/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_2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-5d317bd [2022-03-18 12:24:42,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-18 12:24:42,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-18 12:24:42,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-18 12:24:42,250 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-18 12:24:42,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-18 12:24:42,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-18 12:24:42,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-18 12:24:42,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-18 12:24:42,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-18 12:24:42,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-18 12:24:42,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-18 12:24:42,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-18 12:24:42,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-18 12:24:42,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-18 12:24:42,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-18 12:24:42,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-18 12:24:42,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-18 12:24:42,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-18 12:24:42,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-18 12:24:42,262 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-18 12:24:42,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-18 12:24:42,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-18 12:24:42,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-18 12:24:42,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-18 12:24:42,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-18 12:24:42,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-18 12:24:42,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-18 12:24:42,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-18 12:24:42,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-18 12:24:42,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-03-18 12:24:42,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-18 12:24:42,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-18 12:24:42,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-18 12:24:42,284 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 [2022-03-18 12:24:42,298 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-18 12:24:42,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-18 12:24:42,299 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-18 12:24:42,299 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-18 12:24:42,299 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-18 12:24:42,299 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-18 12:24:42,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-18 12:24:42,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-18 12:24:42,300 INFO L138 SettingsManager]: * Use SBE=true [2022-03-18 12:24:42,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-18 12:24:42,300 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-18 12:24:42,300 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-18 12:24:42,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-18 12:24:42,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-18 12:24:42,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-18 12:24:42,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-18 12:24:42,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-18 12:24:42,301 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-18 12:24:42,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-18 12:24:42,301 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-18 12:24:42,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-18 12:24:42,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-18 12:24:42,301 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-18 12:24:42,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-18 12:24:42,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-18 12:24:42,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-18 12:24:42,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-18 12:24:42,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-18 12:24:42,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-18 12:24:42,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-18 12:24:42,302 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-18 12:24:42,302 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-03-18 12:24:42,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-18 12:24:42,303 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-18 12:24:42,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-18 12:24:42,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-18 12:24:42,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-18 12:24:42,494 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-18 12:24:42,494 INFO L275 PluginConnector]: CDTParser initialized [2022-03-18 12:24:42,495 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_2.c [2022-03-18 12:24:42,541 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d245a127c/ac24d88e742842b3962c25bd671ad2dd/FLAG4d0ab5b04 [2022-03-18 12:24:42,898 INFO L306 CDTParser]: Found 1 translation units. [2022-03-18 12:24:42,898 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_2.c [2022-03-18 12:24:42,904 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d245a127c/ac24d88e742842b3962c25bd671ad2dd/FLAG4d0ab5b04 [2022-03-18 12:24:42,912 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d245a127c/ac24d88e742842b3962c25bd671ad2dd [2022-03-18 12:24:42,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-18 12:24:42,914 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-18 12:24:42,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-18 12:24:42,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-18 12:24:42,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-18 