/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_1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-c225d54 [2021-05-02 12:47:32,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-02 12:47:32,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-02 12:47:33,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-02 12:47:33,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-02 12:47:33,080 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-02 12:47:33,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-02 12:47:33,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-02 12:47:33,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-02 12:47:33,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-02 12:47:33,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-02 12:47:33,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-02 12:47:33,109 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-02 12:47:33,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-02 12:47:33,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-02 12:47:33,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-02 12:47:33,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-02 12:47:33,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-02 12:47:33,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-02 12:47:33,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-02 12:47:33,162 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 12:47:33,212 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-02 12:47:33,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-02 12:47:33,217 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-02 12:47:33,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-02 12:47:33,218 INFO L138 SettingsManager]: * Use SBE=true [2021-05-02 12:47:33,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-02 12:47:33,218 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-02 12:47:33,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-02 12:47:33,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-02 12:47:33,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-02 12:47:33,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-02 12:47:33,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-02 12:47:33,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-02 12:47:33,221 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-02 12:47:33,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-02 12:47:33,221 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-02 12:47:33,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-02 12:47:33,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-02 12:47:33,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-02 12:47:33,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-02 12:47:33,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 12:47:33,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-02 12:47:33,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-02 12:47:33,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-02 12:47:33,223 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-02 12:47:33,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-02 12:47:33,223 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-02 12:47:33,223 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-05-02 12:47:33,223 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2021-05-02 12:47:33,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-02 12:47:33,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-02 12:47:33,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-02 12:47:33,700 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-02 12:47:33,702 INFO L275 PluginConnector]: CDTParser initialized [2021-05-02 12:47:33,703 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2021-05-02 12:47:33,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e57b786e9/51810f6545f14df6a202117f80a5744c/FLAGcab99b09a [2021-05-02 12:47:34,468 INFO L306 CDTParser]: Found 1 translation units. [2021-05-02 12:47:34,469 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2021-05-02 12:47:34,486 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e57b786e9/51810f6545f14df6a202117f80a5744c/FLAGcab99b09a [2021-05-02 12:47:34,719 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e57b786e9/51810f6545f14df6a202117f80a5744c [2021-05-02 12:47:34,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-02 12:47:34,724 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-02 12:47:34,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-02 12:47:34,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-02 12:47:34,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-02 12:47:34,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 12:47:34" (1/1) ... [2021-05-02 12:47:34,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aa4fa0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:34, skipping insertion in model container [2021-05-02 12:47:34,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 12:47:34" (1/1) ... [2021-05-02 12:47:34,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-02 12:47:34,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-02 12:47:35,179 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_1.c[11890,11903] [2021-05-02 12:47:35,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 