/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-b8dbc81 [2023-01-27 18:49:40,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-01-27 18:49:40,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-01-27 18:49:40,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-01-27 18:49:40,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-01-27 18:49:40,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-01-27 18:49:40,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-01-27 18:49:40,868 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-01-27 18:49:40,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-01-27 18:49:40,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-01-27 18:49:40,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-01-27 18:49:40,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-01-27 18:49:40,892 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-01-27 18:49:40,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-01-27 18:49:40,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-01-27 18:49:40,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-01-27 18:49:40,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-01-27 18:49:40,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-01-27 18:49:40,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-01-27 18:49:40,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-01-27 18:49:40,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-01-27 18:49:40,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-01-27 18:49:40,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-01-27 18:49:40,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-01-27 18:49:40,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-01-27 18:49:40,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-01-27 18:49:40,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-01-27 18:49:40,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-01-27 18:49:40,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-01-27 18:49:40,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-01-27 18:49:40,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-01-27 18:49:40,952 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-01-27 18:49:40,953 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-01-27 18:49:40,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-01-27 18:49:40,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-01-27 18:49:40,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-01-27 18:49:40,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-01-27 18:49:40,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-01-27 18:49:40,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-27 18:49:40,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-27 18:49:40,955 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-27 18:49:40,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf [2023-01-27 18:49:40,981 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-27 18:49:40,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-27 18:49:40,981 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-27 18:49:40,981 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-27 18:49:40,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-27 18:49:40,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-27 18:49:40,982 INFO L138 SettingsManager]: * Use SBE=true [2023-01-27 18:49:40,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-27 18:49:40,982 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-27 18:49:40,982 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-27 18:49:40,982 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-27 18:49:40,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-27 18:49:40,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-27 18:49:40,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-27 18:49:40,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-27 18:49:40,983 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-27 18:49:40,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-27 18:49:40,983 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-27 18:49:40,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-27 18:49:40,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-27 18:49:40,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-27 18:49:40,983 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-27 18:49:40,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-27 18:49:40,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-27 18:49:40,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-27 18:49:40,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-27 18:49:40,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-27 18:49:40,984 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-27 18:49:40,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-27 18:49:40,984 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-01-27 18:49:40,984 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-01-27 18:49:40,984 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-01-27 18:49:41,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-27 18:49:41,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-27 18:49:41,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-27 18:49:41,518 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-27 18:49:41,519 INFO L275 PluginConnector]: CDTParser initialized [2023-01-27 18:49:41,520 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i [2023-01-27 18:49:43,641 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-27 18:49:44,240 INFO L351 CDTParser]: Found 1 translation units. [2023-01-27 18:49:44,241 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i [2023-01-27 18:49:44,278 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fba8fba2b/89b44ee2ad53444e98dbfd6808b16551/FLAG68d3cd913 [2023-01-27 18:49:44,293 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fba8fba2b/89b44ee2ad53444e98dbfd6808b16551 [2023-01-27 18:49:44,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-27 18:49:44,296 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-27 18:49:44,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-27 18:49:44,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-27 18:49:44,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-27 18:49:44,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 06:49:44" (1/1) ... [2023-01-27 18:49:44,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37882788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:49:44, skipping insertion in model container [2023-01-27 18:49:44,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 06:49:44" (1/1) ... [2023-01-27 18:49:44,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-27 18:49:44,470 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-27 18:49:44,960 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i[5469,5482] [2023-01-27 18:49:49,497 WARN L633 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-01-27 18:49:50,300 WARN L1562 CHandler]: Possible shadowing of function iminor [2023-01-27 18:49:50,321 WARN L1562 CHandler]: Possible shadowing of function iminor [2023-01-27 18:49:50,450 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-27 18:49:50,471 INFO L203 MainTranslator]: Completed pre-run [2023-01-27 18:49:50,506 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i[5469,5482] [2023-01-27 18:49:50,856 WARN L633 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-01-27 18:49:50,942 WARN L1562 CHandler]: Possible shadowing of function iminor [2023-01-27 18:49:50,942 WARN L1562 CHandler]: Possible shadowing of function iminor [2023-01-27 18:49:50,974 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-27 18:49:51,592 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-01-27 18:49:51,593 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-01-27 18:49:51,593 WARN L667 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-01-27 18:49:51,593 WARN L667 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-01-27 18:49:51,593 WARN L667 CHandler]: The function __builtin_constant_p is called, but not defined or handled by StandardFunctionHandler. [2023-01-27 18:49:51,593 WARN L667 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2023-01-27 18:49:51,593 WARN L667 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2023-01-27 18:49:51,598 INFO L208 MainTranslator]: Completed translation [2023-01-27 18:49:51,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:49:51 WrapperNode [2023-01-27 18:49:51,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-27 18:49:51,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-27 18:49:51,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-27 