/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_3.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-c225d54 [2021-05-02 12:47:45,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-02 12:47:45,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-02 12:47:45,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-02 12:47:45,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-02 12:47:45,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-02 12:47:45,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-02 12:47:45,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-02 12:47:45,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-02 12:47:45,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-02 12:47:45,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-02 12:47:45,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-02 12:47:45,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-02 12:47:45,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-02 12:47:45,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-02 12:47:45,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-02 12:47:45,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-02 12:47:45,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-02 12:47:45,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-02 12:47:45,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-02 12:47:45,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-02 12:47:45,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-02 12:47:45,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-02 12:47:45,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-02 12:47:45,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-02 12:47:45,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-02 12:47:45,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-02 12:47:45,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-02 12:47:45,275 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 12:47:45,312 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-02 12:47:45,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-02 12:47:45,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-02 12:47:45,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-02 12:47:45,316 INFO L138 SettingsManager]: * Use SBE=true [2021-05-02 12:47:45,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-02 12:47:45,316 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-02 12:47:45,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-02 12:47:45,316 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-02 12:47:45,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-02 12:47:45,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-02 12:47:45,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-02 12:47:45,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-02 12:47:45,317 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-02 12:47:45,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-02 12:47:45,318 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-02 12:47:45,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-02 12:47:45,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-02 12:47:45,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-02 12:47:45,318 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-02 12:47:45,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 12:47:45,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-02 12:47:45,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-02 12:47:45,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-02 12:47:45,319 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-02 12:47:45,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-02 12:47:45,319 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-02 12:47:45,320 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-05-02 12:47:45,320 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2021-05-02 12:47:45,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-02 12:47:45,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-02 12:47:45,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-02 12:47:45,803 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-02 12:47:45,804 INFO L275 PluginConnector]: CDTParser initialized [2021-05-02 12:47:45,805 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_3.c [2021-05-02 12:47:45,908 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a339a5f9/90d4c082c8ff432b82cb54fa0dacbdcd/FLAG7d0655dc3 [2021-05-02 12:47:46,698 INFO L306 CDTParser]: Found 1 translation units. [2021-05-02 12:47:46,699 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_3.c [2021-05-02 12:47:46,719 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a339a5f9/90d4c082c8ff432b82cb54fa0dacbdcd/FLAG7d0655dc3 [2021-05-02 12:47:46,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a339a5f9/90d4c082c8ff432b82cb54fa0dacbdcd [2021-05-02 12:47:46,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-02 12:47:46,758 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-02 12:47:46,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-02 12:47:46,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-02 12:47:46,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-02 