12:47:35,254 INFO L203 MainTranslator]: Completed pre-run [2021-05-02 12:47:35,383 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_1.c[11890,11903] [2021-05-02 12:47:35,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 12:47:35,417 INFO L208 MainTranslator]: Completed translation [2021-05-02 12:47:35,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:35 WrapperNode [2021-05-02 12:47:35,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-02 12:47:35,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-02 12:47:35,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-02 12:47:35,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-02 12:47:35,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:35" (1/1) ... [2021-05-02 12:47:35,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:35" (1/1) ... [2021-05-02 12:47:35,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:35" (1/1) ... [2021-05-02 12:47:35,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:35" (1/1) ... [2021-05-02 12:47:35,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:35" (1/1) ... [2021-05-02 12:47:35,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:35" (1/1) ... [2021-05-02 12:47:35,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:35" (1/1) ... [2021-05-02 12:47:35,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-02 12:47:35,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-02 12:47:35,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-02 12:47:35,548 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-02 12:47:35,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:35" (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 12:47:35,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-02 12:47:35,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-02 12:47:35,653 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-02 12:47:35,653 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-05-02 12:47:35,654 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2021-05-02 12:47:35,654 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2021-05-02 12:47:35,654 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_110 [2021-05-02 12:47:35,654 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2021-05-02 12:47:35,655 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_114 [2021-05-02 12:47:35,655 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_115 [2021-05-02 12:47:35,655 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_117 [2021-05-02 12:47:35,655 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_118 [2021-05-02 12:47:35,656 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-02 12:47:35,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-02 12:47:35,657 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-02 12:47:35,657 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-02 12:47:35,657 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-02 12:47:35,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-02 12:47:35,658 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-05-02 12:47:35,658 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2021-05-02 12:47:35,658 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-05-02 12:47:35,658 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2021-05-02 12:47:35,658 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_110 [2021-05-02 12:47:35,658 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2021-05-02 12:47:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_114 [2021-05-02 12:47:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_115 [2021-05-02 12:47:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-05-02 12:47:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_117 [2021-05-02 12:47:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_118 [2021-05-02 12:47:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2021-05-02 12:47:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-02 12:47:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-02 12:47:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-05-02 12:47:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-02 12:47:35,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-02 12:47:35,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-02 12:47:35,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-02 12:47:35,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-05-02 12:47:35,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-05-02 12:47:35,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-02 12:47:35,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-05-02 12:47:35,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-02 12:47:36,675 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-02 12:47:36,676 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-05-02 12:47:36,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 12:47:36 BoogieIcfgContainer [2021-05-02 12:47:36,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-02 12:47:36,680 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-02 12:47:36,680 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-02 12:47:36,684 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-02 12:47:36,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.05 12:47:34" (1/3) ... [2021-05-02 12:47:36,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e32f6f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 