/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/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/eca-rers2012/Problem07_label24.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-30 23:01:52,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-30 23:01:52,934 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-30 23:01:52,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-30 23:01:52,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-30 23:01:52,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-30 23:01:52,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-30 23:01:52,957 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-30 23:01:52,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-30 23:01:52,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-30 23:01:52,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-30 23:01:52,960 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-30 23:01:52,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-30 23:01:52,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-30 23:01:52,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-30 23:01:52,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-30 23:01:52,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-30 23:01:52,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-30 23:01:52,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-30 23:01:52,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-30 23:01:52,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-30 23:01:52,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-30 23:01:52,967 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-30 23:01:52,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-30 23:01:52,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-03-30 23:01:52,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-30 23:01:52,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-30 23:01:52,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-30 23:01:52,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-30 23:01:52,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-30 23:01:52,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-30 23:01:52,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-30 23:01:52,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-30 23:01:52,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-30 23:01:52,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-30 23:01:52,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-30 23:01:52,985 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 [2023-03-30 23:01:53,016 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-30 23:01:53,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-30 23:01:53,017 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-30 23:01:53,017 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-30 23:01:53,018 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-30 23:01:53,018 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-30 23:01:53,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-30 23:01:53,018 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-30 23:01:53,018 INFO L138 SettingsManager]: * Use SBE=true [2023-03-30 23:01:53,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-30 23:01:53,019 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-30 23:01:53,019 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-30 23:01:53,019 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-30 23:01:53,019 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-30 23:01:53,019 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-30 23:01:53,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-30 23:01:53,019 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-30 23:01:53,020 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-30 23:01:53,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-30 23:01:53,020 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-30 23:01:53,020 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-30 23:01:53,020 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-30 23:01:53,020 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-30 23:01:53,020 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-30 23:01:53,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-30 23:01:53,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-30 23:01:53,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-30 23:01:53,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-30 23:01:53,021 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-30 23:01:53,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-30 23:01:53,021 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-30 23:01:53,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-30 23:01:53,021 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-30 23:01:53,021 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-30 23:01:53,021 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-30 23:01:53,022 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-03-30 23:01:53,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-30 23:01:53,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-30 23:01:53,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-30 23:01:53,250 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-30 23:01:53,250 INFO L275 PluginConnector]: CDTParser initialized [2023-03-30 23:01:53,251 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem07_label24.c [2023-03-30 23:01:54,193 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-30 23:01:55,261 INFO L351 CDTParser]: Found 1 translation units. [2023-03-30 23:01:55,261 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem07_label24.c [2023-03-30 23:01:55,360 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f9de4bf6/b199a75f6ec342bc807d252e7e01e158/FLAG685a2285d [2023-03-30 23:01:55,370 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f9de4bf6/b199a75f6ec342bc807d252e7e01e158 [2023-03-30 23:01:55,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-30 23:01:55,373 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-30 23:01:55,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-30 23:01:55,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-30 23:01:55,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-30 23:01:55,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.03 11:01:55" (1/1) ... [2023-03-30 23:01:55,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7259bf4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:01:55, skipping insertion in model container [2023-03-30 23:01:55,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.03 11:01:55" (1/1) ... [2023-03-30 23:01:55,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-30 23:01:55,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-30 23:02:02,523 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-rers2012/Problem07_label24.c[2776659,2776672] [2023-03-30 23:02:02,585 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-30 23:02:02,593 INFO L203 MainTranslator]: Completed pre-run [2023-03-30 23:02:06,386 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-rers2012/Problem07_label24.c[2776659,2776672] [2023-03-30 23:02:06,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-30 23:02:07,415 INFO L208 MainTranslator]: Completed translation [2023-03-30 23:02:07,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:02:07 WrapperNode [2023-03-30 23:02:07,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-30 23:02:07,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-30 23:02:07,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-30 23:02:07,417 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-30 23:02:07,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:02:07" (1/1) ... [2023-03-30 23:02:07,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:02:07" (1/1) ... [2023-03-30 23:02:08,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:02:07" (1/1) ... [2023-03-30 23:02:08,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:02:07" (1/1) ... [2023-03-30 23:02:09,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:02:07" (1/1) ... [2023-03-30 23:02:09,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:02:07" (1/1) ... [2023-03-30 23:02:09,705 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:02:07" (1/1) ... [2023-03-30 23:02:09,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:02:07" (1/1) ... [2023-03-30 23:02:10,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-30 23:02:10,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-30 23:02:10,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-30 23:02:10,456 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-30 23:02:10,457 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:02:07" (1/1) ... [2023-03-30 23:02:10,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-30 23:02:10,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:02:10,483 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) [2023-03-30 23:02:10,496 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 [2023-03-30 23:02:10,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-30 23:02:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-30 23:02:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-30 23:02:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-03-30 23:02:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2023-03-30 23:02:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2023-03-30 23:02:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2023-03-30 23:02:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2023-03-30 23:02:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2023-03-30 23:02:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2023-03-30 23:02:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2023-03-30 23:02:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output9 [2023-03-30 23:02:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output10 [2023-03-30 23:02:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output11 [2023-03-30 