12:24:42,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 12:24:42" (1/1) ... [2022-03-18 12:24:42,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11f18c17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:24:42, skipping insertion in model container [2022-03-18 12:24:42,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 12:24:42" (1/1) ... [2022-03-18 12:24:42,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-18 12:24:42,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-18 12:24:43,120 WARN L230 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_2.c[11342,11355] [2022-03-18 12:24:43,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-18 12:24:43,127 INFO L203 MainTranslator]: Completed pre-run [2022-03-18 12:24:43,167 WARN L230 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_2.c[11342,11355] [2022-03-18 12:24:43,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-18 12:24:43,177 INFO L208 MainTranslator]: Completed translation [2022-03-18 12:24:43,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:24:43 WrapperNode [2022-03-18 12:24:43,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-18 12:24:43,178 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-18 12:24:43,178 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-18 12:24:43,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-18 12:24:43,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:24:43" (1/1) ... [2022-03-18 12:24:43,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:24:43" (1/1) ... [2022-03-18 12:24:43,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:24:43" (1/1) ... [2022-03-18 12:24:43,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:24:43" (1/1) ... [2022-03-18 12:24:43,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:24:43" (1/1) ... [2022-03-18 12:24:43,242 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:24:43" (1/1) ... [2022-03-18 12:24:43,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:24:43" (1/1) ... [2022-03-18 12:24:43,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-18 12:24:43,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-18 12:24:43,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-18 12:24:43,248 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-18 12:24:43,255 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:24:43" (1/1) ... [2022-03-18 12:24:43,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-18 12:24:43,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 12:24:43,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-18 12:24:43,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-18 12:24:43,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-18 12:24:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-18 12:24:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-18 12:24:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-03-18 12:24:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-03-18 12:24:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2022-03-18 12:24:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2022-03-18 12:24:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2022-03-18 12:24:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2022-03-18 12:24:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2022-03-18 12:24:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2022-03-18 12:24:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2022-03-18 12:24:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-18 12:24:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-03-18 12:24:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-18 12:24:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-18 12:24:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-18 12:24:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-18 12:24:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-03-18 12:24:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-03-18 12:24:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-03-18 12:24:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2022-03-18 12:24:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2022-03-18 12:24:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2022-03-18 12:24:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2022-03-18 12:24:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2022-03-18 12:24:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-03-18 12:24:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2022-03-18 12:24:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2022-03-18 12:24:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-03-18 12:24:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-18 12:24:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-03-18 12:24:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-18 12:24:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-18 12:24:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-18 12:24:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-18 12:24:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-18 12:24:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-18 12:24:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-18 12:24:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-18 12:24:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-18 12:24:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-03-18 12:24:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-18 12:24:43,439 INFO L234 CfgBuilder]: Building ICFG [2022-03-18 12:24:43,441 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-18 12:24:43,748 INFO L275 CfgBuilder]: Performing block encoding [2022-03-18 12:24:43,754 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-18 12:24:43,754 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-03-18 12:24:43,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.03 12:24:43 BoogieIcfgContainer [2022-03-18 12:24:43,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-18 12:24:43,756 