12:47:36, skipping insertion in model container [2021-05-02 12:47:36,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:47:35" (2/3) ... [2021-05-02 12:47:36,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e32f6f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 12:47:36, skipping insertion in model container [2021-05-02 12:47:36,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 12:47:36" (3/3) ... [2021-05-02 12:47:36,691 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_1.c [2021-05-02 12:47:36,699 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-02 12:47:36,704 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-02 12:47:36,725 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-02 12:47:36,757 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-02 12:47:36,758 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-02 12:47:36,758 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-02 12:47:36,758 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-02 12:47:36,758 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-02 12:47:36,758 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-02 12:47:36,758 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-02 12:47:36,758 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-02 12:47:36,783 INFO L276 IsEmpty]: Start isEmpty. Operand has 127 states, 98 states have (on average 1.5408163265306123) internal successors, (151), 100 states have internal predecessors, (151), 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 12:47:36,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-05-02 12:47:36,793 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:47:36,794 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] [2021-05-02 12:47:36,795 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:47:36,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:47:36,803 INFO L82 PathProgramCache]: Analyzing trace with hash 1995573915, now seen corresponding path program 1 times [2021-05-02 12:47:36,816 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:47:36,816 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038639115] [2021-05-02 12:47:36,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:47:37,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:37,489 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-02 12:47:37,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:47:37,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:37,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-02 12:47:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:37,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-05-02 12:47:37,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:37,608 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 12:47:37,609 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:47:37,610 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038639115] [2021-05-02 12:47:37,612 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038639115] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 12:47:37,613 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 12:47:37,613 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-02 12:47:37,614 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863449960] [2021-05-02 12:47:37,621 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-02 12:47:37,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:47:37,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-02 12:47:37,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-02 12:47:37,646 INFO L87 Difference]: Start difference. First operand has 127 states, 98 states have (on average 1.5408163265306123) internal successors, (151), 100 states have internal predecessors, (151), 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 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-05-02 12:47:37,885 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-02 12:47:38,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:47:38,634 INFO L93 Difference]: Finished difference Result 241 states and 361 transitions. [2021-05-02 12:47:38,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-02 12:47:38,637 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 38 [2021-05-02 12:47:38,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:47:38,648 INFO L225 Difference]: With dead ends: 241 [2021-05-02 12:47:38,649 INFO L226 Difference]: Without dead ends: 118 [2021-05-02 12:47:38,660 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 505.