/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-c225d54 [2021-05-02 12:47:56,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-02 12:47:56,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-02 12:47:56,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-02 12:47:56,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-02 12:47:56,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-02 12:47:56,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-02 12:47:56,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-02 12:47:56,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-02 12:47:56,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-02 12:47:56,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-02 12:47:56,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-02 12:47:56,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-02 12:47:56,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-02 12:47:56,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-02 12:47:56,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-02 12:47:56,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-02 12:47:56,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-02 12:47:56,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-02 12:47:56,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-02 12:47:56,251 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-05-02 12:47:56,314 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-02 12:47:56,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-02 12:47:56,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-02 12:47:56,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-02 12:47:56,317 INFO L138 SettingsManager]: * Use SBE=true [2021-05-02 12:47:56,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-02 12:47:56,318 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-02 12:47:56,318 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-02 12:47:56,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-02 12:47:56,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-02 12:47:56,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-02 12:47:56,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-02 12:47:56,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-02 12:47:56,319 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-02 12:47:56,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-02 12:47:56,319 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-02 12:47:56,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-02 12:47:56,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-02 12:47:56,320 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-02 12:47:56,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-02 12:47:56,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 12:47:56,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-02 12:47:56,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-02 12:47:56,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-02 12:47:56,324 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-02 12:47:56,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-02 12:47:56,324 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-02 12:47:56,324 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-05-02 12:47:56,326 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2021-05-02 12:47:56,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-02 12:47:56,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-02 12:47:56,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-02 12:47:56,792 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-02 12:47:56,795 INFO L275 PluginConnector]: CDTParser initialized [2021-05-02 12:47:56,796 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2021-05-02 12:47:56,877 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67b19f39a/5139ec5c785e4708b80671d27e750aa7/FLAGcd6a9961c [2021-05-02 12:47:57,668 INFO L306 CDTParser]: Found 1 translation units. [2021-05-02 12:47:57,670 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2021-05-02 12:47:57,686 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67b19f39a/5139ec5c785e4708b80671d27e750aa7/FLAGcd6a9961c [2021-05-02 12:47:57,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67b19f39a/5139ec5c785e4708b80671d27e750aa7 [2021-05-02 12:47:57,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-02 12:47:57,868 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-02 12:47:57,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-02 12:47:57,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-02 12:47:57,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-02 12:47:57,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 12:47:57" (1/1) ... [2021-05-02 12:47:57,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53b18c08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:57, skipping insertion in model container [2021-05-02 12:47:57,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 12:47:57" (1/1) ... [2021-05-02 12:47:57,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-02 12:47:57,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-02 12:47:58,292 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] [2021-05-02 12:47:58,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 12:47:58,309 INFO L203 MainTranslator]: Completed pre-run [2021-05-02 12:47:58,394 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] [2021-05-02 12:47:58,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 12:47:58,429 INFO L208 MainTranslator]: Completed translation [2021-05-02 12:47:58,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:58 WrapperNode [2021-05-02 12:47:58,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-02 12:47:58,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-02 12:47:58,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-02 12:47:58,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-02 12:47:58,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:58" (1/1) ... [2021-05-02 12:47:58,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:58" (1/1) ... [2021-05-02 12:47:58,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:58" (1/1) ... [2021-05-02 12:47:58,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:58" (1/1) ... [2021-05-02 12:47:58,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:58" (1/1) ... [2021-05-02 12:47:58,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:58" (1/1) ... [2021-05-02 12:47:58,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:58" (1/1) ... [2021-05-02 12:47:58,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-02 12:47:58,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-02 12:47:58,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-02 12:47:58,543 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-02 12:47:58,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:58" (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 12:47:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-02 12:47:58,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-02 12:47:58,642 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-02 12:47:58,643 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-05-02 12:47:58,643 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2021-05-02 12:47:58,643 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2021-05-02 12:47:58,643 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2021-05-02 12:47:58,644 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2021-05-02 12:47:58,644 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2021-05-02 12:47:58,644 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2021-05-02 12:47:58,644 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2021-05-02 12:47:58,644 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2021-05-02 12:47:58,645 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-02 12:47:58,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-02 12:47:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-02 12:47:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-02 12:47:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-02 12:47:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-02 12:47:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-05-02 12:47:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2021-05-02 12:47:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-05-02 12:47:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2021-05-02 12:47:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2021-05-02 12:47:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2021-05-02 12:47:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2021-05-02 12:47:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2021-05-02 12:47:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-05-02 12:47:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2021-05-02 12:47:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2021-05-02 12:47:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2021-05-02 12:47:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-02 12:47:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-02 12:47:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-05-02 12:47:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-02 12:47:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-02 12:47:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-02 12:47:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-02 12:47:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-05-02 12:47:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-05-02 12:47:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-02 12:47:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-05-02 12:47:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-02 12:47:59,862 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-02 12:47:59,862 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-05-02 12:47:59,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 12:47:59 BoogieIcfgContainer [2021-05-02 12:47:59,865 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-02 12:47:59,867 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-02 12:47:59,867 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-02 12:47:59,871 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-02 12:47:59,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.05 12:47:57" (1/3) ... [2021-05-02 12:47:59,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a00941e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 12:47:59, skipping insertion in model container [2021-05-02 12:47:59,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:58" (2/3) ... [2021-05-02 12:47:59,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a00941e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 12:47:59, skipping insertion in model container [2021-05-02 12:47:59,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 12:47:59" (3/3) ... [2021-05-02 12:47:59,876 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_5.c [2021-05-02 12:47:59,884 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-02 12:47:59,888 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-02 12:47:59,909 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-02 12:47:59,936 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-02 12:47:59,936 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-02 12:47:59,936 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-02 12:47:59,936 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-02 12:47:59,937 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-02 12:47:59,937 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-02 12:47:59,937 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-02 12:47:59,937 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-02 12:47:59,961 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 12:47:59,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-05-02 12:47:59,971 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:47:59,973 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 12:47:59,973 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:47:59,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:47:59,981 INFO L82 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 1 times [2021-05-02 12:47:59,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:47:59,991 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395981657] [2021-05-02 12:47:59,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:48:00,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:48:00,559 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-02 12:48:00,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:48:00,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:48:00,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-02 12:48:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:48:00,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-05-02 12:48:00,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:48:00,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-05-02 12:48:00,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:48:00,710 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 12:48:00,711 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:48:00,711 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395981657] [2021-05-02 12:48:00,711 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395981657] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 12:48:00,712 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 12:48:00,712 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-02 12:48:00,713 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515840825] [2021-05-02 12:48:00,719 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-02 12:48:00,719 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:48:00,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-02 12:48:00,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-02 12:48:00,746 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 12:48:01,031 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-02 12:48:01,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:48:01,848 INFO L93 Difference]: Finished difference Result 245 states and 367 transitions. [2021-05-02 12:48:01,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-02 12:48:01,851 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 12:48:01,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:48:01,862 INFO L225 Difference]: With dead ends: 245 [2021-05-02 12:48:01,862 INFO L226 Difference]: Without dead ends: 120 [2021-05-02 12:48:01,867 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 507.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-02 12:48:01,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2021-05-02 12:48:01,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2021-05-02 12:48:01,945 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 12:48:01,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 167 transitions. [2021-05-02 12:48:01,951 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 167 transitions. Word has length 47 [2021-05-02 12:48:01,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:48:01,952 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 167 transitions. [2021-05-02 12:48:01,953 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 12:48:01,953 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2021-05-02 12:48:01,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-05-02 12:48:01,956 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:48:01,956 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 12:48:01,957 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-02 12:48:01,957 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:48:01,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:48:01,958 INFO L82 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 1 times [2021-05-02 12:48:01,958 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:48:01,958 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584614772] [2021-05-02 12:48:01,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:48:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:48:02,279 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-02 12:48:02,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:48:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:48:02,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-02 12:48:02,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:48:02,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-05-02 12:48:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:48:02,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-05-02 12:48:02,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:48:02,381 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 