12:47:46,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 12:47:46" (1/1) ... [2021-05-02 12:47:46,774 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a5f7819 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:46, skipping insertion in model container [2021-05-02 12:47:46,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 12:47:46" (1/1) ... [2021-05-02 12:47:46,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-02 12:47:46,843 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-02 12:47:47,265 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_3.c[11322,11335] [2021-05-02 12:47:47,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 12:47:47,293 INFO L203 MainTranslator]: Completed pre-run [2021-05-02 12:47:47,407 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_3.c[11322,11335] [2021-05-02 12:47:47,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 12:47:47,439 INFO L208 MainTranslator]: Completed translation [2021-05-02 12:47:47,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:47 WrapperNode [2021-05-02 12:47:47,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-02 12:47:47,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-02 12:47:47,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-02 12:47:47,445 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-02 12:47:47,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:47" (1/1) ... [2021-05-02 12:47:47,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:47" (1/1) ... [2021-05-02 12:47:47,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:47" (1/1) ... [2021-05-02 12:47:47,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:47" (1/1) ... [2021-05-02 12:47:47,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:47" (1/1) ... [2021-05-02 12:47:47,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:47" (1/1) ... [2021-05-02 12:47:47,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:47" (1/1) ... [2021-05-02 12:47:47,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-02 12:47:47,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-02 12:47:47,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-02 12:47:47,574 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-02 12:47:47,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:47" (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 12:47:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-02 12:47:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-02 12:47:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-02 12:47:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-05-02 12:47:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2021-05-02 12:47:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2021-05-02 12:47:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2021-05-02 12:47:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2021-05-02 12:47:47,675 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2021-05-02 12:47:47,675 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2021-05-02 12:47:47,675 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2021-05-02 12:47:47,675 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2021-05-02 12:47:47,676 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-02 12:47:47,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-02 12:47:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-02 12:47:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-02 12:47:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-02 12:47:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-02 12:47:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-05-02 12:47:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2021-05-02 12:47:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-05-02 12:47:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2021-05-02 12:47:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2021-05-02 12:47:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2021-05-02 12:47:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2021-05-02 12:47:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2021-05-02 12:47:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-05-02 12:47:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2021-05-02 12:47:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2021-05-02 12:47:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2021-05-02 12:47:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-02 12:47:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-02 12:47:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-05-02 12:47:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-02 12:47:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-02 12:47:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-02 12:47:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-02 12:47:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-05-02 12:47:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-05-02 12:47:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-02 12:47:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-05-02 12:47:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-02 12:47:48,805 