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-02 12:47:38,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-05-02 12:47:38,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2021-05-02 12:47:38,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 93 states have (on average 1.4623655913978495) internal successors, (136), 94 states have internal predecessors, (136), 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 12:47:38,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 164 transitions. [2021-05-02 12:47:38,764 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 164 transitions. Word has length 38 [2021-05-02 12:47:38,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:47:38,765 INFO L480 AbstractCegarLoop]: Abstraction has 118 states and 164 transitions. [2021-05-02 12:47:38,767 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-05-02 12:47:38,767 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 164 transitions. [2021-05-02 12:47:38,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-05-02 12:47:38,778 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:47:38,778 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] [2021-05-02 12:47:38,778 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-02 12:47:38,778 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:47:38,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:47:38,779 INFO L82 PathProgramCache]: Analyzing trace with hash -946031849, now seen corresponding path program 1 times [2021-05-02 12:47:38,779 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:47:38,780 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097144191] [2021-05-02 12:47:38,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:47:38,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:39,160 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-02 12:47:39,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:47:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:39,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-02 12:47:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:39,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-05-02 12:47:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:47:39,244 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 12:47:39,245 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:47:39,245 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097144191] [2021-05-02 12:47:39,246 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097144191] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 12:47:39,247 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 12:47:39,250 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-05-02 12:47:39,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79627171] [2021-05-02 12:47:39,254 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-02 12:47:39,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:47:39,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-02 12:47:39,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-05-02 12:47:39,264 INFO L87 Difference]: Start difference. First operand 118 states and 164 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (9), 4 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 12:47:39,429 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-02 12:47:40,168 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2021-05-02 12:47:40,364 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-05-02 12:47:40,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:47:40,601 INFO L93 Difference]: Finished difference Result 118 states and 164 transitions. [2021-05-02 12:47:40,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-02 12:47:40,601 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (9), 4 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 38 [2021-05-02 12:47:40,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:47:40,602 INFO L225 Difference]: With dead ends: 118 [2021-05-02 12:47:40,602 INFO L226 Difference]: Without dead ends: 0 [2021-05-02 12:47:40,604 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 722.5ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-05-02 12:47:40,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-05-02 12:47:40,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-05-02 12:47:40,604 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 12:47:40,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-05-02 12:47:40,604 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2021-05-02 12:47:40,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:47:40,605 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-05-02 12:47:40,605 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (9), 4 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 12:47:40,605 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-05-02 12:47:40,605 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-05-02 12:47:40,605 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-02 12:47:40,607 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-05-02 12:47:41,262 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-02 12:47:41,377 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-02 12:47:41,520 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2021-05-02 12:47:41,844 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 127 [2021-05-02 12:47:41,969 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-02 12:47:42,088 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-02 12:47:42,247 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-02 12:47:42,252 INFO L198 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-05-02 12:47:42,252 INFO L198 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-05-02 12:47:42,252 INFO L198 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-05-02 12:47:42,253 INFO L201 CegarLoopUtils]: At program point L321(line 321) the Hoare annotation is: true [2021-05-02 12:47:42,253 INFO L198 CegarLoopUtils]: For program point L322-1(line 322) no Hoare annotation was computed. [2021-05-02 12:47:42,253 INFO L198 CegarLoopUtils]: For program point L321-1(line 321) no Hoare annotation was