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-18 12:24:43,756 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-18 12:24:43,765 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-18 12:24:43,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.03 12:24:42" (1/3) ... [2022-03-18 12:24:43,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11afb767 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.03 12:24:43, skipping insertion in model container [2022-03-18 12:24:43,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 12:24:43" (2/3) ... [2022-03-18 12:24:43,767 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11afb767 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.03 12:24:43, skipping insertion in model container [2022-03-18 12:24:43,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.03 12:24:43" (3/3) ... [2022-03-18 12:24:43,768 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_2.c [2022-03-18 12:24:43,771 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-18 12:24:43,771 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-18 12:24:43,798 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-18 12:24:43,802 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-03-18 12:24:43,802 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-18 12:24:43,814 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) [2022-03-18 12:24:43,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-03-18 12:24:43,820 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 12:24:43,820 INFO L500 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] [2022-03-18 12:24:43,820 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 12:24:43,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 12:24:43,824 INFO L85 PathProgramCache]: Analyzing trace with hash -540283313, now seen corresponding path program 1 times [2022-03-18 12:24:43,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 12:24:43,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63882234] [2022-03-18 12:24:43,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 12:24:43,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 12:24:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 12:24:44,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-18 12:24:44,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 12:24:44,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-03-18 12:24:44,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 12:24:44,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-03-18 12:24:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 12:24:44,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 12:24:44,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 12:24:44,243 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63882234] [2022-03-18 12:24:44,243 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63882234] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 12:24:44,243 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 12:24:44,243 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 12:24:44,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418973202] [2022-03-18 12:24:44,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 12:24:44,249 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 12:24:44,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 12:24:44,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 12:24:44,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 12:24:44,273 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) [2022-03-18 12:24:44,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 12:24:44,623 INFO L93 Difference]: Finished difference Result 243 states and 363 transitions. [2022-03-18 12:24:44,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-18 12:24:44,625 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 [2022-03-18 12:24:44,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 12:24:44,637 INFO L225 Difference]: With dead ends: 243 [2022-03-18 12:24:44,637 INFO L226 Difference]: Without dead ends: 119 [2022-03-18 12:24:44,642 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 12:24:44,644 INFO L912 BasicCegarLoop]: 133 mSDtfsCounter, 238 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-18 12:24:44,645 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [245 Valid, 138 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-18 12:24:44,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2022-03-18 12:24:44,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2022-03-18 12:24:44,695 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) [2022-03-18 12:24:44,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 165 transitions. [2022-03-18 12:24:44,701 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 165 transitions. Word has length 39 [2022-03-18 12:24:44,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 12:24:44,701 INFO L478 AbstractCegarLoop]: Abstraction has 119 states and 165 transitions. [2022-03-18 12:24:44,701 INFO L479 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) [2022-03-18 12:24:44,702 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 165 transitions. [2022-03-18 12:24:44,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-03-18 12:24:44,708 INFO L492 BasicCegarLoop]: Found error trace [2022-03-18 12:24:44,708 INFO L500 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] [2022-03-18 12:24:44,708 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-18 12:24:44,708 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-18 12:24:44,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-18 12:24:44,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1349629939, now seen corresponding path program 1 times [2022-03-18 12:24:44,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-18 12:24:44,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65764235] [2022-03-18 12:24:44,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 12:24:44,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-18 