23:02:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output12 [2023-03-30 23:02:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output13 [2023-03-30 23:02:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output14 [2023-03-30 23:02:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output15 [2023-03-30 23:02:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output16 [2023-03-30 23:02:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output17 [2023-03-30 23:02:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output18 [2023-03-30 23:02:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output19 [2023-03-30 23:02:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output20 [2023-03-30 23:02:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output21 [2023-03-30 23:02:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output22 [2023-03-30 23:02:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output23 [2023-03-30 23:02:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output24 [2023-03-30 23:02:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output25 [2023-03-30 23:02:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output26 [2023-03-30 23:02:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output27 [2023-03-30 23:02:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output28 [2023-03-30 23:02:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output29 [2023-03-30 23:02:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output30 [2023-03-30 23:02:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output31 [2023-03-30 23:02:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output32 [2023-03-30 23:02:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output33 [2023-03-30 23:02:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output34 [2023-03-30 23:02:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output35 [2023-03-30 23:02:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output36 [2023-03-30 23:02:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output37 [2023-03-30 23:02:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output38 [2023-03-30 23:02:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output39 [2023-03-30 23:02:10,517 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output40 [2023-03-30 23:02:10,517 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output41 [2023-03-30 23:02:10,517 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output42 [2023-03-30 23:02:10,517 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output43 [2023-03-30 23:02:10,517 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output44 [2023-03-30 23:02:10,517 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output45 [2023-03-30 23:02:10,517 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output46 [2023-03-30 23:02:10,517 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-30 23:02:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-03-30 23:02:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2023-03-30 23:02:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2023-03-30 23:02:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2023-03-30 23:02:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2023-03-30 23:02:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2023-03-30 23:02:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2023-03-30 23:02:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2023-03-30 23:02:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output9 [2023-03-30 23:02:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output10 [2023-03-30 23:02:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output11 [2023-03-30 23:02:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output12 [2023-03-30 23:02:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output13 [2023-03-30 23:02:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output14 [2023-03-30 23:02:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output15 [2023-03-30 23:02:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output16 [2023-03-30 23:02:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output17 [2023-03-30 23:02:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output18 [2023-03-30 23:02:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output19 [2023-03-30 23:02:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output20 [2023-03-30 23:02:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output21 [2023-03-30 23:02:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output22 [2023-03-30 23:02:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output23 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output24 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output25 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output26 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output27 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output28 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output29 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output30 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output31 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output32 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output33 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output34 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output35 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output36 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output37 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output38 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output39 [2023-03-30 23:02:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output40 [2023-03-30 23:02:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output41 [2023-03-30 23:02:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output42 [2023-03-30 23:02:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output43 [2023-03-30 23:02:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output44 [2023-03-30 23:02:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output45 [2023-03-30 23:02:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output46 [2023-03-30 23:02:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-30 23:02:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-30 23:02:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-30 23:02:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-30 23:02:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-30 23:02:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-03-30 23:02:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-30 23:02:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-30 23:02:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-30 23:02:10,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-30 23:02:10,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-30 23:02:10,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-30 23:02:10,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-30 23:02:10,645 INFO L236 CfgBuilder]: Building ICFG [2023-03-30 23:02:10,647 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-30 23:02:39,025 INFO L277 CfgBuilder]: Performing block encoding [2023-03-30 23:02:39,074 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-30 23:02:39,074 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-03-30 23:02:39,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.03 11:02:39 BoogieIcfgContainer [2023-03-30 23:02:39,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-30 23:02:39,088 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-30 23:02:39,088 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-30 23:02:39,090 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-30 23:02:39,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.03 11:01:55" (1/3) ... [2023-03-30 23:02:39,091 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d5d30d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.03 11:02:39, skipping insertion in model container [2023-03-30 23:02:39,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:02:07" (2/3) ... [2023-03-30 23:02:39,091 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d5d30d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.03 11:02:39, skipping insertion in model container [2023-03-30 23:02:39,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.03 11:02:39" (3/3) ... [2023-03-30 23:02:39,093 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem07_label24.c [2023-03-30 23:02:39,107 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-30 23:02:39,107 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-30 23:02:39,261 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-30 23:02:39,267 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=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@23335242, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-03-30 23:02:39,269 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-30 23:02:39,301 INFO L276 IsEmpty]: Start isEmpty. Operand has 10446 states, 10348 states have (on average 1.9803826826439892) internal successors, (20493), 10349 states have internal predecessors, (20493), 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) [2023-03-30 23:02:40,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10241 [2023-03-30 23:02:40,076 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:02:40,082 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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Targeting calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:02:40,090 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:02:40,094 INFO L85 PathProgramCache]: Analyzing trace with hash 666984298, now seen corresponding path program 1 times [2023-03-30 23:02:40,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:02:40,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765462622] [2023-03-30 23:02:40,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:02:40,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:02:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat