/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain IntervalDomain -i ../sv-benchmarks/c/eca-programs/Problem101_label22.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 22:36:34,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 22:36:34,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 22:36:34,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 22:36:34,798 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 22:36:34,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 22:36:34,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 22:36:34,801 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 22:36:34,802 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 22:36:34,803 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 22:36:34,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 22:36:34,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 22:36:34,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 22:36:34,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 22:36:34,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 22:36:34,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 22:36:34,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 22:36:34,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 22:36:34,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 22:36:34,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 22:36:34,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 22:36:34,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 22:36:34,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 22:36:34,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 22:36:34,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 22:36:34,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 22:36:34,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 22:36:34,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 22:36:34,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 22:36:34,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 22:36:34,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 22:36:34,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 22:36:34,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 22:36:34,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 22:36:34,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 22:36:34,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 22:36:34,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 22:36:34,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 22:36:34,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 22:36:34,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 22:36:34,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 22:36:34,844 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-03-31 22:36:34,877 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 22:36:34,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 22:36:34,878 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 22:36:34,878 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 22:36:34,879 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 22:36:34,879 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 22:36:34,879 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 22:36:34,879 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 22:36:34,879 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 22:36:34,880 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 22:36:34,880 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 22:36:34,880 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 22:36:34,881 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 22:36:34,881 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 22:36:34,881 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 22:36:34,881 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 22:36:34,881 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 22:36:34,881 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 22:36:34,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 22:36:34,882 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 22:36:34,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 22:36:34,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 22:36:34,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 22:36:34,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 22:36:34,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 22:36:34,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 22:36:34,883 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 22:36:34,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 22:36:34,883 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 22:36:34,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 22:36:34,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 22:36:34,883 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 22:36:34,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 22:36:34,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 22:36:34,884 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 22:36:34,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 22:36:34,884 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 22:36:34,884 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 22:36:34,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 22:36:34,884 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 22:36:34,884 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 22:36:34,885 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-03-31 22:36:35,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 22:36:35,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 22:36:35,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 22:36:35,159 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 22:36:35,160 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 22:36:35,162 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-programs/Problem101_label22.c [2023-03-31 22:36:36,420 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 22:36:37,937 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 22:36:37,938 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-programs/Problem101_label22.c [2023-03-31 22:36:38,033 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/050b78f77/0f31b49836e34033a09a7c8533d5b787/FLAG46dc22e0d [2023-03-31 22:36:38,044 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/050b78f77/0f31b49836e34033a09a7c8533d5b787 [2023-03-31 22:36:38,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 22:36:38,047 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 22:36:38,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 22:36:38,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 22:36:38,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 22:36:38,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 10:36:38" (1/1) ... [2023-03-31 22:36:38,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67d29c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 10:36:38, skipping insertion in model container [2023-03-31 22:36:38,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 10:36:38" (1/1) ... [2023-03-31 22:36:38,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 22:36:38,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 22:36:46,092 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-programs/Problem101_label22.c[2766967,2766980] [2023-03-31 22:36:46,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 22:36:46,164 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 22:36:50,517 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-programs/Problem101_label22.c[2766967,2766980] [2023-03-31 22:36:50,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 22:36:51,198 INFO L208 MainTranslator]: Completed translation [2023-03-31 22:36:51,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 10:36:51 WrapperNode [2023-03-31 22:36:51,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 22:36:51,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 22:36:51,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 22:36:51,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 22:36:51,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 10:36:51" (1/1) ... [2023-03-31 22:36:51,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 10:36:51" (1/1) ... [2023-03-31 22:36:52,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 10:36:51" (1/1) ... [2023-03-31 22:36:52,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 10:36:51" (1/1) ... [2023-03-31 22:36:53,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 10:36:51" (1/1) ... [2023-03-31 22:36:53,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 10:36:51" (1/1) ... [2023-03-31 22:36:53,968 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 10:36:51" (1/1) ... [2023-03-31 22:36:54,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 10:36:51" (1/1) ... [2023-03-31 22:36:54,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 22:36:54,784 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 22:36:54,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 22:36:54,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 22:36:54,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 10:36:51" (1/1) ... [2023-03-31 22:36:54,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 22:36:54,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 22:36:54,823 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) [2023-03-31 22:36:54,838 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 [2023-03-31 22:36:54,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 22:36:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 22:36:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 22:36:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-03-31 22:36:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2023-03-31 22:36:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2023-03-31 22:36:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2023-03-31 22:36:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2023-03-31 22:36:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2023-03-31 22:36:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2023-03-31 22:36:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2023-03-31 22:36:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output9 [2023-03-31 22:36:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output10 [2023-03-31 22:36:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output11 [2023-03-31 22:36:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output12 [2023-03-31 22:36:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output13 [2023-03-31 22:36:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output14 [2023-03-31 22:36:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output15 [2023-03-31 22:36:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output16 [2023-03-31 22:36:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output17 [2023-03-31 22:36:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output18 [2023-03-31 22:36:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output19 [2023-03-31 22:36:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output20 [2023-03-31 22:36:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output21 [2023-03-31 22:36:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output22 [2023-03-31 22:36:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output23 [2023-03-31 22:36:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output24 [2023-03-31 22:36:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output25 [2023-03-31 22:36:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output26 [2023-03-31 22:36:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output27 [2023-03-31 22:36:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output28 [2023-03-31 22:36:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output29 [2023-03-31 22:36:54,859 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output30 [2023-03-31 22:36:54,859 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output31 [2023-03-31 22:36:54,859 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output32 [2023-03-31 22:36:54,859 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output33 [2023-03-31 22:36:54,859 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output34 [2023-03-31 22:36:54,859 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output35 [2023-03-31 22:36:54,859 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output36 [2023-03-31 22:36:54,859 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output37 [2023-03-31 22:36:54,859 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output38 [2023-03-31 22:36:54,859 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output39 [2023-03-31 22:36:54,859 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output40 [2023-03-31 22:36:54,860 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output41 [2023-03-31 22:36:54,860 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output42 [2023-03-31 22:36:54,860 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output43 [2023-03-31 22:36:54,860 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output44 [2023-03-31 22:36:54,860 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output45 [2023-03-31 22:36:54,860 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output46 [2023-03-31 22:36:54,860 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 22:36:54,860 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-03-31 22:36:54,860 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2023-03-31 22:36:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2023-03-31 22:36:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2023-03-31 22:36:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2023-03-31 22:36:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2023-03-31 22:36:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2023-03-31 22:36:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2023-03-31 22:36:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output9 [2023-03-31 22:36:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output10 [2023-03-31 22:36:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output11 [2023-03-31 22:36:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output12 [2023-03-31 22:36:54,861 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output13 [2023-03-31 22:36:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output14 [2023-03-31 22:36:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output15 [2023-03-31 22:36:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output16 [2023-03-31 22:36:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output17 [2023-03-31 22:36:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output18 [2023-03-31 22:36:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output19 [2023-03-31 22:36:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output20 [2023-03-31 22:36:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output21 [2023-03-31 22:36:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output22 [2023-03-31 22:36:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output23 [2023-03-31 22:36:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output24 [2023-03-31 22:36:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output25 [2023-03-31 22:36:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output26 [2023-03-31 22:36:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output27 [2023-03-31 22:36:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output28 [2023-03-31 22:36:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output29 [2023-03-31 22:36:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output30 [2023-03-31 22:36:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output31 [2023-03-31 22:36:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output32 [2023-03-31 22:36:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output33 [2023-03-31 22:36:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output34 [2023-03-31 22:36:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output35 [2023-03-31 22:36:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output36 [2023-03-31 22:36:54,864 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output37 [2023-03-31 22:36:54,864 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output38 [2023-03-31 22:36:54,864 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output39 [2023-03-31 22:36:54,864 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output40 [2023-03-31 22:36:54,864 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output41 [2023-03-31 22:36:54,864 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output42 [2023-03-31 22:36:54,864 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output43 [2023-03-31 22:36:54,864 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output44 [2023-03-31 22:36:54,864 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output45 [2023-03-31 22:36:54,864 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output46 [2023-03-31 22:36:54,864 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 22:36:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 22:36:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 22:36:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 22:36:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 22:36:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-03-31 22:36:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 22:36:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 22:36:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 22:36:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 22:36:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 22:36:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 22:36:54,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 22:36:54,996 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 22:36:54,999 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 22:37:27,360 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 22:37:28,563 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 22:37:28,563 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-03-31 22:37:28,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 10:37:28 BoogieIcfgContainer [2023-03-31 22:37:28,577 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 22:37:28,581 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-31 22:37:28,582 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-31 22:37:28,585 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-31 22:37:28,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.03 10:36:38" (1/3) ... [2023-03-31 22:37:28,587 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7553d0c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 10:37:28, skipping insertion in model container [2023-03-31 22:37:28,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 10:36:51" (2/3) ... [2023-03-31 22:37:28,591 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7553d0c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 10:37:28, skipping insertion in model container [2023-03-31 22:37:28,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 10:37:28" (3/3) ... [2023-03-31 22:37:28,599 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem101_label22.c [2023-03-31 22:37:28,616 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-31 22:37:28,616 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-31 22:37:28,826 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-31 22:37:28,833 INFO L357 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=FINITE_AUTOMATA, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@465b2484, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-03-31 22:37:28,834 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-31 22:37:28,871 INFO L276 IsEmpty]: Start isEmpty. Operand has 10325 states, 10227 states have (on average 1.9860174049085753) internal successors, (20311), 10228 states have internal predecessors, (20311), 48 states have call successors, (48), 48 states have call predecessors, (48), 48 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48)