computed. [2021-05-02 12:47:42,253 INFO L198 CegarLoopUtils]: For program point Id_MCDC_113EXIT(lines 305 324) no Hoare annotation was computed. [2021-05-02 12:47:42,253 INFO L201 CegarLoopUtils]: At program point Id_MCDC_113ENTRY(lines 305 324) the Hoare annotation is: true [2021-05-02 12:47:42,253 INFO L198 CegarLoopUtils]: For program point Id_MCDC_113FINAL(lines 305 324) no Hoare annotation was computed. [2021-05-02 12:47:42,254 INFO L201 CegarLoopUtils]: At program point L315(line 315) the Hoare annotation is: true [2021-05-02 12:47:42,254 INFO L198 CegarLoopUtils]: For program point L315-1(line 315) no Hoare annotation was computed. [2021-05-02 12:47:42,254 INFO L198 CegarLoopUtils]: For program point L313(lines 313 320) no Hoare annotation was computed. [2021-05-02 12:47:42,254 INFO L198 CegarLoopUtils]: For program point L313-2(lines 313 320) no Hoare annotation was computed. [2021-05-02 12:47:42,254 INFO L198 CegarLoopUtils]: For program point L309(lines 309 312) no Hoare annotation was computed. [2021-05-02 12:47:42,255 INFO L201 CegarLoopUtils]: At program point L322(line 322) the Hoare annotation is: true [2021-05-02 12:47:42,255 INFO L198 CegarLoopUtils]: For program point L386-1(lines 386 389) no Hoare annotation was computed. [2021-05-02 12:47:42,255 INFO L194 CegarLoopUtils]: At program point Id_MCDC_115ENTRY(lines 356 424) 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|)) [2021-05-02 12:47:42,255 INFO L198 CegarLoopUtils]: For program point Id_MCDC_115FINAL(lines 356 424) no Hoare annotation was computed. [2021-05-02 12:47:42,255 INFO L201 CegarLoopUtils]: At program point L403(line 403) the Hoare annotation is: true [2021-05-02 12:47:42,255 INFO L198 CegarLoopUtils]: For program point L403-1(lines 403 406) no Hoare annotation was computed. [2021-05-02 12:47:42,255 INFO L198 CegarLoopUtils]: For program point L383-2(lines 383 421) no Hoare annotation was computed. [2021-05-02 12:47:42,255 INFO L201 CegarLoopUtils]: At program point L383-3(lines 383 421) the Hoare annotation is: true [2021-05-02 12:47:42,255 INFO L201 CegarLoopUtils]: At program point L396(line 396) the Hoare annotation is: true [2021-05-02 12:47:42,255 INFO L198 CegarLoopUtils]: For program point L396-1(lines 396 399) no Hoare annotation was computed. [2021-05-02 12:47:42,255 INFO L201 CegarLoopUtils]: At program point L413(line 413) the Hoare annotation is: true [2021-05-02 12:47:42,255 INFO L198 CegarLoopUtils]: For program point L413-1(line 413) no Hoare annotation was computed. [2021-05-02 12:47:42,256 INFO L198 CegarLoopUtils]: For program point L401-2(lines 401 418) no Hoare annotation was computed. [2021-05-02 12:47:42,256 INFO L201 CegarLoopUtils]: At program point L401-3(lines 401 418) the Hoare annotation is: true [2021-05-02 12:47:42,256 INFO L198 CegarLoopUtils]: For program point L401-4(lines 401 418) no Hoare annotation was computed. [2021-05-02 12:47:42,256 INFO L198 CegarLoopUtils]: For program point Id_MCDC_115EXIT(lines 356 424) no Hoare annotation was computed. [2021-05-02 12:47:42,256 INFO L198 CegarLoopUtils]: For program point L414(lines 414 417) no Hoare annotation was computed. [2021-05-02 12:47:42,256 INFO L198 CegarLoopUtils]: For program point L381(lines 381 422) no Hoare annotation was computed. [2021-05-02 12:47:42,256 INFO L198 CegarLoopUtils]: For program point L377-2(lines 377 380) no Hoare annotation was computed. [2021-05-02 12:47:42,256 INFO L201 CegarLoopUtils]: At program point L377-3(lines 377 380) the Hoare annotation is: true [2021-05-02 12:47:42,257 INFO L198 CegarLoopUtils]: For program point L377-4(lines 357 424) no Hoare annotation was computed. [2021-05-02 12:47:42,257 INFO L201 CegarLoopUtils]: At program point L390(line 390) the Hoare annotation is: true [2021-05-02 12:47:42,257 INFO L198 CegarLoopUtils]: For program point L390-1(lines 390 393) no Hoare annotation was computed. [2021-05-02 12:47:42,257 INFO L201 CegarLoopUtils]: At program point L386(line 386) the Hoare annotation is: true [2021-05-02 12:47:42,257 INFO L198 CegarLoopUtils]: For program point Id_MCDC_114EXIT(lines 325 355) no Hoare annotation was computed. [2021-05-02 12:47:42,257 INFO L198 CegarLoopUtils]: For program point L343(lines 343 348) no Hoare annotation was computed. [2021-05-02 12:47:42,257 INFO L198 CegarLoopUtils]: For program point L343-1(lines 341 353) no Hoare annotation was computed. [2021-05-02 12:47:42,257 INFO L198 CegarLoopUtils]: For program point L341(line 341) no Hoare annotation was computed. [2021-05-02 12:47:42,257 INFO L198 CegarLoopUtils]: For program point L341-2(line 341) no Hoare annotation was computed. [2021-05-02 12:47:42,257 INFO L198 CegarLoopUtils]: For program point L341-3(line 341) no Hoare annotation was computed. [2021-05-02 12:47:42,257 INFO L198 CegarLoopUtils]: For program point L341-5(lines 341 353) no Hoare annotation was computed. [2021-05-02 12:47:42,257 INFO L198 CegarLoopUtils]: For program point L333-1(lines 333 340) no Hoare annotation was computed. [2021-05-02 12:47:42,258 INFO L201 CegarLoopUtils]: At program point L333-3(lines 333 340) the Hoare annotation is: true [2021-05-02 12:47:42,258 INFO L198 CegarLoopUtils]: For program point L329(lines 329 332) no Hoare annotation was computed. [2021-05-02 12:47:42,258 INFO L198 CegarLoopUtils]: For program point L333-4(lines 333 340) no Hoare annotation was computed. [2021-05-02 