12:24:44,754 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-03-18 12:24:44,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1970869273] [2022-03-18 12:24:44,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-18 12:24:44,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-18 12:24:44,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-18 12:24:44,760 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-18 12:24:44,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-18 12:24:44,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-18 12:24:44,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-18 12:24:44,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-18 12:24:45,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-18 12:24:45,031 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-18 12:24:45,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-18 12:24:45,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65764235] [2022-03-18 12:24:45,032 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-03-18 12:24:45,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1970869273] [2022-03-18 12:24:45,032 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1970869273] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-18 12:24:45,032 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-18 12:24:45,032 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-18 12:24:45,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991256551] [2022-03-18 12:24:45,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-18 12:24:45,033 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-18 12:24:45,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-18 12:24:45,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-18 12:24:45,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-18 12:24:45,034 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) [2022-03-18 12:24:45,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-18 12:24:45,068 INFO L93 Difference]: Finished difference Result 119 states and 165 transitions. [2022-03-18 12:24:45,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-18 12:24:45,068 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 [2022-03-18 12:24:45,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-18 12:24:45,069 INFO L225 Difference]: With dead ends: 119 [2022-03-18 12:24:45,069 INFO L226 Difference]: Without dead ends: 0 [2022-03-18 12:24:45,069 INFO L911 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-18 12:24:45,070 INFO L912 BasicCegarLoop]: 160 mSDtfsCounter, 5 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-18 12:24:45,070 INFO L913 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 477 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-18 12:24:45,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-18 12:24:45,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-18 12:24:45,071 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) [2022-03-18 12:24:45,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-18 12:24:45,071 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2022-03-18 12:24:45,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-18 12:24:45,072 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-18 12:24:45,072 INFO L479 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) [2022-03-18 12:24:45,072 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-18 12:24:45,072 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-18 12:24:45,074 INFO L788 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-03-18 12:24:45,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-03-18 12:24:45,291 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-18 12:24:45,293 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-03-18 12:24:45,441 INFO L882 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2022-03-18 12:24:45,442 INFO L882 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2022-03-18 12:24:45,442 INFO L882 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2022-03-18 12:24:45,442 INFO L882 garLoopResultBuilder]: For program point L221(line 221) no Hoare annotation was computed. [2022-03-18 12:24:45,442 INFO L882 garLoopResultBuilder]: For program point L217(line 217) no Hoare annotation was computed. [2022-03-18 12:24:45,442 INFO L882 garLoopResultBuilder]: For program point L217-2(line 217) no Hoare annotation was computed. [2022-03-18 12:24:45,442 INFO L885 garLoopResultBuilder]: At program point L209(lines 209 225) the Hoare annotation is: true [2022-03-18 12:24:45,442 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2022-03-18 12:24:45,442 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_89EXIT(lines 193 248) no Hoare annotation was computed. [2022-03-18 12:24:45,442 INFO L882 garLoopResultBuilder]: For program point L234(line 234) no Hoare annotation was computed. [2022-03-18 12:24:45,443 INFO L882 garLoopResultBuilder]: For program point L234-2(line 234) no Hoare annotation was computed. [2022-03-18 12:24:45,443 INFO L882 garLoopResultBuilder]: For program point L234-3(line 234) no Hoare annotation was computed. [2022-03-18 12:24:45,443 INFO L882 garLoopResultBuilder]: For program point L234-5(lines 234 246) no Hoare annotation was computed. [2022-03-18 12:24:45,443 INFO L882 garLoopResultBuilder]: For program point L226-1(lines 226 233) no Hoare annotation was computed. [2022-03-18 12:24:45,443 INFO L885 garLoopResultBuilder]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2022-03-18 12:24:45,443 INFO L882 garLoopResultBuilder]: For program point L226-4(lines 226 233) no Hoare annotation was computed. [2022-03-18 12:24:45,443 INFO L882 garLoopResultBuilder]: For program point L218(line 218) no Hoare annotation was computed. [2022-03-18 12:24:45,443 INFO L882 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2022-03-18 12:24:45,443 INFO L882 garLoopResultBuilder]: For program point L214-2(line 214) no Hoare annotation was computed. [2022-03-18 12:24:45,443 INFO