12:48:02,381 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:48:02,381 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584614772] [2021-05-02 12:48:02,382 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584614772] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 12:48:02,382 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 12:48:02,382 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-05-02 12:48:02,382 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920573106] [2021-05-02 12:48:02,385 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-02 12:48:02,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:48:02,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-02 12:48:02,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-05-02 12:48:02,386 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 12:48:02,556 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-02 12:48:03,439 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-05-02 12:48:03,649 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2021-05-02 12:48:03,819 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-05-02 12:48:04,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:48:04,035 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2021-05-02 12:48:04,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-02 12:48:04,036 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 12:48:04,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:48:04,037 INFO L225 Difference]: With dead ends: 148 [2021-05-02 12:48:04,037 INFO L226 Difference]: Without dead ends: 0 [2021-05-02 12:48:04,039 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 900.7ms TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-05-02 12:48:04,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-05-02 12:48:04,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-05-02 12:48:04,040 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 12:48:04,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-05-02 12:48:04,040 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2021-05-02 12:48:04,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:48:04,041 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-05-02 12:48:04,041 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 12:48:04,041 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-05-02 12:48:04,041 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-05-02 12:48:04,041 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-02 12:48:04,043 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-05-02 12:48:04,626 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-02 12:48:04,747 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2021-05-02 12:48:04,872 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-02 12:48:05,013 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-02 12:48:05,162 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-02 12:48:05,431 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 127 [2021-05-02 12:48:05,575 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-02 12:48:05,750 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 1 [2021-05-02 12:48:05,753 INFO L198 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-05-02 12:48:05,753 INFO L198 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-05-02 12:48:05,753 INFO L198 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-05-02 12:48:05,753 INFO L198 CegarLoopUtils]: For program point Id_MCDC_100FINAL(lines 420 426) no Hoare annotation was computed. [2021-05-02 12:48:05,753 INFO L198 CegarLoopUtils]: For program point Id_MCDC_100EXIT(lines 420 426) no Hoare annotation was computed. [2021-05-02 12:48:05,754 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 12:48:05,754 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 12:48:05,754 INFO L198 CegarLoopUtils]: For program point L417(line 417) no Hoare annotation was computed. [2021-05-02 12:48:05,754 INFO L201 CegarLoopUtils]: At program point L405(line 405) the Hoare annotation is: true [2021-05-02 12:48:05,754 INFO L198 CegarLoopUtils]: For program point L405-1(line 405) no Hoare annotation was computed. [2021-05-02 12:48:05,754 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 12:48:05,755 INFO L198 CegarLoopUtils]: For program point Id_MCDC_99EXIT(lines 400 419) no Hoare annotation was computed. [2021-05-02 12:48:05,755 INFO L198 CegarLoopUtils]: For program point L408(line 408) no Hoare annotation was computed. [2021-05-02 12:48:05,755 INFO L198 CegarLoopUtils]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2021-05-02 12:48:05,755 INFO L198 CegarLoopUtils]: For program point L406-2(lines 406 416) no Hoare annotation was computed. [2021-05-02 12:48:05,755 INFO L201 CegarLoopUtils]: At program point L406-3(lines 406 416) the Hoare annotation is: true [2021-05-02 12:48:05,755 INFO L201 CegarLoopUtils]: At program point L406-4(lines 406 416) the Hoare annotation is: true [2021-05-02 12:48:05,755 INFO L198 CegarLoopUtils]: For program point Id_MCDC_99FINAL(lines 400 419) no Hoare annotation was computed. [2021-05-02 12:48:05,755 INFO L198 CegarLoopUtils]: For program point L221(line 221) no Hoare annotation was computed. [2021-05-02 12:48:05,755 INFO L198 CegarLoopUtils]: For program point L217(line 217) no Hoare annotation was computed. [2021-05-02 12:48:05,755 INFO L198 CegarLoopUtils]: For program point L217-2(line 217) no Hoare annotation was computed. [2021-05-02 12:48:05,756 INFO L201 CegarLoopUtils]: At program point L209(lines 209 225) the Hoare annotation is: true [2021-05-02 12:48:05,756 INFO L201 CegarLoopUtils]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2021-05-02 12:48:05,756 INFO L198 CegarLoopUtils]: For program point Id_MCDC_89EXIT(lines 193 248) no Hoare annotation was computed. [2021-05-02 12:48:05,756 INFO L198 CegarLoopUtils]: For program point L234(line 234) no Hoare annotation was computed. [2021-05-02 12:48:05,756 INFO L198 CegarLoopUtils]: For program point L234-2(line 234) no Hoare annotation was computed. [2021-05-02 12:48:05,756 INFO L198 CegarLoopUtils]: For program point L234-3(line 234) no Hoare annotation was computed. [2021-05-02 12:48:05,756 INFO L198 CegarLoopUtils]: For program point L234-5(lines 234 246) no Hoare annotation was computed. [2021-05-02 12:48:05,756 INFO L198 CegarLoopUtils]: For program point L226-1(lines 226 233) no Hoare annotation was computed. [2021-05-02 12:48:05,756 INFO L201 CegarLoopUtils]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2021-05-02 12:48:05,756 INFO L198 CegarLoopUtils]: For program point L226-4(lines 226 233) no Hoare annotation was computed. [2021-05-02 12:48:05,756 INFO L198 CegarLoopUtils]: For program point L218(line 218) no Hoare annotation was computed. [2021-05-02 12:48:05,757 INFO L198 CegarLoopUtils]: For program point L214(line 214) no Hoare annotation was computed. [2021-05-02 12:48:05,757 INFO L198 CegarLoopUtils]: For program point L214-2(line 214) no Hoare annotation was computed. [2021-05-02 12:48:05,757 INFO L198 CegarLoopUtils]: For program point L202(lines 202 208) no Hoare annotation was computed. [2021-05-02 12:48:05,757 INFO L198 CegarLoopUtils]: For program point L202-2(lines 202 208) no Hoare annotation was computed. [2021-05-02 12:48:05,757 INFO L198 CegarLoopUtils]: For program point Id_MCDC_89FINAL(lines 193 248) no Hoare annotation was computed. [2021-05-02 12:48:05,757 INFO L198 CegarLoopUtils]: For program point L198(lines 198 201) no Hoare annotation was computed. [2021-05-02 12:48:05,757 INFO L198 CegarLoopUtils]: For program point L223(line 223) no Hoare annotation was computed. [2021-05-02 12:48:05,757 INFO L198 CegarLoopUtils]: For program point L215(line 215) no Hoare annotation was computed. [2021-05-02 12:48:05,757 INFO L198 CegarLoopUtils]: For program point L211(line 211) no Hoare annotation was computed. [2021-05-02 12:48:05,757 INFO L198 CegarLoopUtils]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-05-02 12:48:05,757 INFO L198 CegarLoopUtils]: For program point L236(lines 236 241) no Hoare annotation was computed. [2021-05-02 12:48:05,757 INFO L198 CegarLoopUtils]: For program point L236-1(lines 234 246) no Hoare annotation was computed. [2021-05-02 12:48:05,758 INFO L198 CegarLoopUtils]: For program point L220(line 220) no Hoare annotation was computed. [2021-05-02 12:48:05,758 INFO L198 CegarLoopUtils]: For program point L220-2(line 220) no Hoare annotation was computed. [2021-05-02 12:48:05,758 INFO L198 CegarLoopUtils]: For program point L212(line 212) no Hoare annotation was computed. [2021-05-02 12:48:05,758 INFO L198 CegarLoopUtils]: For program point L204(lines 204 207) no Hoare annotation was computed. [2021-05-02 12:48:05,758 INFO L198 CegarLoopUtils]: For program point L229(lines 229 232) no Hoare annotation was computed. [2021-05-02 12:48:05,758 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 12:48:05,758 INFO L198 CegarLoopUtils]: For program point mainFINAL(lines 427 458) no Hoare annotation was computed. [2021-05-02 12:48:05,758 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 12:48:05,759 INFO L198 CegarLoopUtils]: For program point mainEXIT(lines 427 458) no Hoare annotation was computed. [2021-05-02 12:48:05,759 INFO L198 CegarLoopUtils]: For program point L452(lines 452 455) no Hoare annotation was computed. [2021-05-02 12:48:05,759 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2021-05-02 12:48:05,759 INFO L198 CegarLoopUtils]: For program point L6(line 6) no Hoare annotation was computed. [2021-05-02 12:48:05,759 INFO L198 CegarLoopUtils]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2021-05-02 12:48:05,759 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2021-05-02 12:48:05,759 INFO L201 CegarLoopUtils]: At program point L378(line 378) the Hoare annotation is: true [2021-05-02 12:48:05,759 INFO L198 CegarLoopUtils]: For program point L378-1(lines 378 381) no Hoare annotation was computed. [2021-05-02 12:48:05,760 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 12:48:05,760 INFO L198 CegarLoopUtils]: For program point Id_MCDC_97EXIT(lines 331 399) no Hoare annotation was computed. [2021-05-02 12:48:05,760 INFO L198 CegarLoopUtils]: For program point L358-2(lines 358 396) no Hoare annotation was computed. [2021-05-02 12:48:05,760 INFO L201 CegarLoopUtils]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2021-05-02 12:48:05,760 INFO L201 CegarLoopUtils]: At program point L371(line 371) the Hoare annotation is: true [2021-05-02 12:48:05,760 INFO L198 CegarLoopUtils]: For program point L371-1(lines 371 374) no Hoare annotation was computed. [2021-05-02 12:48:05,760 INFO L198 CegarLoopUtils]: For program point Id_MCDC_97FINAL(lines 331 399) no Hoare annotation was computed. [2021-05-02 12:48:05,760 INFO L201 CegarLoopUtils]: At program point L388(line 388) the Hoare annotation is: true [2021-05-02 12:48:05,760 INFO L198 CegarLoopUtils]: For program point L388-1(line 388) no Hoare annotation was computed. [2021-05-02 12:48:05,760 INFO L198 CegarLoopUtils]: For program point L376-2(lines 376 393) no Hoare annotation was computed. [2021-05-02 12:48:05,761 INFO L201 CegarLoopUtils]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2021-05-02 12:48:05,761 INFO L198 