18:49:51,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-27 18:49:51,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:49:51" (1/1) ... [2023-01-27 18:49:51,758 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:49:51" (1/1) ... [2023-01-27 18:49:51,824 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 51, statements flattened = 697 [2023-01-27 18:49:51,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-27 18:49:51,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-27 18:49:51,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-27 18:49:51,825 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-27 18:49:51,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:49:51" (1/1) ... [2023-01-27 18:49:51,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:49:51" (1/1) ... [2023-01-27 18:49:51,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:49:51" (1/1) ... [2023-01-27 18:49:51,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:49:51" (1/1) ... [2023-01-27 18:49:51,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:49:51" (1/1) ... [2023-01-27 18:49:51,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:49:51" (1/1) ... [2023-01-27 18:49:51,905 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:49:51" (1/1) ... [2023-01-27 18:49:51,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:49:51" (1/1) ... [2023-01-27 18:49:51,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-27 18:49:51,930 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-27 18:49:51,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-27 18:49:51,931 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-27 18:49:51,931 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:49:51" (1/1) ... [2023-01-27 18:49:51,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-27 18:49:51,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-27 18:49:51,986 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) [2023-01-27 18:49:52,028 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 [2023-01-27 18:49:52,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-01-27 18:49:52,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-01-27 18:49:52,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-27 18:49:52,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-01-27 18:49:52,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-27 18:49:52,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-27 18:49:52,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-01-27 18:49:52,089 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_get [2023-01-27 18:49:52,089 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_get [2023-01-27 18:49:52,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-27 18:49:52,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-01-27 18:49:52,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-27 18:49:52,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-27 18:49:52,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-01-27 18:49:52,090 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_set [2023-01-27 18:49:52,090 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_set [2023-01-27 18:49:52,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-27 18:49:52,091 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-01-27 18:49:52,835 INFO L236 CfgBuilder]: Building ICFG [2023-01-27 18:49:52,837 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-27 18:49:53,940 INFO L277 CfgBuilder]: Performing block encoding [2023-01-27 18:49:53,948 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-01-27 18:49:53,948 INFO L302 CfgBuilder]: Removed 27 assume(true) statements. [2023-01-27 18:49:53,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 06:49:53 BoogieIcfgContainer [2023-01-27 18:49:53,950 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-01-27 18:49:53,952 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-01-27 18:49:53,952 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-01-27 18:49:53,967 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-01-27 18:49:53,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 06:49:44" (1/3) ... [2023-01-27 18:49:53,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e7ad7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 06:49:53, skipping insertion in model container [2023-01-27 18:49:53,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 06:49:51" (2/3) ... [2023-01-27 18:49:53,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e7ad7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 06:49:53, skipping insertion in model container [2023-01-27 18:49:53,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 06:49:53" (3/3) ... [2023-01-27 18:49:53,969 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_get_pc8736x_gpio_set.i [2023-01-27 18:49:54,036 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-01-27 18:49:54,036 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-01-27 18:49:54,036 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-01-27 18:49:54,265 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-01-27 18:49:54,365 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 712 places, 758 transitions, 1532 flow [2023-01-27 18:49:54,902 INFO L130 PetriNetUnfolder]: 53/756 cut-off events. [2023-01-27 18:49:54,903 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-01-27 18:49:54,925 INFO L83 FinitePrefix]: Finished finitePrefix Result has 765 conditions, 756 events. 53/756 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1023 event pairs, 0 based on Foata normal form. 0/701 useless extension candidates. Maximal degree in co-relation 705. Up to 9 conditions per place. [2023-01-27 18:49:54,925 INFO L82 GeneralOperation]: Start removeDead. Operand has 712 places, 758 transitions, 1532 flow [2023-01-27 18:49:54,971 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 702 places, 748 transitions, 1505 flow [2023-01-27 18:49:54,974 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-01-27 18:49:54,985 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 702 places, 748 transitions, 1505 flow [2023-01-27 18:49:54,992 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 702 places, 748 transitions, 1505 flow [2023-01-27 18:49:54,993 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 702 places, 748 transitions, 1505 flow [2023-01-27 18:49:55,095 INFO L130 PetriNetUnfolder]: 53/748 cut-off events. [2023-01-27 18:49:55,096 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2023-01-27 18:49:55,097 INFO L83 FinitePrefix]: Finished finitePrefix Result has 756 conditions, 748 events. 53/748 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 969 event pairs, 0 based on Foata normal form. 0/693 useless extension candidates. Maximal degree in co-relation 705. Up to 9 conditions per place. [2023-01-27 18:49:55,102 INFO L119 LiptonReduction]: Number of co-enabled transitions 10796 [2023-01-27 18:51:38,360 WARN L222 SmtUtils]: Spent 7.91s on a formula simplification that was a NOOP. DAG size: 289 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-27 18:51:44,748 WARN L222 SmtUtils]: Spent 6.37s on a formula simplification that was a NOOP. DAG size: 255 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-27 18:51:53,130 WARN L222 SmtUtils]: Spent 8.38s on a formula simplification that was a NOOP. DAG size: 292 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-27 18:52:00,200 WARN L222 SmtUtils]: Spent 7.07s on a formula simplification that was a NOOP. DAG size: 258 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-27 18:55:27,806 WARN L222 SmtUtils]: Spent 2.96m on a formula simplification. DAG size of input: 613 DAG size of output: 611 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-27 18:56:39,875 WARN L222 SmtUtils]: Spent 1.20m on a formula simplification that was a NOOP. DAG size: 551 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-27 18:59:54,771 WARN L222 SmtUtils]: Spent 3.25m on a formula simplification. DAG size of input: 616 DAG size of output: 614 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-27 19:01:32,338 WARN L222 SmtUtils]: Spent 1.63m on a formula simplification that was a NOOP. DAG size: 554 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-27 19:02:28,703 WARN L222 SmtUtils]: Spent 42.22s on a formula simplification that was a NOOP. DAG size: 585 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-27 19:03:56,116 WARN L222 SmtUtils]: Spent 1.46m on a formula simplification that was a NOOP. DAG size: 581 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-01-27 19:04:47,580 WARN L222 SmtUtils]: Spent 51.46s on a formula simplification that was a NOOP. DAG size: 588 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)