L882 garLoopResultBuilder]: For program point L202(lines 202 208) no Hoare annotation was computed. [2022-03-18 12:24:45,444 INFO L882 garLoopResultBuilder]: For program point L202-2(lines 202 208) no Hoare annotation was computed. [2022-03-18 12:24:45,444 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_89FINAL(lines 193 248) no Hoare annotation was computed. [2022-03-18 12:24:45,444 INFO L882 garLoopResultBuilder]: For program point L198(lines 198 201) no Hoare annotation was computed. [2022-03-18 12:24:45,444 INFO L882 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-03-18 12:24:45,444 INFO L882 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-03-18 12:24:45,444 INFO L882 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-03-18 12:24:45,444 INFO L882 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2022-03-18 12:24:45,444 INFO L882 garLoopResultBuilder]: For program point L236(lines 236 241) no Hoare annotation was computed. [2022-03-18 12:24:45,444 INFO L882 garLoopResultBuilder]: For program point L236-1(lines 234 246) no Hoare annotation was computed. [2022-03-18 12:24:45,444 INFO L882 garLoopResultBuilder]: For program point L220(line 220) no Hoare annotation was computed. [2022-03-18 12:24:45,444 INFO L882 garLoopResultBuilder]: For program point L220-2(line 220) no Hoare annotation was computed. [2022-03-18 12:24:45,445 INFO L882 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-03-18 12:24:45,445 INFO L882 garLoopResultBuilder]: For program point L204(lines 204 207) no Hoare annotation was computed. [2022-03-18 12:24:45,445 INFO L882 garLoopResultBuilder]: For program point L229(lines 229 232) no Hoare annotation was computed. [2022-03-18 12:24:45,445 INFO L878 garLoopResultBuilder]: At program point mainENTRY(lines 427 458) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-03-18 12:24:45,445 INFO L882 garLoopResultBuilder]: For program point mainFINAL(lines 427 458) no Hoare annotation was computed. [2022-03-18 12:24:45,445 INFO L878 garLoopResultBuilder]: At program point L457(line 457) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-03-18 12:24:45,445 INFO L882 garLoopResultBuilder]: For program point mainEXIT(lines 427 458) no Hoare annotation was computed. [2022-03-18 12:24:45,445 INFO L882 garLoopResultBuilder]: For program point L452(lines 452 455) no Hoare annotation was computed. [2022-03-18 12:24:45,445 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_92EXIT(lines 249 279) no Hoare annotation was computed. [2022-03-18 12:24:45,446 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_92FINAL(lines 249 279) no Hoare annotation was computed. [2022-03-18 12:24:45,446 INFO L882 garLoopResultBuilder]: For program point L261(lines 261 269) no Hoare annotation was computed. [2022-03-18 12:24:45,446 INFO L882 garLoopResultBuilder]: For program point L255(lines 255 269) no Hoare annotation was computed. [2022-03-18 12:24:45,446 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2022-03-18 12:24:45,446 INFO L885 garLoopResultBuilder]: At program point L274(line 274) the Hoare annotation is: true [2022-03-18 12:24:45,446 INFO L882 garLoopResultBuilder]: For program point L274-1(line 274) no Hoare annotation was computed. [2022-03-18 12:24:45,446 INFO L885 garLoopResultBuilder]: At program point L272(line 272) the Hoare annotation is: true [2022-03-18 12:24:45,446 INFO L882 garLoopResultBuilder]: For program point L272-1(line 272) no Hoare annotation was computed. [2022-03-18 12:24:45,446 INFO L882 garLoopResultBuilder]: For program point L270-1(lines 250 279) no Hoare annotation was computed. [2022-03-18 12:24:45,446 INFO L882 garLoopResultBuilder]: For program point L270-2(lines 270 277) no Hoare annotation was computed. [2022-03-18 12:24:45,447 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_100FINAL(lines 420 426) no Hoare annotation was computed. [2022-03-18 12:24:45,447 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_100EXIT(lines 420 426) no Hoare annotation was computed. [2022-03-18 12:24:45,447 INFO L878 garLoopResultBuilder]: At program point L424(line 424) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-03-18 12:24:45,447 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_100ENTRY(lines 420 426) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-03-18 12:24:45,447 INFO L882 garLoopResultBuilder]: For program point L417(line 417) no Hoare annotation was computed. [2022-03-18 12:24:45,447 INFO L878 garLoopResultBuilder]: At program point L405(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-18 12:24:45,447 INFO L882 garLoopResultBuilder]: For program point L405-1(line 405) no Hoare annotation was computed. [2022-03-18 12:24:45,447 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_99ENTRY(lines 400 419) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-03-18 12:24:45,447 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_99EXIT(lines 400 419) no Hoare annotation was computed. [2022-03-18 12:24:45,447 INFO L882 garLoopResultBuilder]: For program point L408(line 408) no Hoare annotation was computed. [2022-03-18 12:24:45,448 INFO L882 garLoopResultBuilder]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2022-03-18 12:24:45,448 INFO L882 garLoopResultBuilder]: For program point L406-2(lines 406 416) no Hoare annotation was computed. [2022-03-18 12:24:45,448 INFO L878 garLoopResultBuilder]: At program point L406-3(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-18 12:24:45,448 INFO L878 garLoopResultBuilder]: At program point L406-4(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-03-18 12:24:45,448 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_99FINAL(lines 400 419) no Hoare annotation was computed. [2022-03-18 12:24:45,448 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2022-03-18 12:24:45,448 INFO L882 garLoopResultBuilder]: For program point L6(line 6) no Hoare annotation was computed. [2022-03-18 12:24:45,448 INFO L882 garLoopResultBuilder]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2022-03-18 