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-02 12:47:48,805 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-05-02 12:47:48,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 12:47:48 BoogieIcfgContainer [2021-05-02 12:47:48,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-02 12:47:48,810 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-02 12:47:48,810 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-02 12:47:48,822 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-02 12:47:48,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.05 12:47:46" (1/3) ... [2021-05-02 12:47:48,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@537d657b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 12:47:48, skipping insertion in model container [2021-05-02 12:47:48,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:47" (2/3) ... [2021-05-02 12:47:48,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@537d657b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 12:47:48, skipping insertion in model container [2021-05-02 12:47:48,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 12:47:48" (3/3) ... [2021-05-02 12:47:48,825 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_3.c [2021-05-02 12:47:48,832 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-02 12:47:48,837 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-02 12:47:48,857 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-02 12:47:48,896 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-02 12:47:48,897 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-02 12:47:48,897 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-02 12:47:48,897 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-02 12:47:48,897 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-02 12:47:48,897 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-02 12:47:48,897 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-02 12:47:48,898 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-02 12:47:48,922 INFO L276 IsEmpty]: Start isEmpty. Operand has 128 states, 99 states have (on average 1.5353535353535352) internal successors, (152), 101 states have internal predecessors, (152), 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 12:47:48,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-02 12:47:48,940 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:47:48,941 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] [2021-05-02 12:47:48,942 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:47:48,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:47:48,952 INFO L82 PathProgramCache]: Analyzing trace with hash -540283313, now seen corresponding path program 1 times [2021-05-02 12:47:48,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:47:48,963 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341181380] [2021-05-02 12:47:48,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:47:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:49,665 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-02 12:47:49,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:47:49,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:49,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-02 12:47:49,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:49,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-05-02 12:47:49,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:49,811 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 12:47:49,812 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:47:49,813 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341181380] [2021-05-02 12:47:49,813 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341181380] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 12:47:49,813 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 12:47:49,814 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-02 12:47:49,814 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156415328] [2021-05-02 12:47:49,820 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-02 12:47:49,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:47:49,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-02 12:47:49,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-02 12:47:49,843 INFO L87 Difference]: Start difference. First operand has 128 states, 99 states have (on average 1.5353535353535352) internal successors, (152), 101 states have internal predecessors, (152), 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 6.75) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-05-02 12:47:50,065 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-02 12:47:50,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:47:50,812 INFO L93 Difference]: Finished difference Result 243 states and 363 transitions. [2021-05-02 12:47:50,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-02 12:47:50,815 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 39 [2021-05-02 12:47:50,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:47:50,828 INFO L225 Difference]: With dead ends: 243 [2021-05-02 12:47:50,829 INFO L226 Difference]: Without dead ends: 119 [2021-05-02 12:47:50,837 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 504.