12:47:42,258 INFO L201 CegarLoopUtils]: At program point Id_MCDC_114ENTRY(lines 325 355) the Hoare annotation is: true [2021-05-02 12:47:42,258 INFO L198 CegarLoopUtils]: For program point Id_MCDC_114FINAL(lines 325 355) no Hoare annotation was computed. [2021-05-02 12:47:42,259 INFO L198 CegarLoopUtils]: For program point L336(lines 336 339) no Hoare annotation was computed. [2021-05-02 12:47:42,259 INFO L198 CegarLoopUtils]: For program point L286(lines 286 294) no Hoare annotation was computed. [2021-05-02 12:47:42,259 INFO L198 CegarLoopUtils]: For program point Id_MCDC_110FINAL(lines 274 304) no Hoare annotation was computed. [2021-05-02 12:47:42,259 INFO L198 CegarLoopUtils]: For program point Id_MCDC_110EXIT(lines 274 304) no Hoare annotation was computed. [2021-05-02 12:47:42,259 INFO L198 CegarLoopUtils]: For program point L280(lines 280 294) no Hoare annotation was computed. [2021-05-02 12:47:42,259 INFO L201 CegarLoopUtils]: At program point Id_MCDC_110ENTRY(lines 274 304) the Hoare annotation is: true [2021-05-02 12:47:42,259 INFO L198 CegarLoopUtils]: For program point L298(line 298) no Hoare annotation was computed. [2021-05-02 12:47:42,259 INFO L201 CegarLoopUtils]: At program point L297(line 297) the Hoare annotation is: true [2021-05-02 12:47:42,259 INFO L201 CegarLoopUtils]: At program point L297-1(line 297) the Hoare annotation is: true [2021-05-02 12:47:42,260 INFO L198 CegarLoopUtils]: For program point L295-1(lines 275 304) no Hoare annotation was computed. [2021-05-02 12:47:42,261 INFO L198 CegarLoopUtils]: For program point L295-2(lines 295 302) no Hoare annotation was computed. [2021-05-02 12:47:42,261 INFO L198 CegarLoopUtils]: For program point L478(lines 478 481) no Hoare annotation was computed. [2021-05-02 12:47:42,262 INFO L194 CegarLoopUtils]: At program point mainENTRY(lines 452 484) 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_132~0)| ~Id_MCDC_132~0)) [2021-05-02 12:47:42,262 INFO L198 CegarLoopUtils]: For program point mainFINAL(lines 452 484) no Hoare annotation was computed. [2021-05-02 12:47:42,262 INFO L198 CegarLoopUtils]: For program point mainEXIT(lines 452 484) no Hoare annotation was computed. [2021-05-02 12:47:42,262 INFO L194 CegarLoopUtils]: At program point L483(line 483) 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_132~0)| ~Id_MCDC_132~0)) [2021-05-02 12:47:42,262 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2021-05-02 12:47:42,263 INFO L198 CegarLoopUtils]: For program point L6(line 6) no Hoare annotation was computed. [2021-05-02 12:47:42,263 INFO L198 CegarLoopUtils]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2021-05-02 12:47:42,263 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2021-05-02 12:47:42,264 INFO L198 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-05-02 12:47:42,265 INFO L194 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#t~string23.base)| |#t~string23.base|) (= |old(~Id_MCDC_128~0.offset)| ~Id_MCDC_128~0.offset) (= |old(~#Id_MCDC_130~0.base)| |~#Id_MCDC_130~0.base|) (= |old(~Id_MCDC_122~0)| ~Id_MCDC_122~0) (= |old(#length)| |#length|) (= |old(~Id_MCDC_127~0.base)| ~Id_MCDC_127~0.base) (= |#t~string6.base| |old(#t~string6.base)|) (= ~Id_MCDC_127~0.offset |old(~Id_MCDC_127~0.offset)|) (= |old(#valid)| |#valid|) (= |old(#NULL.base)| |#NULL.base|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~Id_MCDC_125~0.base |old(~Id_MCDC_125~0.base)|) (= |old(#t~string70.base)| |#t~string70.base|) (= |old(~Id_MCDC_126~0.offset)| ~Id_MCDC_126~0.offset) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |old(#t~string42.base)| |#t~string42.base|) (= |#t~string21.base| |old(#t~string21.base)|) (= |old(~Id_MCDC_125~0.offset)| ~Id_MCDC_125~0.offset) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |old(~Id_MCDC_123~0)| ~Id_MCDC_123~0) (= |old(#t~string37.base)| |#t~string37.base|) (= |old(#t~string4.offset)| |#t~string4.offset|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |~#Id_MCDC_131~0.base| |old(~#Id_MCDC_131~0.base)|) (= |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_129~0.base)| ~Id_MCDC_129~0.base) (= ~Id_MCDC_128~0.base |old(~Id_MCDC_128~0.base)|) (= |old(~Id_MCDC_124~0)| ~Id_MCDC_124~0) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~Id_MCDC_126~0.base)| ~Id_MCDC_126~0.base) (= ~Id_MCDC_129~0.offset |old(~Id_MCDC_129~0.offset)|) (= |~#Id_MCDC_130~0.offset| |old(~#Id_MCDC_130~0.offset)|) (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |~#Id_MCDC_131~0.offset| |old(~#Id_MCDC_131~0.offset)|)) [2021-05-02 12:47:42,265 INFO L198 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-05-02 12:47:42,265 INFO L198 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-05-02 12:47:42,266 INFO L201 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-05-02 12:47:42,266 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-05-02 12:47:42,266 INFO L198 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-05-02 12:47:42,266 INFO L198 CegarLoopUtils]: For program point avoid_zeroEXIT(lines 9 15) no Hoare annotation was computed. [2021-05-02 12:47:42,266 INFO L198 CegarLoopUtils]: For program point L11(lines 11 14) no Hoare annotation was computed. [2021-05-02 12:47:42,266 INFO L198 CegarLoopUtils]: For program point L11-2(lines 9 15) no Hoare annotation was computed. [2021-05-02 12:47:42,266 INFO L201 