12:24:45,448 INFO L882 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2022-03-18 12:24:45,448 INFO L885 garLoopResultBuilder]: At program point L378(line 378) the Hoare annotation is: true [2022-03-18 12:24:45,449 INFO L882 garLoopResultBuilder]: For program point L378-1(lines 378 381) no Hoare annotation was computed. [2022-03-18 12:24:45,449 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_97ENTRY(lines 331 399) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-03-18 12:24:45,449 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_97EXIT(lines 331 399) no Hoare annotation was computed. [2022-03-18 12:24:45,449 INFO L882 garLoopResultBuilder]: For program point L358-2(lines 358 396) no Hoare annotation was computed. [2022-03-18 12:24:45,449 INFO L885 garLoopResultBuilder]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2022-03-18 12:24:45,449 INFO L885 garLoopResultBuilder]: At program point L371(line 371) the Hoare annotation is: true [2022-03-18 12:24:45,449 INFO L882 garLoopResultBuilder]: For program point L371-1(lines 371 374) no Hoare annotation was computed. [2022-03-18 12:24:45,449 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_97FINAL(lines 331 399) no Hoare annotation was computed. [2022-03-18 12:24:45,449 INFO L885 garLoopResultBuilder]: At program point L388(line 388) the Hoare annotation is: true [2022-03-18 12:24:45,449 INFO L882 garLoopResultBuilder]: For program point L388-1(line 388) no Hoare annotation was computed. [2022-03-18 12:24:45,449 INFO L882 garLoopResultBuilder]: For program point L376-2(lines 376 393) no Hoare annotation was computed. [2022-03-18 12:24:45,450 INFO L885 garLoopResultBuilder]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2022-03-18 12:24:45,450 INFO L882 garLoopResultBuilder]: For program point L376-4(lines 376 393) no Hoare annotation was computed. [2022-03-18 12:24:45,450 INFO L882 garLoopResultBuilder]: For program point L389(lines 389 392) no Hoare annotation was computed. [2022-03-18 12:24:45,450 INFO L882 garLoopResultBuilder]: For program point L356(lines 356 397) no Hoare annotation was computed. [2022-03-18 12:24:45,450 INFO L882 garLoopResultBuilder]: For program point L352-2(lines 352 355) no Hoare annotation was computed. [2022-03-18 12:24:45,450 INFO L885 garLoopResultBuilder]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2022-03-18 12:24:45,460 INFO L882 garLoopResultBuilder]: For program point L352-4(lines 332 399) no Hoare annotation was computed. [2022-03-18 12:24:45,460 INFO L885 garLoopResultBuilder]: At program point L365(line 365) the Hoare annotation is: true [2022-03-18 12:24:45,460 INFO L882 garLoopResultBuilder]: For program point L365-1(lines 365 368) no Hoare annotation was computed. [2022-03-18 12:24:45,460 INFO L885 garLoopResultBuilder]: At program point L361(line 361) the Hoare annotation is: true [2022-03-18 12:24:45,460 INFO L882 garLoopResultBuilder]: For program point L361-1(lines 361 364) no Hoare annotation was computed. [2022-03-18 12:24:45,460 INFO L882 garLoopResultBuilder]: For program point L290-1(line 290) no Hoare annotation was computed. [2022-03-18 12:24:45,460 INFO L882 garLoopResultBuilder]: For program point L288(lines 288 295) no Hoare annotation was computed. [2022-03-18 12:24:45,460 INFO L882 garLoopResultBuilder]: For program point L288-2(lines 288 295) no Hoare annotation was computed. [2022-03-18 12:24:45,461 INFO L882 garLoopResultBuilder]: For program point L284(lines 284 287) no Hoare annotation was computed. [2022-03-18 12:24:45,461 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2022-03-18 12:24:45,461 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_95EXIT(lines 280 299) no Hoare annotation was computed. [2022-03-18 12:24:45,461 INFO L885 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-03-18 12:24:45,461 INFO L885 garLoopResultBuilder]: At program point L296(line 296) the Hoare annotation is: true [2022-03-18 12:24:45,461 INFO L882 garLoopResultBuilder]: For program point L297-1(line 297) no Hoare annotation was computed. [2022-03-18 12:24:45,461 INFO L882 garLoopResultBuilder]: For program point L296-1(line 296) no Hoare annotation was computed. [2022-03-18 12:24:45,461 INFO L885 garLoopResultBuilder]: At program point L290(line 290) the Hoare annotation is: true [2022-03-18 12:24:45,461 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_95FINAL(lines 280 299) no Hoare annotation was computed. [2022-03-18 12:24:45,461 INFO L882 garLoopResultBuilder]: For program point L318(lines 318 323) no Hoare annotation was computed. [2022-03-18 12:24:45,461 INFO L882 garLoopResultBuilder]: For program point L318-1(lines 316 328) no Hoare annotation was computed. [2022-03-18 12:24:45,461 INFO L882 garLoopResultBuilder]: For program point L316(line 316) no Hoare annotation was computed. [2022-03-18 12:24:45,461 INFO L882 garLoopResultBuilder]: For program point L316-2(line 316) no Hoare annotation was computed. [2022-03-18 12:24:45,462 INFO L882 garLoopResultBuilder]: For program point L316-3(line 316) no Hoare annotation was computed. [2022-03-18 12:24:45,462 INFO L882 garLoopResultBuilder]: For program point L316-5(lines 316 328) no Hoare annotation was computed. [2022-03-18 12:24:45,462 INFO L882 garLoopResultBuilder]: For program point L308-1(lines 308 315) no Hoare annotation was computed. [2022-03-18 12:24:45,462 INFO L885 garLoopResultBuilder]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2022-03-18 12:24:45,462 INFO L882 garLoopResultBuilder]: For program point L304(lines 304 307) no Hoare annotation was computed. [2022-03-18 12:24:45,462 INFO L882 garLoopResultBuilder]: For program point L308-4(lines 308 315) no Hoare annotation was computed. [2022-03-18 12:24:45,462 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_96FINAL(lines 300 330) no Hoare annotation was computed. [2022-03-18 12:24:45,462 INFO L882 garLoopResultBuilder]: For program point L311(lines 311 314) no Hoare annotation was computed. [2022-03-18 12:24:45,462 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2022-03-18 12:24:45,462 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_96EXIT(lines 300 330) no Hoare annotation was computed. [2022-03-18 12:24:45,462 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2022-03-18 12:24:45,462 INFO L878 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#NULL.offset| |old(#NULL.