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-02 12:47:50,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-05-02 12:47:50,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2021-05-02 12:47:50,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 94 states have (on average 1.4574468085106382) internal successors, (137), 95 states have internal predecessors, (137), 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 12:47:50,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 165 transitions. [2021-05-02 12:47:50,926 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 165 transitions. Word has length 39 [2021-05-02 12:47:50,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:47:50,927 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 165 transitions. [2021-05-02 12:47:50,928 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-05-02 12:47:50,928 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 165 transitions. [2021-05-02 12:47:50,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-02 12:47:50,938 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:47:50,939 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] [2021-05-02 12:47:50,939 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-02 12:47:50,939 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:47:50,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:47:50,941 INFO L82 PathProgramCache]: Analyzing trace with hash -1349629939, now seen corresponding path program 1 times [2021-05-02 12:47:50,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:47:50,941 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399893129] [2021-05-02 12:47:50,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:47:51,015 ERROR L278 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-05-02 12:47:51,017 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2016316200] [2021-05-02 12:47:51,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:47:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:51,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 3 conjunts are in the unsatisfiable core [2021-05-02 12:47:51,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:47:51,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:47:51,544 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 12:47:51,544 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:47:51,545 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399893129] [2021-05-02 12:47:51,545 WARN L340 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-05-02 12:47:51,545 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2016316200] [2021-05-02 12:47:51,545 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2016316200] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 12:47:51,545 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 12:47:51,545 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-02 12:47:51,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847614108] [2021-05-02 12:47:51,547 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-02 12:47:51,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:47:51,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-02 12:47:51,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-02 12:47:51,548 INFO L87 Difference]: Start difference. First operand 119 states and 165 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-05-02 12:47:51,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:47:51,579 INFO L93 Difference]: Finished difference Result 119 states and 165 transitions. [2021-05-02 12:47:51,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-02 12:47:51,580 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 39 [2021-05-02 12:47:51,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:47:51,581 INFO L225 Difference]: With dead ends: 119 [2021-05-02 12:47:51,581 INFO L226 Difference]: Without dead ends: 0 [2021-05-02 12:47:51,583 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.5ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-02 12:47:51,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-05-02 12:47:51,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-05-02 12:47:51,584 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 12:47:51,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-05-02 12:47:51,584 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2021-05-02 12:47:51,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:47:51,584 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-05-02 12:47:51,585 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-05-02 12:47:51,585 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-05-02 12:47:51,585 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-05-02 12:47:51,801 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-05-02 12:47:51,803 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-05-02 12:47:52,500 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-02 12:47:52,618 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2021-05-02 12:47:52,740 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-02 12:47:52,878 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-02 12:47:53,033 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-02 