CegarLoopUtils]: For program point L376-4(lines 376 393) no Hoare annotation was computed. [2021-05-02 12:48:05,761 INFO L198 CegarLoopUtils]: For program point L389(lines 389 392) no Hoare annotation was computed. [2021-05-02 12:48:05,761 INFO L198 CegarLoopUtils]: For program point L356(lines 356 397) no Hoare annotation was computed. [2021-05-02 12:48:05,761 INFO L198 CegarLoopUtils]: For program point L352-2(lines 352 355) no Hoare annotation was computed. [2021-05-02 12:48:05,761 INFO L201 CegarLoopUtils]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2021-05-02 12:48:05,761 INFO L198 CegarLoopUtils]: For program point L352-4(lines 332 399) no Hoare annotation was computed. [2021-05-02 12:48:05,761 INFO L201 CegarLoopUtils]: At program point L365(line 365) the Hoare annotation is: true [2021-05-02 12:48:05,761 INFO L198 CegarLoopUtils]: For program point L365-1(lines 365 368) no Hoare annotation was computed. [2021-05-02 12:48:05,762 INFO L201 CegarLoopUtils]: At program point L361(line 361) the Hoare annotation is: true [2021-05-02 12:48:05,762 INFO L198 CegarLoopUtils]: For program point L361-1(lines 361 364) no Hoare annotation was computed. [2021-05-02 12:48:05,762 INFO L201 CegarLoopUtils]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2021-05-02 12:48:05,762 INFO L198 CegarLoopUtils]: For program point Id_MCDC_95EXIT(lines 280 299) no Hoare annotation was computed. [2021-05-02 12:48:05,762 INFO L198 CegarLoopUtils]: For program point L298(line 298) no Hoare annotation was computed. [2021-05-02 12:48:05,762 INFO L201 CegarLoopUtils]: At program point L296(line 296) the Hoare annotation is: true [2021-05-02 12:48:05,762 INFO L194 CegarLoopUtils]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2021-05-02 12:48:05,762 INFO L198 CegarLoopUtils]: For program point L296-1(line 296) no Hoare annotation was computed. [2021-05-02 12:48:05,762 INFO L198 CegarLoopUtils]: For program point L298-3(line 298) no Hoare annotation was computed. [2021-05-02 12:48:05,763 INFO L201 CegarLoopUtils]: At program point L290(line 290) the Hoare annotation is: true [2021-05-02 12:48:05,763 INFO L198 CegarLoopUtils]: For program point L290-1(line 290) no Hoare annotation was computed. [2021-05-02 12:48:05,763 INFO L198 CegarLoopUtils]: For program point L288(lines 288 295) no Hoare annotation was computed. [2021-05-02 12:48:05,763 INFO L198 CegarLoopUtils]: For program point L288-2(lines 288 295) no Hoare annotation was computed. [2021-05-02 12:48:05,763 INFO L198 CegarLoopUtils]: For program point L284(lines 284 287) no Hoare annotation was computed. [2021-05-02 12:48:05,763 INFO L201 CegarLoopUtils]: At program point L297(line 297) the Hoare annotation is: true [2021-05-02 12:48:05,763 INFO L198 CegarLoopUtils]: For program point L297-1(line 297) no Hoare annotation was computed. [2021-05-02 12:48:05,763 INFO L198 CegarLoopUtils]: For program point Id_MCDC_95FINAL(lines 280 299) no Hoare annotation was computed. [2021-05-02 12:48:05,764 INFO L198 CegarLoopUtils]: For program point L318(lines 318 323) no Hoare annotation was computed. [2021-05-02 12:48:05,764 INFO L198 CegarLoopUtils]: For program point L318-1(lines 316 328) no Hoare annotation was computed. [2021-05-02 12:48:05,764 INFO L198 CegarLoopUtils]: For program point L316(line 316) no Hoare annotation was computed. [2021-05-02 12:48:05,764 INFO L198 CegarLoopUtils]: For program point L316-2(line 316) no Hoare annotation was computed. [2021-05-02 12:48:05,764 INFO L198 CegarLoopUtils]: For program point L316-3(line 316) no Hoare annotation was computed. [2021-05-02 12:48:05,764 INFO L198 CegarLoopUtils]: For program point L316-5(lines 316 328) no Hoare annotation was computed. [2021-05-02 12:48:05,764 INFO L198 CegarLoopUtils]: For program point L308-1(lines 308 315) no Hoare annotation was computed. [2021-05-02 12:48:05,764 INFO L201 CegarLoopUtils]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2021-05-02 12:48:05,764 INFO L198 CegarLoopUtils]: For program point L304(lines 304 307) no Hoare annotation was computed. [2021-05-02 12:48:05,765 INFO L198 CegarLoopUtils]: For program point L308-4(lines 308 315) no Hoare annotation was computed. [2021-05-02 12:48:05,765 INFO L198 CegarLoopUtils]: For program point Id_MCDC_96FINAL(lines 300 330) no Hoare annotation was computed. [2021-05-02 12:48:05,765 INFO L198 CegarLoopUtils]: For program point L311(lines 311 314) no Hoare annotation was computed. [2021-05-02 12:48:05,765 INFO L201 CegarLoopUtils]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2021-05-02 12:48:05,765 INFO L198 CegarLoopUtils]: For program point Id_MCDC_96EXIT(lines 300 330) no Hoare annotation was computed. [2021-05-02 12:48:05,765 INFO L198 CegarLoopUtils]: For program point L255(lines 255 269) no Hoare annotation was computed. [2021-05-02 12:48:05,765 INFO L201 CegarLoopUtils]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2021-05-02 12:48:05,765 INFO L198 CegarLoopUtils]: For program point Id_MCDC_92EXIT(lines 249 279) no Hoare annotation was computed. [2021-05-02 12:48:05,765 INFO L201 CegarLoopUtils]: At program point L272(line 272) the Hoare annotation is: true [2021-05-02 12:48:05,765 INFO L198 CegarLoopUtils]: For program point L272-1(line 272) no Hoare annotation was computed. [2021-05-02 12:48:05,765 INFO L198 CegarLoopUtils]: For program point Id_MCDC_92FINAL(lines 249 279) no Hoare annotation was computed. [2021-05-02 12:48:05,766 INFO L198 CegarLoopUtils]: For program point L270-1(lines 250 279) no Hoare annotation was computed. [2021-05-02 12:48:05,766 INFO L198 CegarLoopUtils]: For program point L270-2(lines 270 277) no Hoare annotation