CegarLoopUtils]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2021-05-02 12:47:42,266 INFO L201 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 485 492) the Hoare annotation is: true [2021-05-02 12:47:42,266 INFO L198 CegarLoopUtils]: For program point __VERIFIER_assertEXIT(lines 485 492) no Hoare annotation was computed. [2021-05-02 12:47:42,266 INFO L198 CegarLoopUtils]: For program point L489(line 489) no Hoare annotation was computed. [2021-05-02 12:47:42,266 INFO L198 CegarLoopUtils]: For program point L487(lines 487 490) no Hoare annotation was computed. [2021-05-02 12:47:42,266 INFO L198 CegarLoopUtils]: For program point L487-2(lines 485 492) no Hoare annotation was computed. [2021-05-02 12:47:42,267 INFO L198 CegarLoopUtils]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 489) no Hoare annotation was computed. [2021-05-02 12:47:42,267 INFO L194 CegarLoopUtils]: At program point Id_MCDC_117ENTRY(lines 425 444) 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_132~0)| ~Id_MCDC_132~0)) [2021-05-02 12:47:42,268 INFO L198 CegarLoopUtils]: For program point L442(line 442) no Hoare annotation was computed. [2021-05-02 12:47:42,272 INFO L198 CegarLoopUtils]: For program point Id_MCDC_117FINAL(lines 425 444) no Hoare annotation was computed. [2021-05-02 12:47:42,272 INFO L201 CegarLoopUtils]: At program point L430(line 430) the Hoare annotation is: true [2021-05-02 12:47:42,272 INFO L198 CegarLoopUtils]: For program point L430-1(line 430) no Hoare annotation was computed. [2021-05-02 12:47:42,272 INFO L198 CegarLoopUtils]: For program point L433(line 433) no Hoare annotation was computed. [2021-05-02 12:47:42,272 INFO L198 CegarLoopUtils]: For program point L433-2(lines 433 440) no Hoare annotation was computed. [2021-05-02 12:47:42,274 INFO L198 CegarLoopUtils]: For program point L431-2(lines 431 441) no Hoare annotation was computed. [2021-05-02 12:47:42,274 INFO L201 CegarLoopUtils]: At program point L431-3(lines 431 441) the Hoare annotation is: true [2021-05-02 12:47:42,275 INFO L201 CegarLoopUtils]: At program point L431-4(lines 431 441) the Hoare annotation is: true [2021-05-02 12:47:42,275 INFO L198 CegarLoopUtils]: For program point Id_MCDC_117EXIT(lines 425 444) no Hoare annotation was computed. [2021-05-02 12:47:42,275 INFO L194 CegarLoopUtils]: At program point L449(line 449) 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_132~0)| ~Id_MCDC_132~0)) [2021-05-02 12:47:42,275 INFO L194 CegarLoopUtils]: At program point Id_MCDC_118ENTRY(lines 445 451) 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_132~0)| ~Id_MCDC_132~0)) [2021-05-02 12:47:42,275 INFO L198 CegarLoopUtils]: For program point Id_MCDC_118FINAL(lines 445 451) no Hoare annotation was computed. [2021-05-02 12:47:42,275 INFO L198 CegarLoopUtils]: For program point Id_MCDC_118EXIT(lines 445 451) no Hoare annotation was computed. [2021-05-02 12:47:42,275 INFO L201 CegarLoopUtils]: At program point Id_MCDC_107ENTRY(lines 218 273) the Hoare annotation is: true [2021-05-02 12:47:42,275 INFO L198 CegarLoopUtils]: For program point L254(lines 254 257) no Hoare annotation was computed. [2021-05-02 12:47:42,275 INFO L198 CegarLoopUtils]: For program point L246(line 246) no Hoare annotation was computed. [2021-05-02 12:47:42,275 INFO L198 CegarLoopUtils]: For program point Id_MCDC_107FINAL(lines 218 273) no Hoare annotation was computed. [2021-05-02 12:47:42,276 INFO L198 CegarLoopUtils]: For program point L242(line 242) no Hoare annotation was computed. [2021-05-02 12:47:42,276 INFO L198 CegarLoopUtils]: For program point L242-2(line 242) no Hoare annotation was computed. [2021-05-02 12:47:42,276 INFO L201 CegarLoopUtils]: At program point L234(lines 234 250) the Hoare annotation is: true [2021-05-02 12:47:42,276 INFO L198 CegarLoopUtils]: For program point L259(line 259) no Hoare annotation was computed. [2021-05-02 12:47:42,276 INFO L198 CegarLoopUtils]: For program point L259-2(line 259) no Hoare annotation was computed. [2021-05-02 12:47:42,276 INFO L198 CegarLoopUtils]: For program point L259-3(line 259) no Hoare annotation was computed. [2021-05-02 12:47:42,276 INFO L198 CegarLoopUtils]: For program point L259-5(lines 259 271) no Hoare annotation was computed. [2021-05-02 12:47:42,276 INFO L198 CegarLoopUtils]: For program point L251-1(lines 251 258) no Hoare annotation was computed. [2021-05-02 12:47:42,276 INFO L201 CegarLoopUtils]: At program point L251-3(lines 251 258) the Hoare annotation is: true [2021-05-02 12:47:42,276 INFO L198 CegarLoopUtils]: For program point L251-4(lines 251 258) no Hoare annotation was computed. [2021-05-02 12:47:42,276 INFO L198 CegarLoopUtils]: For program point L243(line 243) no Hoare annotation was computed. [2021-05-02 12:47:42,276 INFO L198 CegarLoopUtils]: For program point L239(line 239) no Hoare annotation was computed. [2021-05-02 12:47:42,276 INFO L198 CegarLoopUtils]: For program point L239-2(line 239) no Hoare annotation was computed. [2021-05-02 12:47:42,277 INFO L198 CegarLoopUtils]: For program point L227(lines 227 233) no Hoare annotation was computed. [2021-05-02 12:47:42,277 INFO L198 CegarLoopUtils]: For program point L227-2(lines 227 233) no Hoare annotation was computed. [2021-05-02 12:47:42,277 INFO L198 CegarLoopUtils]: For program point L223(lines 223 226) no Hoare annotation was computed. [2021-05-02 12:47:42,277 INFO L198 CegarLoopUtils]: For program point