12:47:53,312 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 127 [2021-05-02 12:47:53,449 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-02 12:47:53,501 INFO L198 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-05-02 12:47:53,501 INFO L198 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-05-02 12:47:53,501 INFO L198 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-05-02 12:47:53,501 INFO L198 CegarLoopUtils]: For program point Id_MCDC_100FINAL(lines 420 426) no Hoare annotation was computed. [2021-05-02 12:47:53,501 INFO L198 CegarLoopUtils]: For program point Id_MCDC_100EXIT(lines 420 426) no Hoare annotation was computed. [2021-05-02 12:47:53,502 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 12:47:53,502 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 12:47:53,502 INFO L198 CegarLoopUtils]: For program point L417(line 417) no Hoare annotation was computed. [2021-05-02 12:47:53,502 INFO L201 CegarLoopUtils]: At program point L405(line 405) the Hoare annotation is: true [2021-05-02 12:47:53,502 INFO L198 CegarLoopUtils]: For program point L405-1(line 405) no Hoare annotation was computed. [2021-05-02 12:47:53,504 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 12:47:53,504 INFO L198 CegarLoopUtils]: For program point Id_MCDC_99EXIT(lines 400 419) no Hoare annotation was computed. [2021-05-02 12:47:53,504 INFO L198 CegarLoopUtils]: For program point L408(line 408) no Hoare annotation was computed. [2021-05-02 12:47:53,504 INFO L198 CegarLoopUtils]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2021-05-02 12:47:53,504 INFO L198 CegarLoopUtils]: For program point L406-2(lines 406 416) no Hoare annotation was computed. [2021-05-02 12:47:53,504 INFO L201 CegarLoopUtils]: At program point L406-3(lines 406 416) the Hoare annotation is: true [2021-05-02 12:47:53,505 INFO L201 CegarLoopUtils]: At program point L406-4(lines 406 416) the Hoare annotation is: true [2021-05-02 12:47:53,505 INFO L198 CegarLoopUtils]: For program point Id_MCDC_99FINAL(lines 400 419) no Hoare annotation was computed. [2021-05-02 12:47:53,505 INFO L198 CegarLoopUtils]: For program point L221(line 221) no Hoare annotation was computed. [2021-05-02 12:47:53,505 INFO L198 CegarLoopUtils]: For program point L217(line 217) no Hoare annotation was computed. [2021-05-02 12:47:53,505 INFO L198 CegarLoopUtils]: For program point L217-2(line 217) no Hoare annotation was computed. [2021-05-02 12:47:53,505 INFO L201 CegarLoopUtils]: At program point L209(lines 209 225) the Hoare annotation is: true [2021-05-02 12:47:53,505 INFO L201 CegarLoopUtils]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2021-05-02 12:47:53,505 INFO L198 CegarLoopUtils]: For program point Id_MCDC_89EXIT(lines 193 248) no Hoare annotation was computed. [2021-05-02 12:47:53,505 INFO L198 CegarLoopUtils]: For program point L234(line 234) no Hoare annotation was computed. [2021-05-02 12:47:53,505 INFO L198 CegarLoopUtils]: For program point L234-2(line 234) no Hoare annotation was computed. [2021-05-02 12:47:53,505 INFO L198 CegarLoopUtils]: For program point L234-3(line 234) no Hoare annotation was computed. [2021-05-02 12:47:53,505 INFO L198 CegarLoopUtils]: For program point L234-5(lines 234 246) no Hoare annotation was computed. [2021-05-02 12:47:53,506 INFO L198 CegarLoopUtils]: For program point L226-1(lines 226 233) no Hoare annotation was computed. [2021-05-02 12:47:53,506 INFO L201 CegarLoopUtils]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2021-05-02 12:47:53,506 INFO L198 CegarLoopUtils]: For program point L226-4(lines 226 233) no Hoare annotation was computed. [2021-05-02 12:47:53,506 INFO L198 CegarLoopUtils]: For program point L218(line 218) no Hoare annotation was computed. [2021-05-02 12:47:53,506 INFO L198 CegarLoopUtils]: For program point L214(line 214) no Hoare annotation was computed. [2021-05-02 12:47:53,506 INFO L198 CegarLoopUtils]: For program point L214-2(line 214) no Hoare annotation was computed. [2021-05-02 12:47:53,507 INFO L198 CegarLoopUtils]: For program point L202(lines 202 208) no Hoare annotation was computed. [2021-05-02 12:47:53,507 INFO L198 CegarLoopUtils]: For program point L202-2(lines 202 208) no Hoare annotation was computed. [2021-05-02 12:47:53,507 INFO L198 CegarLoopUtils]: For program point Id_MCDC_89FINAL(lines 193 248) no Hoare annotation was computed. [2021-05-02 12:47:53,507 INFO L198 CegarLoopUtils]: For program point L198(lines 198 201) no Hoare annotation was computed. [2021-05-02 12:47:53,507 INFO L198 CegarLoopUtils]: For program point L223(line 223) no Hoare annotation was computed. [2021-05-02 12:47:53,507 INFO L198 CegarLoopUtils]: For program point L215(line 215) no Hoare annotation was computed. [2021-05-02 12:47:53,507 INFO L198 CegarLoopUtils]: For program point L211(line 211) no Hoare annotation was computed. [2021-05-02 12:47:53,508 INFO L198 CegarLoopUtils]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-05-02 12:47:53,508 INFO L198 CegarLoopUtils]: For program point L236(lines 236 241) no Hoare annotation was computed. [2021-05-02 12:47:53,508 INFO L198 CegarLoopUtils]: For program point L236-1(lines 234 246) no Hoare annotation was computed. [2021-05-02 12:47:53,508 INFO L198 CegarLoopUtils]: For program point L220(line 220) no Hoare annotation was computed. [2021-05-02 12:47:53,508 INFO L198 CegarLoopUtils]: For program point L220-2(line 220) no Hoare annotation was computed. [2021-05-02 12:47:53,508 INFO L198 CegarLoopUtils]: For program point L212(line 212) no Hoare annotation was computed. [2021-05-02 12:47:53,508 INFO L198 CegarLoopUtils]: For program point L204(lines 204 207) no Hoare annotation was computed. [2021-05-02 12:47:53,508 INFO L198 CegarLoopUtils]: For program point L229(lines 229 232) no Hoare annotation was computed. [2021-05-02 12:47:53,508 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 12:47:53,509 INFO L198 CegarLoopUtils]: For program point mainFINAL(lines 427 458) no Hoare annotation was computed. [2021-05-02 12:47:53,509 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 12:47:53,509 INFO L198 CegarLoopUtils]: For program point mainEXIT(lines 427 458) no Hoare annotation was computed. [2021-05-02 12:47:53,509 INFO L198 CegarLoopUtils]: For program point L452(lines 452 455) no Hoare annotation was computed. [2021-05-02 12:47:53,509 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2021-05-02 12:47:53,510 INFO L198 CegarLoopUtils]: For program point L6(line 6) no Hoare annotation was computed. [2021-05-02 12:47:53,510 INFO L198 CegarLoopUtils]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2021-05-02 12:47:53,510 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2021-05-02 12:47:53,511 INFO L201 CegarLoopUtils]: At program point L378(line 378) the Hoare annotation is: true [2021-05-02 12:47:53,511 INFO L198 CegarLoopUtils]: For program point L378-1(lines 378 381) no Hoare annotation was computed. [2021-05-02 12:47:53,512 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 12:47:53,512 INFO L198 CegarLoopUtils]: For program point Id_MCDC_97EXIT(lines 331 399) no Hoare annotation was computed. [2021-05-02 12:47:53,512 INFO L198 CegarLoopUtils]: For program point L358-2(lines 358 396) no Hoare annotation was computed. [2021-05-02 12:47:53,512 INFO L201 CegarLoopUtils]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2021-05-02 12:47:53,512 INFO L201 CegarLoopUtils]: At program point L371(line 371) the Hoare annotation is: true [2021-05-02 12:47:53,512 INFO L198 CegarLoopUtils]: For program point L371-1(lines 371 374) no Hoare annotation was computed. [2021-05-02 12:47:53,512 INFO L198 CegarLoopUtils]: For program point Id_MCDC_97FINAL(lines 331 399) no Hoare annotation was computed. [2021-05-02 12:47:53,512 INFO L201 CegarLoopUtils]: At program point L388(line 388) the Hoare annotation is: true [2021-05-02 12:47:53,512 INFO L198 CegarLoopUtils]: For program point L388-1(line 388) no Hoare annotation was computed. [2021-05-02 12:47:53,513 INFO L198 CegarLoopUtils]: For program point L376-2(lines 376 393) no Hoare annotation was computed. [2021-05-02 12:47:53,513 INFO L201 CegarLoopUtils]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2021-05-02 12:47:53,513 INFO L198 CegarLoopUtils]: For program point L376-4(lines 376 393) no Hoare annotation was computed. [2021-05-02 12:47:53,514 INFO L198 CegarLoopUtils]: For program point L389(lines 389 392) no Hoare annotation was computed. [2021-05-02 12:47:53,514 INFO L198 CegarLoopUtils]: For program point L356(lines 356 397) no Hoare annotation was computed. [2021-05-02 12:47:53,514 INFO L198 CegarLoopUtils]: For program point L352-2(lines 352 355) no Hoare annotation was computed. [2021-05-02 12:47:53,514 INFO L201 CegarLoopUtils]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2021-05-02 12:47:53,514 INFO L198 CegarLoopUtils]: For program point L352-4(lines 332 399) no Hoare annotation was computed. [2021-05-02 12:47:53,514 INFO L201 CegarLoopUtils]: At program point L365(line 365) the Hoare annotation is: true [2021-05-02 12:47:53,514 INFO L198 CegarLoopUtils]: For program point L365-1(lines 365 368) no Hoare annotation was computed. [2021-05-02 12:47:53,514 INFO L201 CegarLoopUtils]: At program point L361(line 361) the Hoare annotation is: true [2021-05-02 12:47:53,514 INFO L198 CegarLoopUtils]: For program point L361-1(lines 361 364) no Hoare annotation was computed. [2021-05-02 12:47:53,514 INFO L198 CegarLoopUtils]: For program point L290-1(line 290) no Hoare annotation was computed. [2021-05-02 12:47:53,514 INFO L198 CegarLoopUtils]: For program point L288(lines 288 295) no Hoare annotation was computed. [2021-05-02 12:47:53,514 INFO L198 CegarLoopUtils]: For program point L288-2(lines 288 295) no Hoare annotation was computed. [2021-05-02 12:47:53,515 INFO L198 CegarLoopUtils]: For program point L284(lines 284 287) no Hoare annotation was computed. [2021-05-02 12:47:53,515 INFO L201 CegarLoopUtils]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2021-05-02 12:47:53,516 INFO L198 CegarLoopUtils]: For program point Id_MCDC_95EXIT(lines 280 299) no Hoare annotation was computed. [2021-05-02 12:47:53,516 INFO L201 CegarLoopUtils]: At program point L297(line 297) the Hoare annotation is: true [2021-05-02 12:47:53,516 INFO L201 CegarLoopUtils]: At program point L296(line 296) the Hoare annotation is: true [2021-05-02 12:47:53,516 INFO L198 CegarLoopUtils]: For program point L297-1(line 297) no Hoare annotation was computed. [2021-05-02 12:47:53,519 INFO L198 CegarLoopUtils]: For program point L296-1(line 296) no Hoare annotation was computed. [2021-05-02 12:47:53,519 INFO L201 CegarLoopUtils]: At program point L290(line 290) the Hoare annotation is: true [2021-05-02 12:47:53,520 INFO L198 CegarLoopUtils]: For program point Id_MCDC_95FINAL(lines 280 299) no Hoare annotation was computed. [2021-05-02 12:47:53,520 INFO L198 CegarLoopUtils]: For program point L318(lines 318 323) no Hoare annotation was computed. [2021-05-02 12:47:53,520 INFO L198 CegarLoopUtils]: For program point L318-1(lines 316 328) no Hoare annotation was computed. [2021-05-02 12:47:53,520 INFO L198 CegarLoopUtils]: For program point L316(line 316) no Hoare annotation was computed. [2021-05-02 12:47:53,520 INFO L198 CegarLoopUtils]: For program point L316-2(line 316) no Hoare annotation was computed. [2021-05-02 12:47:53,520 INFO L198 CegarLoopUtils]: For program point L316-3(line 316) no Hoare annotation was computed. [2021-05-02 12:47:53,527 INFO L198 CegarLoopUtils]: For program point L316-5(lines 316 328) no Hoare annotation was computed. [2021-05-02 12:47:53,527 INFO L198 CegarLoopUtils]: For program point L308-1(lines 308 315) no Hoare annotation was computed. [2021-05-02 12:47:53,527 INFO L201 CegarLoopUtils]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2021-05-02 12:47:53,528 INFO L198 CegarLoopUtils]: For program point L304(lines 304 307) no Hoare annotation was computed. [2021-05-02 12:47:53,528 INFO L198 CegarLoopUtils]: For program point L308-4(lines 308 315) no Hoare annotation was computed. [2021-05-02 12:47:53,528 INFO L198 CegarLoopUtils]: For program point Id_MCDC_96FINAL(lines 300 330) no Hoare annotation was computed. [2021-05-02 12:47:53,528 INFO L198 CegarLoopUtils]: For program point L311(lines 311 314) no Hoare annotation was computed. [2021-05-02 12:47:53,528 INFO L201 CegarLoopUtils]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2021-05-02 12:47:53,529 INFO L198 CegarLoopUtils]: For program point Id_MCDC_96EXIT(lines 300 330) no Hoare annotation was computed. [2021-05-02 12:47:53,529 INFO L198 CegarLoopUtils]: For program point Id_MCDC_92EXIT(lines 249 279) no Hoare annotation was computed. [2021-05-02 12:47:53,529 INFO L198 CegarLoopUtils]: For program point Id_MCDC_92FINAL(lines 249 279) no Hoare annotation was computed. [2021-05-02 12:47:53,529 INFO L198 CegarLoopUtils]: For program point L261(lines 261 269) no Hoare annotation was computed. [2021-05-02 12:47:53,529 INFO L198 CegarLoopUtils]: For program point L255(lines 255 269) no Hoare annotation was computed. [2021-05-02 12:47:53,529 INFO L201 CegarLoopUtils]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2021-05-02 12:47:53,529 INFO L201 CegarLoopUtils]: At program point L274(line 274) the Hoare annotation is: true [2021-05-02 12:47:53,530 INFO L198 CegarLoopUtils]: For program point L274-1(line 274) no Hoare annotation was computed. [2021-05-02 12:47:53,530 INFO L201 CegarLoopUtils]: At program point L272(line 272) the Hoare annotation is: true [2021-05-02 12:47:53,530 INFO L198 CegarLoopUtils]: For program point L272-1(line 272) no Hoare annotation was computed. [2021-05-02 12:47:53,530 INFO L198 CegarLoopUtils]: For program point L270-1(lines 250 279) no Hoare annotation was computed. [2021-05-02 12:47:53,530 INFO L198 CegarLoopUtils]: For program point L270-2(lines 270 277) no Hoare annotation was computed. [2021-05-02 12:47:53,530 INFO L198 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-05-02 12:47:53,530 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)|) (= |old(#t~string23.base)| |#t~string23.base|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= ~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|) (= |#t~string5.base| |old(#t~string5.base)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |old(#t~string70.base)| |#t~string70.base|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |old(#t~string42.base)| |#t~string42.base|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= |#t~string21.base| |old(#t~string21.base)|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#t~string42.offset| |old(#t~string42.offset)|) (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |old(#t~string37.base)| |#t~string37.base|) (= |old(#t~string4.offset)| |#t~string4.offset|) (= |#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~string70.offset)| |#t~string70.offset|) (= |old(#t~string16.base)| |#t~string16.base|) (= |old(#t~string16.offset)| |#t~string16.offset|) (= |old(#t~string69.offset)| |#t~string69.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) (= |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)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-05-02 12:47:53,530 INFO L198 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-05-02 12:47:53,531 INFO L198 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-05-02 12:47:53,531 INFO L201 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-05-02 12:47:53,531 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-05-02 12:47:53,531 INFO L198 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-05-02 12:47:53,532 INFO L198 CegarLoopUtils]: For program point avoid_zeroEXIT(lines 9 15) no Hoare annotation was computed. [2021-05-02 12:47:53,532 INFO L198 CegarLoopUtils]: For program point L11(lines 11 14) no Hoare annotation was computed. [2021-05-02 12:47:53,532 INFO L198 CegarLoopUtils]: For program point L11-2(lines 9 15) no Hoare annotation was computed. [2021-05-02 12:47:53,532 INFO L201 CegarLoopUtils]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2021-05-02 12:47:53,532 INFO L198 CegarLoopUtils]: For program point L463(line 463) no Hoare annotation was computed. [2021-05-02 12:47:53,532 INFO L201 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2021-05-02 12:47:53,532 INFO L198 CegarLoopUtils]: For program point L461(lines 461 464) no Hoare annotation was computed. [2021-05-02 12:47:53,532 INFO L198 CegarLoopUtils]: For program point L461-2(lines 459 466) no Hoare annotation was computed. [2021-05-02 12:47:53,533 INFO L198 CegarLoopUtils]: For program point __VERIFIER_assertEXIT(lines 459 466) no Hoare annotation was computed. [2021-05-02 12:47:53,533 INFO L198 CegarLoopUtils]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2021-05-02 12:47:53,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.05 12:47:53 BoogieIcfgContainer [2021-05-02 12:47:53,546 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-02 12:47:53,547 INFO L168 Benchmark]: Toolchain (without parser) took 6789.79 ms. Allocated memory was 175.1 MB in the beginning and 261.1 MB in the end (delta: 86.0 MB). Free memory was 138.8 MB in the beginning and 198.1 MB in the end (delta: -59.3 MB). Peak memory consumption was 113.9 MB. Max. memory is 8.0 GB. [2021-05-02 12:47:53,547 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 175.1 MB. Free memory is still 156.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-05-02 12:47:53,549 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.69 ms. Allocated memory is still 175.1 MB. Free memory was 138.6 MB in the beginning and 150.6 MB in the end (delta: -12.0 MB). Peak memory consumption was 11.2 MB. Max. memory is 8.0 GB. [2021-05-02 12:47:53,550 INFO L168 Benchmark]: Boogie Preprocessor took 129.36 ms. Allocated memory is still 175.1 MB. Free memory was 150.6 MB in the beginning and 146.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-05-02 12:47:53,550 INFO L168 Benchmark]: RCFGBuilder took 1234.24 ms. Allocated memory is still 175.1 MB. Free memory was 146.8 MB in the beginning and 124.1 MB in the end (delta: 22.8 MB). Peak memory consumption was 33.6 MB. Max. memory is 8.0 GB. [2021-05-02 12:47:53,557 INFO L168 Benchmark]: TraceAbstraction took 4736.63 ms. Allocated memory was 175.1 MB in the beginning and 261.1 MB in the end (delta: 86.0 MB). Free memory was 123.6 MB in the beginning and 198.1 MB in the end (delta: -74.6 MB). Peak memory consumption was 98.5 MB. Max. memory is 8.0 GB. [2021-05-02 12:47:53,562 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 175.1 MB. Free memory is still 156.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 677.69 ms. Allocated memory is still 175.1 MB. Free memory was 138.6 MB in the beginning and 150.6 MB in the end (delta: -12.0 MB). Peak memory consumption was 11.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 129.36 ms. Allocated memory is still 175.1 MB. Free memory was 150.6 MB in the beginning and 146.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1234.24 ms. Allocated memory is still 175.1 MB. Free memory was 146.8 MB in the beginning and 124.1 MB in the end (delta: 22.8 MB). Peak memory consumption was 33.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4736.63 ms. Allocated memory was 175.1 MB in the beginning and 261.1 MB in the end (delta: 86.0 MB). Free memory was 123.6 MB in the beginning and 198.1 MB in the end (delta: -74.6 MB). Peak memory consumption was 98.5 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, 135 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2908.5ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 35.1ms, AutomataDifference: 1052.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 1698.2ms, InitialAbstractionConstructionTime: 17.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 305 SDtfs, 209 SDslu, 346 SDs, 0 SdLazy, 112 SolverSat, 40 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 512.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 516.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=128occurred in iteration=0, InterpolantAutomatonStates: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 74.1ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 34 LocationsWithAnnotation, 76 PreInvPairs, 91 NumberOfFragments, 265 HoareAnnotationTreeSize, 76 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 552.9ms HoareSimplificationTime, 34 FomulaSimplificationsInter, 2612 FormulaSimplificationTreeSizeReductionInter, 1108.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 70.9ms SsaConstructionTime, 310.2ms SatisfiabilityAnalysisTime, 815.7ms InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 76 ConstructedInterpolants, 0 QuantifiedInterpolants, 221 SizeOfPredicates, 1 NumberOfNonLiveVariables, 579 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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...