11:42:05,745 INFO L201 CegarLoopUtils]: At program point L202-2(lines 202 208) the Hoare annotation is: true [2021-05-06 11:42:05,745 INFO L201 CegarLoopUtils]: At program point Id_MCDC_89FINAL(lines 193 248) the Hoare annotation is: true [2021-05-06 11:42:05,745 INFO L201 CegarLoopUtils]: At program point L198(lines 198 201) the Hoare annotation is: true [2021-05-06 11:42:05,746 INFO L201 CegarLoopUtils]: At program point L223(line 223) the Hoare annotation is: true [2021-05-06 11:42:05,746 INFO L201 CegarLoopUtils]: At program point L215(line 215) the Hoare annotation is: true [2021-05-06 11:42:05,746 INFO L201 CegarLoopUtils]: At program point L211(line 211) the Hoare annotation is: true [2021-05-06 11:42:05,746 INFO L201 CegarLoopUtils]: At program point L211-2(line 211) the Hoare annotation is: true [2021-05-06 11:42:05,746 INFO L201 CegarLoopUtils]: At program point L236(lines 236 241) the Hoare annotation is: true [2021-05-06 11:42:05,746 INFO L201 CegarLoopUtils]: At program point L236-1(lines 234 246) the Hoare annotation is: true [2021-05-06 11:42:05,746 INFO L201 CegarLoopUtils]: At program point L220(line 220) the Hoare annotation is: true [2021-05-06 11:42:05,746 INFO L201 CegarLoopUtils]: At program point L220-2(line 220) the Hoare annotation is: true [2021-05-06 11:42:05,746 INFO L201 CegarLoopUtils]: At program point L212(line 212) the Hoare annotation is: true [2021-05-06 11:42:05,746 INFO L201 CegarLoopUtils]: At program point L204(lines 204 207) the Hoare annotation is: true [2021-05-06 11:42:05,746 INFO L201 CegarLoopUtils]: At program point L229(lines 229 232) the Hoare annotation is: true [2021-05-06 11:42:05,747 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)) [2021-05-06 11:42:05,747 INFO L201 CegarLoopUtils]: At program point mainFINAL(lines 427 458) the Hoare annotation is: true [2021-05-06 11:42:05,747 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)) [2021-05-06 11:42:05,747 INFO L201 CegarLoopUtils]: At program point mainEXIT(lines 427 458) the Hoare annotation is: true [2021-05-06 11:42:05,747 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)) [2021-05-06 11:42:05,747 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2021-05-06 11:42:05,747 INFO L198 CegarLoopUtils]: For program point L6(line 6) no Hoare annotation was computed. [2021-05-06 11:42:05,747 INFO L198 CegarLoopUtils]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2021-05-06 11:42:05,747 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2021-05-06 11:42:05,747 INFO L201 CegarLoopUtils]: At program point L378(line 378) the Hoare annotation is: true [2021-05-06 11:42:05,748 INFO L201 CegarLoopUtils]: At program point L378-1(lines 378 381) the Hoare annotation is: true [2021-05-06 11:42:05,748 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|)) [2021-05-06 11:42:05,748 INFO L201 CegarLoopUtils]: At program point Id_MCDC_97EXIT(lines 331 399) the Hoare annotation is: true [2021-05-06 11:42:05,748 INFO L201 CegarLoopUtils]: At program point L358-2(lines 358 396) the Hoare annotation is: true [2021-05-06 11:42:05,748 INFO L201 CegarLoopUtils]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2021-05-06 11:42:05,748 INFO L201 CegarLoopUtils]: At program point L371(line 371) the Hoare annotation is: true [2021-05-06 11:42:05,748 INFO L201 CegarLoopUtils]: At program point L371-1(lines 371 374) the Hoare annotation is: true [2021-05-06 11:42:05,748 INFO L201 CegarLoopUtils]: At program point Id_MCDC_97FINAL(lines 331 399) the Hoare annotation is: true [2021-05-06 11:42:05,748 INFO L201 CegarLoopUtils]: At program point L388(line 388) the Hoare annotation is: true [2021-05-06 11:42:05,748 INFO L201 CegarLoopUtils]: At program point L388-1(line 388) the Hoare annotation is: true [2021-05-06 11:42:05,748 INFO L201 CegarLoopUtils]: At program point L376-2(lines 376 393) the Hoare annotation is: true [2021-05-06 11:42:05,749 INFO L201 CegarLoopUtils]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2021-05-06 11:42:05,749 INFO L201 CegarLoopUtils]: At program point L376-4(lines 376 393) the Hoare annotation is: true [2021-05-06 11:42:05,749 INFO L201 CegarLoopUtils]: At program point L389(lines 389 392) the Hoare annotation is: true [2021-05-06 11:42:05,749 INFO L201 CegarLoopUtils]: At program point L356(lines 356 397) the Hoare annotation is: true [2021-05-06 11:42:05,749 INFO L201 CegarLoopUtils]: At program point L352-2(lines 352 355) the Hoare annotation is: true [2021-05-06 11:42:05,749 INFO L201 CegarLoopUtils]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2021-05-06 11:42:05,749 INFO L201 CegarLoopUtils]: At program point L352-4(lines 332 399) the Hoare annotation is: true [2021-05-06 11:42:05,749 INFO L201 CegarLoopUtils]: At program point L365(line 365) the Hoare annotation is: true [2021-05-06 11:42:05,749 INFO L201 CegarLoopUtils]: At program point L365-1(lines 365 368) the Hoare annotation is: true [2021-05-06 11:42:05,749 INFO L201 CegarLoopUtils]: At program point L361(line 361) the Hoare annotation is: true [2021-05-06 11:42:05,749 INFO L201 CegarLoopUtils]: At program point L361-1(lines 361 364) the Hoare annotation is: true [2021-05-06 11:42:05,749 INFO L201 CegarLoopUtils]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2021-05-06 11:42:05,750 INFO L201 CegarLoopUtils]: At program point Id_MCDC_95EXIT(lines 280 299) the Hoare annotation is: true [2021-05-06 11:42:05,750 INFO L194 CegarLoopUtils]: At program point L298(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2021-05-06 11:42:05,750 INFO L201 CegarLoopUtils]: At program point L296(line 296) the Hoare annotation is: true [2021-05-06 11:42:05,750 INFO L194 CegarLoopUtils]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2021-05-06 11:42:05,750 INFO L201 CegarLoopUtils]: At program point L296-1(line 296) the Hoare annotation is: true [2021-05-06 11:42:05,750 INFO L194 CegarLoopUtils]: At program point L298-3(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2021-05-06 11:42:05,750 INFO L201 CegarLoopUtils]: At program point L290(line 290) the Hoare annotation is: true [2021-05-06 11:42:05,750 INFO L201 CegarLoopUtils]: At program point L290-1(line 290) the Hoare annotation is: true [2021-05-06 11:42:05,750 INFO L201 CegarLoopUtils]: At program point L288(lines 288 295) the Hoare annotation is: true [2021-05-06 11:42:05,750 INFO L201 CegarLoopUtils]: At program point L288-2(lines 288 295) the Hoare annotation is: true [2021-05-06 11:42:05,750 INFO L201 CegarLoopUtils]: At program point L284(lines 284 287) the Hoare annotation is: true [2021-05-06 11:42:05,750 INFO L201 CegarLoopUtils]: At program point L297(line 297) the Hoare annotation is: true [2021-05-06 11:42:05,750 INFO L201 CegarLoopUtils]: At program point L297-1(line 297) the Hoare annotation is: true [2021-05-06 11:42:05,750 INFO L201 CegarLoopUtils]: At program point Id_MCDC_95FINAL(lines 280 299) the Hoare annotation is: true [2021-05-06 11:42:05,751 INFO L201 CegarLoopUtils]: At program point L318(lines 318 323) the Hoare annotation is: true [2021-05-06 11:42:05,751 INFO L201 CegarLoopUtils]: At program point L318-1(lines 316 328) the Hoare annotation is: true [2021-05-06 11:42:05,751 INFO L201 CegarLoopUtils]: At program point L316(line 316) the Hoare annotation is: true [2021-05-06 11:42:05,751 INFO L201 CegarLoopUtils]: At program point L316-2(line 316) the Hoare annotation is: true [2021-05-06 11:42:05,751 INFO L201 CegarLoopUtils]: At program point L316-3(line 316) the Hoare annotation is: true [2021-05-06 11:42:05,751 INFO L201 CegarLoopUtils]: At program point L316-5(lines 316 328) the Hoare annotation is: true [2021-05-06 11:42:05,751 INFO L201 CegarLoopUtils]: At program point L308-1(lines 308 315) the Hoare annotation is: true [2021-05-06 11:42:05,751 INFO L201 CegarLoopUtils]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2021-05-06 11:42:05,751 INFO L201 CegarLoopUtils]: At program point L304(lines 304 307) the Hoare annotation is: true [2021-05-06 11:42:05,751 INFO L201 CegarLoopUtils]: At program point L308-4(lines 308 315) the Hoare annotation is: true [2021-05-06 11:42:05,751 INFO L201 CegarLoopUtils]: At program point Id_MCDC_96FINAL(lines 300 330) the Hoare annotation is: true [2021-05-06 11:42:05,752 INFO L201 CegarLoopUtils]: At program point L311(lines 311 314) the Hoare annotation is: true [2021-05-06 11:42:05,752 INFO L201 CegarLoopUtils]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2021-05-06 11:42:05,752 INFO L201 CegarLoopUtils]: At program point Id_MCDC_96EXIT(lines 300 330) the Hoare annotation is: true [2021-05-06 11:42:05,752 INFO L201 CegarLoopUtils]: At program point L255(lines 255 269) the Hoare annotation is: true [2021-05-06 11:42:05,752 INFO L201 CegarLoopUtils]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2021-05-06 11:42:05,752 INFO L201 CegarLoopUtils]: At program point Id_MCDC_92EXIT(lines 249 279) the Hoare annotation is: true [2021-05-06 11:42:05,752 INFO L201 CegarLoopUtils]: At program point L272(line 272) the Hoare annotation is: true [2021-05-06 11:42:05,752 INFO L201 CegarLoopUtils]: At program point L272-1(line 272) the Hoare annotation is: true [2021-05-06 11:42:05,752 INFO L201 CegarLoopUtils]: At program point Id_MCDC_92FINAL(lines 249 279) the Hoare annotation is: true [2021-05-06 11:42:05,752 INFO L201 CegarLoopUtils]: At program point L270-1(lines 250 279) the Hoare annotation is: true [2021-05-06 11:42:05,752 INFO L201 CegarLoopUtils]: At program point L270-2(lines 270 277) the Hoare annotation is: true [2021-05-06 11:42:05,752 INFO L201 CegarLoopUtils]: At program point L261(lines 261 269) the Hoare annotation is: true [2021-05-06 11:42:05,753 INFO L201 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2021-05-06 11:42:05,753 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)|)) [2021-05-06 11:42:05,753 INFO L201 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-05-06 11:42:05,753 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-05-06 11:42:05,753 INFO L201 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-05-06 11:42:05,753 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-05-06 11:42:05,753 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-05-06 11:42:05,753 INFO L201 CegarLoopUtils]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2021-05-06 11:42:05,753 INFO L201 CegarLoopUtils]: At program point L11(lines 11 14) the Hoare annotation is: true [2021-05-06 11:42:05,753 INFO L201 CegarLoopUtils]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2021-05-06 11:42:05,753 INFO L201 CegarLoopUtils]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2021-05-06 11:42:05,754 INFO L194 CegarLoopUtils]: At program point L463(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2021-05-06 11:42:05,754 INFO L201 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2021-05-06 11:42:05,754 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)) [2021-05-06 11:42:05,754 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)) [2021-05-06 11:42:05,754 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)) [2021-05-06 11:42:05,754 INFO L194 CegarLoopUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2021-05-06 11:42:05,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 11:42:05 BoogieIcfgContainer [2021-05-06 11:42:05,767 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-06 11:42:05,768 INFO L168 Benchmark]: Toolchain (without parser) took 7154.24 ms. Allocated memory was 246.4 MB in the beginning and 413.1 MB in the end (delta: 166.7 MB). Free memory was 212.0 MB in the beginning and 160.2 MB in the end (delta: 51.7 MB). Peak memory consumption was 228.6 MB. Max. memory is 8.0 GB. [2021-05-06 11:42:05,769 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 246.4 MB. Free memory was 229.6 MB in the beginning and 229.5 MB in the end (delta: 106.0 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-05-06 11:42:05,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 458.49 ms. Allocated memory is still 246.4 MB. Free memory was 211.7 MB in the beginning and 221.9 MB in the end (delta: -10.2 MB). Peak memory consumption was 10.8 MB. Max. memory is 8.0 GB. [2021-05-06 11:42:05,770 INFO L168 Benchmark]: Boogie Preprocessor took 68.46 ms. Allocated memory is still 246.4 MB. Free memory was 221.9 MB in the beginning and 218.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-05-06 11:42:05,770 INFO L168 Benchmark]: RCFGBuilder took 847.18 ms. Allocated memory is still 246.4 MB. Free memory was 218.3 MB in the beginning and 220.8 MB in the end (delta: -2.5 MB). Peak memory consumption was 61.9 MB. Max. memory is 8.0 GB. [2021-05-06 11:42:05,771 INFO L168 Benchmark]: TraceAbstraction took 5773.88 ms. Allocated memory was 246.4 MB in the beginning and 413.1 MB in the end (delta: 166.7 MB). Free memory was 220.2 MB in the beginning and 160.2 MB in the end (delta: 60.0 MB). Peak memory consumption was 236.7 MB. Max. memory is 8.0 GB. [2021-05-06 11:42:05,773 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 246.4 MB. Free memory was 229.6 MB in the beginning and 229.5 MB in the end (delta: 106.0 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 458.49 ms. Allocated memory is still 246.4 MB. Free memory was 211.7 MB in the beginning and 221.9 MB in the end (delta: -10.2 MB). Peak memory consumption was 10.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 68.46 ms. Allocated memory is still 246.4 MB. Free memory was 221.9 MB in the beginning and 218.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 847.18 ms. Allocated memory is still 246.4 MB. Free memory was 218.3 MB in the beginning and 220.8 MB in the end (delta: -2.5 MB). Peak memory consumption was 61.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 5773.88 ms. Allocated memory was 246.4 MB in the beginning and 413.1 MB in the end (delta: 166.7 MB). Free memory was 220.2 MB in the beginning and 160.2 MB in the end (delta: 60.0 MB). Peak memory consumption was 236.7 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: 2780.9ms, OverallIterations: 2, TraceHistogramMax: 2, EmptinessCheckTime: 15.7ms, AutomataDifference: 1919.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 2915.2ms, InitialAbstractionConstructionTime: 14.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 275 SDtfs, 407 SDslu, 223 SDs, 0 SdLazy, 519 SolverSat, 87 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 794.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 979.4ms 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: 62.1ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 129 LocationsWithAnnotation, 455 PreInvPairs, 572 NumberOfFragments, 403 HoareAnnotationTreeSize, 455 FomulaSimplifications, 138 FormulaSimplificationTreeSizeReduction, 1296.7ms HoareSimplificationTime, 129 FomulaSimplificationsInter, 11309 FormulaSimplificationTreeSizeReductionInter, 1554.5ms 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...