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |old(#NULL.base)| |#NULL.base|)) [2022-03-18 12:24:45,462 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2022-03-18 12:24:45,463 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-03-18 12:24:45,463 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-03-18 12:24:45,463 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-03-18 12:24:45,463 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-03-18 12:24:45,463 INFO L882 garLoopResultBuilder]: For program point avoid_zeroEXIT(lines 9 15) no Hoare annotation was computed. [2022-03-18 12:24:45,463 INFO L882 garLoopResultBuilder]: For program point L11(lines 11 14) no Hoare annotation was computed. [2022-03-18 12:24:45,463 INFO L882 garLoopResultBuilder]: For program point L11-2(lines 9 15) no Hoare annotation was computed. [2022-03-18 12:24:45,463 INFO L885 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-03-18 12:24:45,463 INFO L882 garLoopResultBuilder]: For program point L463(line 463) no Hoare annotation was computed. [2022-03-18 12:24:45,463 INFO L885 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2022-03-18 12:24:45,463 INFO L882 garLoopResultBuilder]: For program point L461(lines 461 464) no Hoare annotation was computed. [2022-03-18 12:24:45,463 INFO L882 garLoopResultBuilder]: For program point L461-2(lines 459 466) no Hoare annotation was computed. [2022-03-18 12:24:45,463 INFO L882 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 459 466) no Hoare annotation was computed. [2022-03-18 12:24:45,464 INFO L882 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2022-03-18 12:24:45,466 INFO L718 BasicCegarLoop]: Path program histogram: [1, 1] [2022-03-18 12:24:45,467 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-18 12:24:45,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.03 12:24:45 BoogieIcfgContainer [2022-03-18 12:24:45,476 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-18 12:24:45,476 INFO L158 Benchmark]: Toolchain (without parser) took 2561.79ms. Allocated memory was 174.1MB in the beginning and 213.9MB in the end (delta: 39.8MB). Free memory was 122.3MB in the beginning and 185.5MB in the end (delta: -63.2MB). Peak memory consumption was 96.4MB. Max. memory is 8.0GB. [2022-03-18 12:24:45,476 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 174.1MB. Free memory was 139.9MB in the beginning and 139.8MB in the end (delta: 89.8kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-18 12:24:45,477 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.78ms. Allocated memory is still 174.1MB. Free memory was 122.0MB in the beginning and 141.7MB in the end (delta: -19.7MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-03-18 12:24:45,477 INFO L158 Benchmark]: Boogie Preprocessor took 68.79ms. Allocated memory is still 174.1MB. Free memory was 141.7MB in the beginning and 138.2MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-18 12:24:45,477 INFO L158 Benchmark]: RCFGBuilder took 507.53ms. Allocated memory is still 174.1MB. Free memory was 138.2MB in the beginning and 108.2MB in the end (delta: 30.0MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-03-18 12:24:45,477 INFO L158 Benchmark]: TraceAbstraction took 1719.65ms. Allocated memory was 174.1MB in the beginning and 213.9MB in the end (delta: 39.8MB). Free memory was 107.8MB in the beginning and 185.5MB in the end (delta: -77.7MB). Peak memory consumption was 81.9MB. Max. memory is 8.0GB. [2022-03-18 12:24:45,479 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 174.1MB. Free memory was 139.9MB in the beginning and 139.8MB in the end (delta: 89.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 262.78ms. Allocated memory is still 174.1MB. Free memory was 122.0MB in the beginning and 141.7MB in the end (delta: -19.7MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 68.79ms. Allocated memory is still 174.1MB. Free memory was 141.7MB in the beginning and 138.2MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 507.53ms. Allocated memory is still 174.1MB. Free memory was 138.2MB in the beginning and 108.2MB in the end (delta: 30.0MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * TraceAbstraction took 1719.65ms. Allocated memory was 174.1MB in the beginning and 213.9MB in the end (delta: 39.8MB). Free memory was 107.8MB in the beginning and 185.5MB in the end (delta: -77.7MB). Peak memory consumption was 81.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - 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. OverallTime: 1.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 250 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 243 mSDsluCounter, 615 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 322 mSDsCounter, 43 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 104 IncrementalHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 43 mSolverCounterUnsat, 293 mSDtfsCounter, 104 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=128occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 76 PreInvPairs, 91 NumberOfFragments, 205 HoareAnnotationTreeSize, 76 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 34 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 76 ConstructedInterpolants, 0 QuantifiedInterpolants, 155 SizeOfPredicates, 1 NumberOfNonLiveVariables, 546 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: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: \old(Id_MCDC_114) == Id_MCDC_114 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-03-18 12:24:45,504 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...