was computed. [2021-05-02 12:48:05,766 INFO L198 CegarLoopUtils]: For program point L261(lines 261 269) no Hoare annotation was computed. [2021-05-02 12:48:05,766 INFO L198 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-05-02 12:48:05,766 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 12:48:05,766 INFO L198 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-05-02 12:48:05,766 INFO L198 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-05-02 12:48:05,767 INFO L201 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-05-02 12:48:05,767 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-05-02 12:48:05,767 INFO L198 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-05-02 12:48:05,767 INFO L198 CegarLoopUtils]: For program point avoid_zeroEXIT(lines 9 15) no Hoare annotation was computed. [2021-05-02 12:48:05,767 INFO L198 CegarLoopUtils]: For program point L11(lines 11 14) no Hoare annotation was computed. [2021-05-02 12:48:05,767 INFO L198 CegarLoopUtils]: For program point L11-2(lines 9 15) no Hoare annotation was computed. [2021-05-02 12:48:05,767 INFO L201 CegarLoopUtils]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2021-05-02 12:48:05,767 INFO L198 CegarLoopUtils]: For program point L463(line 463) no Hoare annotation was computed. [2021-05-02 12:48:05,767 INFO L201 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2021-05-02 12:48:05,767 INFO L198 CegarLoopUtils]: For program point L461(lines 461 464) no Hoare annotation was computed. [2021-05-02 12:48:05,767 INFO L198 CegarLoopUtils]: For program point L461-2(lines 459 466) no Hoare annotation was computed. [2021-05-02 12:48:05,767 INFO L198 CegarLoopUtils]: For program point __VERIFIER_assertEXIT(lines 459 466) no Hoare annotation was computed. [2021-05-02 12:48:05,768 INFO L198 CegarLoopUtils]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2021-05-02 12:48:05,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.05 12:48:05 BoogieIcfgContainer [2021-05-02 12:48:05,787 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-02 12:48:05,790 INFO L168 Benchmark]: Toolchain (without parser) took 7921.52 ms. Allocated memory was 189.8 MB in the beginning and 294.6 MB in the end (delta: 104.9 MB). Free memory was 153.5 MB in the beginning and 253.7 MB in the end (delta: -100.1 MB). Peak memory consumption was 156.8 MB. Max. memory is 8.0 GB. [2021-05-02 12:48:05,791 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 189.8 MB. Free memory is still 170.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-05-02 12:48:05,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 559.91 ms. Allocated memory is still 189.8 MB. Free memory was 153.3 MB in the beginning and 165.2 MB in the end (delta: -11.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-05-02 12:48:05,798 INFO L168 Benchmark]: Boogie Preprocessor took 95.40 ms. Allocated memory is still 189.8 MB. Free memory was 165.2 MB in the beginning and 161.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-05-02 12:48:05,798 INFO L168 Benchmark]: RCFGBuilder took 1322.41 ms. Allocated memory is still 189.8 MB. Free memory was 161.3 MB in the beginning and 98.6 MB in the end (delta: 62.6 MB). Peak memory consumption was 62.9 MB. Max. memory is 8.0 GB. [2021-05-02 12:48:05,800 INFO L168 Benchmark]: TraceAbstraction took 5920.15 ms. Allocated memory was 189.8 MB in the beginning and 294.6 MB in the end (delta: 104.9 MB). Free memory was 98.1 MB in the beginning and 253.7 MB in the end (delta: -155.6 MB). Peak memory consumption was 101.3 MB. Max. memory is 8.0 GB. [2021-05-02 12:48:05,805 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 189.8 MB. Free memory is still 170.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 559.91 ms. Allocated memory is still 189.8 MB. Free memory was 153.3 MB in the beginning and 165.2 MB in the end (delta: -11.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 95.40 ms. Allocated memory is still 189.8 MB. Free memory was 165.2 MB in the beginning and 161.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1322.41 ms. Allocated memory is still 189.8 MB. Free memory was 161.3 MB in the beginning and 98.6 MB in the end (delta: 62.6 MB). Peak memory consumption was 62.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 5920.15 ms. Allocated memory was 189.8 MB in the beginning and 294.6 MB in the end (delta: 104.9 MB). Free memory was 98.1 MB in the beginning and 253.7 MB in the end (delta: -155.6 MB). Peak memory consumption was 101.3 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: 4108.3ms, OverallIterations: 2, TraceHistogramMax: 2, EmptinessCheckTime: 18.9ms, AutomataDifference: 2801.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 1710.3ms, InitialAbstractionConstructionTime: 18.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 275 SDtfs, 407 SDslu, 223 SDs, 0 SdLazy, 519 SolverSat, 87 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1278.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1408.5ms 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: 67.2ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 34 LocationsWithAnnotation, 83 PreInvPairs, 99 NumberOfFragments, 265 HoareAnnotationTreeSize, 83 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 447.7ms HoareSimplificationTime, 34 FomulaSimplificationsInter, 2613 FormulaSimplificationTreeSizeReductionInter, 1230.8ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 34.6ms SsaConstructionTime, 173.6ms SatisfiabilityAnalysisTime, 865.9ms InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 376 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...