L248(line 248) no Hoare annotation was computed. [2021-05-02 12:47:42,277 INFO L198 CegarLoopUtils]: For program point L240(line 240) no Hoare annotation was computed. [2021-05-02 12:47:42,277 INFO L198 CegarLoopUtils]: For program point L236(line 236) no Hoare annotation was computed. [2021-05-02 12:47:42,277 INFO L198 CegarLoopUtils]: For program point L236-2(line 236) no Hoare annotation was computed. [2021-05-02 12:47:42,277 INFO L198 CegarLoopUtils]: For program point L261(lines 261 266) no Hoare annotation was computed. [2021-05-02 12:47:42,277 INFO L198 CegarLoopUtils]: For program point L261-1(lines 259 271) no Hoare annotation was computed. [2021-05-02 12:47:42,277 INFO L198 CegarLoopUtils]: For program point L245(line 245) no Hoare annotation was computed. [2021-05-02 12:47:42,277 INFO L198 CegarLoopUtils]: For program point L245-2(line 245) no Hoare annotation was computed. [2021-05-02 12:47:42,277 INFO L198 CegarLoopUtils]: For program point L237(line 237) no Hoare annotation was computed. [2021-05-02 12:47:42,277 INFO L198 CegarLoopUtils]: For program point L229(lines 229 232) no Hoare annotation was computed. [2021-05-02 12:47:42,278 INFO L198 CegarLoopUtils]: For program point Id_MCDC_107EXIT(lines 218 273) no Hoare annotation was computed. [2021-05-02 12:47:42,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.05 12:47:42 BoogieIcfgContainer [2021-05-02 12:47:42,292 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-02 12:47:42,295 INFO L168 Benchmark]: Toolchain (without parser) took 7569.14 ms. Allocated memory was 180.4 MB in the beginning and 281.0 MB in the end (delta: 100.7 MB). Free memory was 144.7 MB in the beginning and 109.1 MB in the end (delta: 35.6 MB). Peak memory consumption was 137.3 MB. Max. memory is 8.0 GB. [2021-05-02 12:47:42,296 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 180.4 MB. Free memory is still 162.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-05-02 12:47:42,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.33 ms. Allocated memory is still 180.4 MB. Free memory was 144.6 MB in the beginning and 157.7 MB in the end (delta: -13.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-05-02 12:47:42,302 INFO L168 Benchmark]: Boogie Preprocessor took 127.47 ms. Allocated memory is still 180.4 MB. Free memory was 157.7 MB in the beginning and 154.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-05-02 12:47:42,302 INFO L168 Benchmark]: RCFGBuilder took 1130.06 ms. Allocated memory is still 180.4 MB. Free memory was 154.1 MB in the beginning and 91.7 MB in the end (delta: 62.4 MB). Peak memory consumption was 62.9 MB. Max. memory is 8.0 GB. [2021-05-02 12:47:42,303 INFO L168 Benchmark]: TraceAbstraction took 5611.73 ms. Allocated memory was 180.4 MB in the beginning and 281.0 MB in the end (delta: 100.7 MB). Free memory was 91.2 MB in the beginning and 109.1 MB in the end (delta: -17.9 MB). Peak memory consumption was 83.8 MB. Max. memory is 8.0 GB. [2021-05-02 12:47:42,307 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 180.4 MB. Free memory is still 162.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 690.33 ms. Allocated memory is still 180.4 MB. Free memory was 144.6 MB in the beginning and 157.7 MB in the end (delta: -13.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 127.47 ms. Allocated memory is still 180.4 MB. Free memory was 157.7 MB in the beginning and 154.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1130.06 ms. Allocated memory is still 180.4 MB. Free memory was 154.1 MB in the beginning and 91.7 MB in the end (delta: 62.4 MB). Peak memory consumption was 62.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 5611.73 ms. Allocated memory was 180.4 MB in the beginning and 281.0 MB in the end (delta: 100.7 MB). Free memory was 91.2 MB in the beginning and 109.1 MB in the end (delta: -17.9 MB). Peak memory consumption was 83.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 489]: 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, 134 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3851.7ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 26.2ms, AutomataDifference: 2385.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 1645.8ms, InitialAbstractionConstructionTime: 18.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 274 SDtfs, 401 SDslu, 166 SDs, 0 SdLazy, 407 SolverSat, 80 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1114.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1227.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=0, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 89.5ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 34 LocationsWithAnnotation, 76 PreInvPairs, 91 NumberOfFragments, 265 HoareAnnotationTreeSize, 76 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 516.8ms HoareSimplificationTime, 34 FomulaSimplificationsInter, 2612 FormulaSimplificationTreeSizeReductionInter, 1095.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 40.1ms SsaConstructionTime, 257.6ms SatisfiabilityAnalysisTime, 885.3ms InterpolantComputationTime, 76 NumberOfCodeBlocks, 76 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 360 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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: 401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! Received shutdown request...