./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8e03212f81563a7fcbc917917e9bcb47cc00163f783be40727098c4a3913b164 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 17:12:26,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 17:12:26,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 17:12:26,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 17:12:26,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 17:12:26,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 17:12:26,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 17:12:26,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 17:12:26,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 17:12:26,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 17:12:26,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 17:12:26,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 17:12:26,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 17:12:26,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 17:12:26,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 17:12:26,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 17:12:26,655 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 17:12:26,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 17:12:26,658 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 17:12:26,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 17:12:26,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 17:12:26,668 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 17:12:26,670 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 17:12:26,670 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 17:12:26,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 17:12:26,674 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 17:12:26,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 17:12:26,675 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 17:12:26,676 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 17:12:26,676 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 17:12:26,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 17:12:26,677 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 17:12:26,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 17:12:26,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 17:12:26,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 17:12:26,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 17:12:26,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 17:12:26,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 17:12:26,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 17:12:26,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 17:12:26,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 17:12:26,684 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 17:12:26,704 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 17:12:26,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 17:12:26,705 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 17:12:26,705 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 17:12:26,706 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 17:12:26,706 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 17:12:26,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 17:12:26,708 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 17:12:26,708 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 17:12:26,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 17:12:26,709 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 17:12:26,709 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 17:12:26,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 17:12:26,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 17:12:26,710 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 17:12:26,710 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 17:12:26,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 17:12:26,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 17:12:26,711 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 17:12:26,711 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 17:12:26,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 17:12:26,711 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 17:12:26,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 17:12:26,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 17:12:26,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 17:12:26,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 17:12:26,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 17:12:26,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 17:12:26,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 17:12:26,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 17:12:26,713 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 17:12:26,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 17:12:26,714 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 17:12:26,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 17:12:26,714 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 17:12:26,714 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 17:12:26,715 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 17:12:26,715 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e03212f81563a7fcbc917917e9bcb47cc00163f783be40727098c4a3913b164 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-29 17:12:27,049 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 17:12:27,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 17:12:27,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 17:12:27,071 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 17:12:27,071 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 17:12:27,072 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2023-08-29 17:12:28,255 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 17:12:28,734 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 17:12:28,734 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2023-08-29 17:12:28,771 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f765a4550/6e5e29d83d3649d9b4304d2a0a921f61/FLAG60250a69f [2023-08-29 17:12:28,789 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f765a4550/6e5e29d83d3649d9b4304d2a0a921f61 [2023-08-29 17:12:28,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 17:12:28,792 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 17:12:28,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 17:12:28,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 17:12:28,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 17:12:28,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 05:12:28" (1/1) ... [2023-08-29 17:12:28,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ae88f38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:12:28, skipping insertion in model container [2023-08-29 17:12:28,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 05:12:28" (1/1) ... [2023-08-29 17:12:28,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 17:12:28,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 17:12:29,196 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_current_pc8736x_gpio_get.i[5469,5482] [2023-08-29 17:12:31,604 WARN L633 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-08-29 17:12:32,052 WARN L1562 CHandler]: Possible shadowing of function iminor [2023-08-29 17:12:32,052 WARN L1562 CHandler]: Possible shadowing of function iminor [2023-08-29 17:12:32,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 17:12:32,120 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 17:12:32,132 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_current_pc8736x_gpio_get.i[5469,5482] [2023-08-29 17:12:32,424 WARN L633 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-08-29 17:12:32,534 WARN L1562 CHandler]: Possible shadowing of function iminor [2023-08-29 17:12:32,535 WARN L1562 CHandler]: Possible shadowing of function iminor [2023-08-29 17:12:32,561 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 17:12:33,187 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 17:12:33,188 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 17:12:33,189 WARN L667 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 17:12:33,189 WARN L667 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 17:12:33,189 WARN L667 CHandler]: The function __builtin_constant_p is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 17:12:33,189 WARN L667 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 17:12:33,189 WARN L667 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 17:12:33,194 INFO L208 MainTranslator]: Completed translation [2023-08-29 17:12:33,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:12:33 WrapperNode [2023-08-29 17:12:33,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 17:12:33,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 17:12:33,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 17:12:33,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 17:12:33,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:12:33" (1/1) ... [2023-08-29 17:12:33,321 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:12:33" (1/1) ... [2023-08-29 17:12:33,396 INFO L138 Inliner]: procedures = 1394, calls = 1531, calls flagged for inlining = 392, calls inlined = 47, statements flattened = 880 [2023-08-29 17:12:33,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 17:12:33,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 17:12:33,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 17:12:33,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 17:12:33,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:12:33" (1/1) ... [2023-08-29 17:12:33,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:12:33" (1/1) ... [2023-08-29 17:12:33,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:12:33" (1/1) ... [2023-08-29 17:12:33,419 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:12:33" (1/1) ... [2023-08-29 17:12:33,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:12:33" (1/1) ... [2023-08-29 17:12:33,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:12:33" (1/1) ... [2023-08-29 17:12:33,484 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:12:33" (1/1) ... [2023-08-29 17:12:33,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:12:33" (1/1) ... [2023-08-29 17:12:33,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 17:12:33,513 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 17:12:33,514 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 17:12:33,514 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 17:12:33,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:12:33" (1/1) ... [2023-08-29 17:12:33,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 17:12:33,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 17:12:33,545 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) [2023-08-29 17:12:33,571 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 [2023-08-29 17:12:33,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 17:12:33,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 17:12:33,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 17:12:33,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-29 17:12:33,586 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_current [2023-08-29 17:12:33,586 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_current [2023-08-29 17:12:33,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 17:12:33,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 17:12:33,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-08-29 17:12:33,586 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_get [2023-08-29 17:12:33,587 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_get [2023-08-29 17:12:33,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 17:12:33,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-29 17:12:33,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 17:12:33,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 17:12:33,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-29 17:12:33,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 17:12:33,590 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 17:12:34,104 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 17:12:34,106 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 17:12:34,858 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 17:12:34,873 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 17:12:34,873 INFO L302 CfgBuilder]: Removed 21 assume(true) statements. [2023-08-29 17:12:34,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 05:12:34 BoogieIcfgContainer [2023-08-29 17:12:34,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 17:12:34,879 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 17:12:34,879 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 17:12:34,881 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 17:12:34,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 05:12:28" (1/3) ... [2023-08-29 17:12:34,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39842351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 05:12:34, skipping insertion in model container [2023-08-29 17:12:34,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:12:33" (2/3) ... [2023-08-29 17:12:34,883 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39842351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 05:12:34, skipping insertion in model container [2023-08-29 17:12:34,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 05:12:34" (3/3) ... [2023-08-29 17:12:34,885 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2023-08-29 17:12:34,891 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 17:12:34,899 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 17:12:34,899 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 77 error locations. [2023-08-29 17:12:34,900 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 17:12:35,001 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 17:12:35,041 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 974 places, 1009 transitions, 2034 flow [2023-08-29 17:12:35,373 INFO L130 PetriNetUnfolder]: 42/1007 cut-off events. [2023-08-29 17:12:35,373 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 17:12:35,381 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1016 conditions, 1007 events. 42/1007 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 1213 event pairs, 0 based on Foata normal form. 0/888 useless extension candidates. Maximal degree in co-relation 940. Up to 9 conditions per place. [2023-08-29 17:12:35,381 INFO L82 GeneralOperation]: Start removeDead. Operand has 974 places, 1009 transitions, 2034 flow [2023-08-29 17:12:35,391 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 964 places, 999 transitions, 2007 flow [2023-08-29 17:12:35,394 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-29 17:12:35,402 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 964 places, 999 transitions, 2007 flow [2023-08-29 17:12:35,404 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 964 places, 999 transitions, 2007 flow [2023-08-29 17:12:35,405 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 964 places, 999 transitions, 2007 flow [2023-08-29 17:12:35,627 INFO L130 PetriNetUnfolder]: 42/999 cut-off events. [2023-08-29 17:12:35,628 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2023-08-29 17:12:35,630 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1007 conditions, 999 events. 42/999 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 1146 event pairs, 0 based on Foata normal form. 0/880 useless extension candidates. Maximal degree in co-relation 940. Up to 9 conditions per place. [2023-08-29 17:12:35,635 INFO L119 LiptonReduction]: Number of co-enabled transitions 7212 [2023-08-29 17:13:52,078 WARN L222 SmtUtils]: Spent 7.49s on a formula simplification that was a NOOP. DAG size: 478 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 17:13:59,047 WARN L222 SmtUtils]: Spent 6.96s on a formula simplification that was a NOOP. DAG size: 458 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 17:16:29,820 WARN L222 SmtUtils]: Spent 2.10m on a formula simplification. DAG size of input: 644 DAG size of output: 642 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 17:17:41,834 WARN L222 SmtUtils]: Spent 1.20m on a formula simplification that was a NOOP. DAG size: 585 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 17:19:55,261 WARN L222 SmtUtils]: Spent 2.22m on a formula simplification. DAG size of input: 647 DAG size of output: 645 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 17:20:18,700 WARN L222 SmtUtils]: Spent 23.42s on a formula simplification that was a NOOP. DAG size: 588 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 17:20:24,347 WARN L222 SmtUtils]: Spent 5.56s on a formula simplification. DAG size of input: 290 DAG size of output: 283 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 17:20:34,828 WARN L222 SmtUtils]: Spent 7.88s on a formula simplification. DAG size of input: 315 DAG size of output: 308 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 17:20:38,562 INFO L134 LiptonReduction]: Checked pairs total: 20801 [2023-08-29 17:20:38,563 INFO L136 LiptonReduction]: Total number of compositions: 1234 [2023-08-29 17:20:38,583 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-29 17:20:38,587 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;@2ea7cab5, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-29 17:20:38,587 INFO L358 AbstractCegarLoop]: Starting to check reachability of 85 error locations. [2023-08-29 17:20:38,589 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-29 17:20:38,589 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 17:20:38,590 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:20:38,590 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-29 17:20:38,591 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_pc8736x_gpio_currentErr1ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2023-08-29 17:20:38,595 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:20:38,596 INFO L85 PathProgramCache]: Analyzing trace with hash 3506, now seen corresponding path program 1 times [2023-08-29 17:20:38,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:20:38,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57091388] [2023-08-29 17:20:38,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:20:38,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:20:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:20:38,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:20:38,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:20:38,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57091388] [2023-08-29 17:20:38,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57091388] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:20:38,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:20:38,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-29 17:20:38,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372675218] [2023-08-29 17:20:38,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:20:38,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-29 17:20:38,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:20:38,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-29 17:20:38,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-29 17:20:38,849 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 979 out of 2243 [2023-08-29 17:20:38,855 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 140 transitions, 289 flow. Second operand has 2 states, 2 states have (on average 979.5) internal successors, (1959), 2 states have internal predecessors, (1959), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:38,856 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:20:38,856 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 979 of 2243 [2023-08-29 17:20:38,857 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:20:39,195 INFO L130 PetriNetUnfolder]: 134/368 cut-off events. [2023-08-29 17:20:39,195 INFO L131 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2023-08-29 17:20:39,196 INFO L83 FinitePrefix]: Finished finitePrefix Result has 651 conditions, 368 events. 134/368 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1617 event pairs, 123 based on Foata normal form. 0/339 useless extension candidates. Maximal degree in co-relation 497. Up to 259 conditions per place. [2023-08-29 17:20:39,199 INFO L137 encePairwiseOnDemand]: 2166/2243 looper letters, 42 selfloop transitions, 0 changer transitions 0/63 dead transitions. [2023-08-29 17:20:39,199 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 63 transitions, 219 flow [2023-08-29 17:20:39,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-29 17:20:39,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-29 17:20:39,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 2077 transitions. [2023-08-29 17:20:39,217 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46299598751671867 [2023-08-29 17:20:39,218 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 2077 transitions. [2023-08-29 17:20:39,218 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 2077 transitions. [2023-08-29 17:20:39,221 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:20:39,223 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 2077 transitions. [2023-08-29 17:20:39,230 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 1038.5) internal successors, (2077), 2 states have internal predecessors, (2077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:39,239 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 2243.0) internal successors, (6729), 3 states have internal predecessors, (6729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:39,242 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 2243.0) internal successors, (6729), 3 states have internal predecessors, (6729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:39,244 INFO L175 Difference]: Start difference. First operand has 127 places, 140 transitions, 289 flow. Second operand 2 states and 2077 transitions. [2023-08-29 17:20:39,245 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 63 transitions, 219 flow [2023-08-29 17:20:39,247 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 63 transitions, 214 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-08-29 17:20:39,249 INFO L231 Difference]: Finished difference. Result has 57 places, 63 transitions, 130 flow [2023-08-29 17:20:39,250 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=2243, PETRI_DIFFERENCE_MINUEND_FLOW=130, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=63, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=130, PETRI_PLACES=57, PETRI_TRANSITIONS=63} [2023-08-29 17:20:39,253 INFO L281 CegarLoopForPetriNet]: 127 programPoint places, -70 predicate places. [2023-08-29 17:20:39,253 INFO L495 AbstractCegarLoop]: Abstraction has has 57 places, 63 transitions, 130 flow [2023-08-29 17:20:39,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 979.5) internal successors, (1959), 2 states have internal predecessors, (1959), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:39,255 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:20:39,255 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-29 17:20:39,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-29 17:20:39,255 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr68ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_pc8736x_gpio_currentErr1ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2023-08-29 17:20:39,256 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:20:39,256 INFO L85 PathProgramCache]: Analyzing trace with hash 3538177, now seen corresponding path program 1 times [2023-08-29 17:20:39,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:20:39,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999874871] [2023-08-29 17:20:39,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:20:39,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:20:39,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:20:39,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:20:39,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:20:39,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999874871] [2023-08-29 17:20:39,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999874871] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:20:39,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:20:39,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 17:20:39,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118309909] [2023-08-29 17:20:39,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:20:39,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 17:20:39,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:20:39,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 17:20:39,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 17:20:39,671 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 960 out of 2243 [2023-08-29 17:20:39,674 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 63 transitions, 130 flow. Second operand has 3 states, 3 states have (on average 961.0) internal successors, (2883), 3 states have internal predecessors, (2883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:39,674 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:20:39,674 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 960 of 2243 [2023-08-29 17:20:39,674 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:20:40,036 INFO L130 PetriNetUnfolder]: 134/366 cut-off events. [2023-08-29 17:20:40,037 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 17:20:40,038 INFO L83 FinitePrefix]: Finished finitePrefix Result has 640 conditions, 366 events. 134/366 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1608 event pairs, 123 based on Foata normal form. 0/337 useless extension candidates. Maximal degree in co-relation 637. Up to 256 conditions per place. [2023-08-29 17:20:40,039 INFO L137 encePairwiseOnDemand]: 2238/2243 looper letters, 39 selfloop transitions, 3 changer transitions 0/61 dead transitions. [2023-08-29 17:20:40,039 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 61 transitions, 210 flow [2023-08-29 17:20:40,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 17:20:40,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 17:20:40,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2924 transitions. [2023-08-29 17:20:40,046 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43453707831772925 [2023-08-29 17:20:40,046 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2924 transitions. [2023-08-29 17:20:40,047 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2924 transitions. [2023-08-29 17:20:40,048 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:20:40,048 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2924 transitions. [2023-08-29 17:20:40,054 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 974.6666666666666) internal successors, (2924), 3 states have internal predecessors, (2924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:40,064 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 2243.0) internal successors, (8972), 4 states have internal predecessors, (8972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:40,069 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 2243.0) internal successors, (8972), 4 states have internal predecessors, (8972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:40,069 INFO L175 Difference]: Start difference. First operand has 57 places, 63 transitions, 130 flow. Second operand 3 states and 2924 transitions. [2023-08-29 17:20:40,069 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 61 transitions, 210 flow [2023-08-29 17:20:40,070 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 61 transitions, 210 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 17:20:40,071 INFO L231 Difference]: Finished difference. Result has 57 places, 61 transitions, 132 flow [2023-08-29 17:20:40,071 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=2243, PETRI_DIFFERENCE_MINUEND_FLOW=126, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=58, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=132, PETRI_PLACES=57, PETRI_TRANSITIONS=61} [2023-08-29 17:20:40,072 INFO L281 CegarLoopForPetriNet]: 127 programPoint places, -70 predicate places. [2023-08-29 17:20:40,072 INFO L495 AbstractCegarLoop]: Abstraction has has 57 places, 61 transitions, 132 flow [2023-08-29 17:20:40,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 961.0) internal successors, (2883), 3 states have internal predecessors, (2883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:40,074 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:20:40,074 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-29 17:20:40,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-29 17:20:40,075 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_pc8736x_gpio_getErr0ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_pc8736x_gpio_currentErr1ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2023-08-29 17:20:40,075 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:20:40,075 INFO L85 PathProgramCache]: Analyzing trace with hash -894156093, now seen corresponding path program 1 times [2023-08-29 17:20:40,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:20:40,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880769044] [2023-08-29 17:20:40,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:20:40,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:20:40,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:20:40,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:20:40,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:20:40,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880769044] [2023-08-29 17:20:40,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880769044] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:20:40,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:20:40,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 17:20:40,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988768272] [2023-08-29 17:20:40,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:20:40,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 17:20:40,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:20:40,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 17:20:40,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 17:20:40,352 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 975 out of 2243 [2023-08-29 17:20:40,356 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 61 transitions, 132 flow. Second operand has 3 states, 3 states have (on average 976.3333333333334) internal successors, (2929), 3 states have internal predecessors, (2929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:40,356 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:20:40,356 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 975 of 2243 [2023-08-29 17:20:40,356 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:20:40,614 INFO L130 PetriNetUnfolder]: 132/363 cut-off events. [2023-08-29 17:20:40,614 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 17:20:40,615 INFO L83 FinitePrefix]: Finished finitePrefix Result has 637 conditions, 363 events. 132/363 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1582 event pairs, 123 based on Foata normal form. 0/337 useless extension candidates. Maximal degree in co-relation 633. Up to 255 conditions per place. [2023-08-29 17:20:40,616 INFO L137 encePairwiseOnDemand]: 2240/2243 looper letters, 38 selfloop transitions, 1 changer transitions 0/58 dead transitions. [2023-08-29 17:20:40,616 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 58 transitions, 202 flow [2023-08-29 17:20:40,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 17:20:40,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 17:20:40,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2966 transitions. [2023-08-29 17:20:40,623 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4407787189775598 [2023-08-29 17:20:40,623 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2966 transitions. [2023-08-29 17:20:40,624 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2966 transitions. [2023-08-29 17:20:40,625 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:20:40,625 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2966 transitions. [2023-08-29 17:20:40,630 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 988.6666666666666) internal successors, (2966), 3 states have internal predecessors, (2966), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:40,641 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 2243.0) internal successors, (8972), 4 states have internal predecessors, (8972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:40,643 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 2243.0) internal successors, (8972), 4 states have internal predecessors, (8972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:40,643 INFO L175 Difference]: Start difference. First operand has 57 places, 61 transitions, 132 flow. Second operand 3 states and 2966 transitions. [2023-08-29 17:20:40,643 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 58 transitions, 202 flow [2023-08-29 17:20:40,644 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 58 transitions, 200 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 17:20:40,645 INFO L231 Difference]: Finished difference. Result has 57 places, 58 transitions, 124 flow [2023-08-29 17:20:40,645 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=2243, PETRI_DIFFERENCE_MINUEND_FLOW=122, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=124, PETRI_PLACES=57, PETRI_TRANSITIONS=58} [2023-08-29 17:20:40,646 INFO L281 CegarLoopForPetriNet]: 127 programPoint places, -70 predicate places. [2023-08-29 17:20:40,646 INFO L495 AbstractCegarLoop]: Abstraction has has 57 places, 58 transitions, 124 flow [2023-08-29 17:20:40,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 976.3333333333334) internal successors, (2929), 3 states have internal predecessors, (2929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:40,648 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:20:40,648 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2023-08-29 17:20:40,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-29 17:20:40,648 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_pc8736x_gpio_getErr0ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_pc8736x_gpio_currentErr1ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2023-08-29 17:20:40,649 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:20:40,649 INFO L85 PathProgramCache]: Analyzing trace with hash -1905204666, now seen corresponding path program 1 times [2023-08-29 17:20:40,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:20:40,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083582034] [2023-08-29 17:20:40,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:20:40,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:20:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:20:40,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:20:40,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:20:40,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083582034] [2023-08-29 17:20:40,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083582034] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:20:40,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:20:40,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 17:20:40,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339536328] [2023-08-29 17:20:40,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:20:40,782 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 17:20:40,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:20:40,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 17:20:40,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 17:20:40,796 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 969 out of 2243 [2023-08-29 17:20:40,799 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 58 transitions, 124 flow. Second operand has 3 states, 3 states have (on average 971.0) internal successors, (2913), 3 states have internal predecessors, (2913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:40,799 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:20:40,799 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 969 of 2243 [2023-08-29 17:20:40,800 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:20:41,273 INFO L130 PetriNetUnfolder]: 132/355 cut-off events. [2023-08-29 17:20:41,273 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 17:20:41,274 INFO L83 FinitePrefix]: Finished finitePrefix Result has 630 conditions, 355 events. 132/355 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1507 event pairs, 123 based on Foata normal form. 0/328 useless extension candidates. Maximal degree in co-relation 626. Up to 255 conditions per place. [2023-08-29 17:20:41,275 INFO L137 encePairwiseOnDemand]: 2240/2243 looper letters, 38 selfloop transitions, 1 changer transitions 0/56 dead transitions. [2023-08-29 17:20:41,275 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 56 transitions, 198 flow [2023-08-29 17:20:41,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 17:20:41,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 17:20:41,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2948 transitions. [2023-08-29 17:20:41,283 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4381037301233467 [2023-08-29 17:20:41,283 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2948 transitions. [2023-08-29 17:20:41,283 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2948 transitions. [2023-08-29 17:20:41,284 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:20:41,284 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2948 transitions. [2023-08-29 17:20:41,289 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 982.6666666666666) internal successors, (2948), 3 states have internal predecessors, (2948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:41,298 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 2243.0) internal successors, (8972), 4 states have internal predecessors, (8972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:41,299 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 2243.0) internal successors, (8972), 4 states have internal predecessors, (8972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:41,300 INFO L175 Difference]: Start difference. First operand has 57 places, 58 transitions, 124 flow. Second operand 3 states and 2948 transitions. [2023-08-29 17:20:41,300 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 56 transitions, 198 flow [2023-08-29 17:20:41,300 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 56 transitions, 197 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 17:20:41,301 INFO L231 Difference]: Finished difference. Result has 56 places, 56 transitions, 121 flow [2023-08-29 17:20:41,302 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=2243, PETRI_DIFFERENCE_MINUEND_FLOW=119, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=121, PETRI_PLACES=56, PETRI_TRANSITIONS=56} [2023-08-29 17:20:41,302 INFO L281 CegarLoopForPetriNet]: 127 programPoint places, -71 predicate places. [2023-08-29 17:20:41,302 INFO L495 AbstractCegarLoop]: Abstraction has has 56 places, 56 transitions, 121 flow [2023-08-29 17:20:41,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 971.0) internal successors, (2913), 3 states have internal predecessors, (2913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:41,304 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:20:41,304 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:20:41,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-29 17:20:41,304 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_pc8736x_gpio_currentErr1ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_pc8736x_gpio_currentErr1ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2023-08-29 17:20:41,305 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:20:41,305 INFO L85 PathProgramCache]: Analyzing trace with hash -2139902418, now seen corresponding path program 1 times [2023-08-29 17:20:41,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:20:41,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218072915] [2023-08-29 17:20:41,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:20:41,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:20:41,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:20:41,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:20:41,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:20:41,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218072915] [2023-08-29 17:20:41,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218072915] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:20:41,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:20:41,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 17:20:41,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070077088] [2023-08-29 17:20:41,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:20:41,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 17:20:41,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:20:41,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 17:20:41,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 17:20:41,879 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 958 out of 2243 [2023-08-29 17:20:41,881 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 56 transitions, 121 flow. Second operand has 3 states, 3 states have (on average 961.3333333333334) internal successors, (2884), 3 states have internal predecessors, (2884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:41,881 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:20:41,881 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 958 of 2243 [2023-08-29 17:20:41,882 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:20:42,913 INFO L130 PetriNetUnfolder]: 132/315 cut-off events. [2023-08-29 17:20:42,913 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2023-08-29 17:20:42,914 INFO L83 FinitePrefix]: Finished finitePrefix Result has 591 conditions, 315 events. 132/315 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1262 event pairs, 51 based on Foata normal form. 0/294 useless extension candidates. Maximal degree in co-relation 587. Up to 128 conditions per place. [2023-08-29 17:20:42,915 INFO L137 encePairwiseOnDemand]: 2240/2243 looper letters, 46 selfloop transitions, 1 changer transitions 0/62 dead transitions. [2023-08-29 17:20:42,915 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 62 transitions, 228 flow [2023-08-29 17:20:42,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 17:20:42,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 17:20:42,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2923 transitions. [2023-08-29 17:20:42,922 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4343884678258285 [2023-08-29 17:20:42,922 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2923 transitions. [2023-08-29 17:20:42,922 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2923 transitions. [2023-08-29 17:20:42,924 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:20:42,924 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2923 transitions. [2023-08-29 17:20:42,928 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 974.3333333333334) internal successors, (2923), 3 states have internal predecessors, (2923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:42,936 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 2243.0) internal successors, (8972), 4 states have internal predecessors, (8972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:42,937 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 2243.0) internal successors, (8972), 4 states have internal predecessors, (8972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:42,937 INFO L175 Difference]: Start difference. First operand has 56 places, 56 transitions, 121 flow. Second operand 3 states and 2923 transitions. [2023-08-29 17:20:42,938 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 62 transitions, 228 flow [2023-08-29 17:20:42,938 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 62 transitions, 227 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 17:20:42,939 INFO L231 Difference]: Finished difference. Result has 55 places, 54 transitions, 118 flow [2023-08-29 17:20:42,939 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=2243, PETRI_DIFFERENCE_MINUEND_FLOW=116, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=118, PETRI_PLACES=55, PETRI_TRANSITIONS=54} [2023-08-29 17:20:42,940 INFO L281 CegarLoopForPetriNet]: 127 programPoint places, -72 predicate places. [2023-08-29 17:20:42,940 INFO L495 AbstractCegarLoop]: Abstraction has has 55 places, 54 transitions, 118 flow [2023-08-29 17:20:42,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 961.3333333333334) internal successors, (2884), 3 states have internal predecessors, (2884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:42,941 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:20:42,941 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:20:42,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-29 17:20:42,942 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr69ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_pc8736x_gpio_currentErr1ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2023-08-29 17:20:42,942 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:20:42,942 INFO L85 PathProgramCache]: Analyzing trace with hash -1481081142, now seen corresponding path program 1 times [2023-08-29 17:20:42,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:20:42,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850091186] [2023-08-29 17:20:42,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:20:42,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:20:43,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:20:43,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:20:43,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:20:43,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850091186] [2023-08-29 17:20:43,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850091186] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:20:43,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:20:43,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 17:20:43,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790294681] [2023-08-29 17:20:43,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:20:43,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 17:20:43,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:20:43,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 17:20:43,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 17:20:44,248 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 959 out of 2243 [2023-08-29 17:20:44,252 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 54 transitions, 118 flow. Second operand has 6 states, 6 states have (on average 960.8333333333334) internal successors, (5765), 6 states have internal predecessors, (5765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:44,252 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:20:44,252 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 959 of 2243 [2023-08-29 17:20:44,252 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:20:44,857 INFO L130 PetriNetUnfolder]: 416/762 cut-off events. [2023-08-29 17:20:44,857 INFO L131 PetriNetUnfolder]: For 33/33 co-relation queries the response was YES. [2023-08-29 17:20:44,858 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1528 conditions, 762 events. 416/762 cut-off events. For 33/33 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 3417 event pairs, 40 based on Foata normal form. 0/736 useless extension candidates. Maximal degree in co-relation 1524. Up to 252 conditions per place. [2023-08-29 17:20:44,860 INFO L137 encePairwiseOnDemand]: 2238/2243 looper letters, 83 selfloop transitions, 4 changer transitions 0/97 dead transitions. [2023-08-29 17:20:44,861 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 97 transitions, 386 flow [2023-08-29 17:20:44,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 17:20:44,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 17:20:44,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 5842 transitions. [2023-08-29 17:20:44,873 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43409124684202705 [2023-08-29 17:20:44,874 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 5842 transitions. [2023-08-29 17:20:44,874 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 5842 transitions. [2023-08-29 17:20:44,877 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:20:44,877 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 5842 transitions. [2023-08-29 17:20:44,885 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 973.6666666666666) internal successors, (5842), 6 states have internal predecessors, (5842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:44,900 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 2243.0) internal successors, (15701), 7 states have internal predecessors, (15701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:44,903 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 2243.0) internal successors, (15701), 7 states have internal predecessors, (15701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:44,903 INFO L175 Difference]: Start difference. First operand has 55 places, 54 transitions, 118 flow. Second operand 6 states and 5842 transitions. [2023-08-29 17:20:44,903 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 97 transitions, 386 flow [2023-08-29 17:20:44,905 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 97 transitions, 381 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 17:20:44,907 INFO L231 Difference]: Finished difference. Result has 58 places, 53 transitions, 123 flow [2023-08-29 17:20:44,907 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=2243, PETRI_DIFFERENCE_MINUEND_FLOW=115, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=123, PETRI_PLACES=58, PETRI_TRANSITIONS=53} [2023-08-29 17:20:44,910 INFO L281 CegarLoopForPetriNet]: 127 programPoint places, -69 predicate places. [2023-08-29 17:20:44,910 INFO L495 AbstractCegarLoop]: Abstraction has has 58 places, 53 transitions, 123 flow [2023-08-29 17:20:44,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 960.8333333333334) internal successors, (5765), 6 states have internal predecessors, (5765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:44,912 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:20:44,912 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:20:44,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-29 17:20:44,912 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting whoop_wrapper_pc8736x_gpio_getErr2ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_pc8736x_gpio_currentErr1ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2023-08-29 17:20:44,913 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:20:44,913 INFO L85 PathProgramCache]: Analyzing trace with hash 276550470, now seen corresponding path program 1 times [2023-08-29 17:20:44,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:20:44,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365625236] [2023-08-29 17:20:44,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:20:44,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:20:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:20:45,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:20:45,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:20:45,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365625236] [2023-08-29 17:20:45,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365625236] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:20:45,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:20:45,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 17:20:45,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577314074] [2023-08-29 17:20:45,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:20:45,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 17:20:45,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:20:45,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 17:20:45,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 17:20:46,171 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 958 out of 2243 [2023-08-29 17:20:46,175 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 53 transitions, 123 flow. Second operand has 6 states, 6 states have (on average 960.0) internal successors, (5760), 6 states have internal predecessors, (5760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:46,175 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:20:46,175 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 958 of 2243 [2023-08-29 17:20:46,175 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:20:46,756 INFO L130 PetriNetUnfolder]: 216/450 cut-off events. [2023-08-29 17:20:46,756 INFO L131 PetriNetUnfolder]: For 68/68 co-relation queries the response was YES. [2023-08-29 17:20:46,758 INFO L83 FinitePrefix]: Finished finitePrefix Result has 983 conditions, 450 events. 216/450 cut-off events. For 68/68 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1609 event pairs, 69 based on Foata normal form. 0/434 useless extension candidates. Maximal degree in co-relation 979. Up to 156 conditions per place. [2023-08-29 17:20:46,762 INFO L137 encePairwiseOnDemand]: 2238/2243 looper letters, 75 selfloop transitions, 4 changer transitions 0/88 dead transitions. [2023-08-29 17:20:46,762 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 88 transitions, 371 flow [2023-08-29 17:20:46,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 17:20:46,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 17:20:46,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 5828 transitions. [2023-08-29 17:20:46,793 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43305097339872195 [2023-08-29 17:20:46,793 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 5828 transitions. [2023-08-29 17:20:46,793 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 5828 transitions. [2023-08-29 17:20:46,796 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:20:46,796 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 5828 transitions. [2023-08-29 17:20:46,804 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 971.3333333333334) internal successors, (5828), 6 states have internal predecessors, (5828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:46,817 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 2243.0) internal successors, (15701), 7 states have internal predecessors, (15701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:46,819 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 2243.0) internal successors, (15701), 7 states have internal predecessors, (15701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:46,819 INFO L175 Difference]: Start difference. First operand has 58 places, 53 transitions, 123 flow. Second operand 6 states and 5828 transitions. [2023-08-29 17:20:46,819 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 88 transitions, 371 flow [2023-08-29 17:20:46,821 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 88 transitions, 356 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-29 17:20:46,822 INFO L231 Difference]: Finished difference. Result has 58 places, 52 transitions, 122 flow [2023-08-29 17:20:46,822 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=2243, PETRI_DIFFERENCE_MINUEND_FLOW=114, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=122, PETRI_PLACES=58, PETRI_TRANSITIONS=52} [2023-08-29 17:20:46,823 INFO L281 CegarLoopForPetriNet]: 127 programPoint places, -69 predicate places. [2023-08-29 17:20:46,823 INFO L495 AbstractCegarLoop]: Abstraction has has 58 places, 52 transitions, 122 flow [2023-08-29 17:20:46,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 960.0) internal successors, (5760), 6 states have internal predecessors, (5760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:46,825 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:20:46,825 INFO L208 CegarLoopForPetriNet]: 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] [2023-08-29 17:20:46,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-29 17:20:46,825 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr70ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_pc8736x_gpio_currentErr1ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2023-08-29 17:20:46,825 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:20:46,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1658638413, now seen corresponding path program 1 times [2023-08-29 17:20:46,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:20:46,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044742657] [2023-08-29 17:20:46,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:20:46,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:20:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:20:47,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:20:47,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:20:47,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044742657] [2023-08-29 17:20:47,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044742657] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:20:47,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:20:47,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 17:20:47,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379482385] [2023-08-29 17:20:47,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:20:47,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 17:20:47,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:20:47,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 17:20:47,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 17:20:48,099 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 959 out of 2243 [2023-08-29 17:20:48,102 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 52 transitions, 122 flow. Second operand has 6 states, 6 states have (on average 962.0) internal successors, (5772), 6 states have internal predecessors, (5772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:48,103 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:20:48,103 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 959 of 2243 [2023-08-29 17:20:48,103 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:20:49,637 INFO L130 PetriNetUnfolder]: 156/343 cut-off events. [2023-08-29 17:20:49,637 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 17:20:49,638 INFO L83 FinitePrefix]: Finished finitePrefix Result has 716 conditions, 343 events. 156/343 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1214 event pairs, 117 based on Foata normal form. 0/326 useless extension candidates. Maximal degree in co-relation 712. Up to 243 conditions per place. [2023-08-29 17:20:49,638 INFO L137 encePairwiseOnDemand]: 2238/2243 looper letters, 0 selfloop transitions, 0 changer transitions 75/75 dead transitions. [2023-08-29 17:20:49,638 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 75 transitions, 306 flow [2023-08-29 17:20:49,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 17:20:49,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 17:20:49,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 5822 transitions. [2023-08-29 17:20:49,653 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43260514192301974 [2023-08-29 17:20:49,653 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 5822 transitions. [2023-08-29 17:20:49,653 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 5822 transitions. [2023-08-29 17:20:49,656 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:20:49,657 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 5822 transitions. [2023-08-29 17:20:49,667 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 970.3333333333334) internal successors, (5822), 6 states have internal predecessors, (5822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:49,677 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 2243.0) internal successors, (15701), 7 states have internal predecessors, (15701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:49,678 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 2243.0) internal successors, (15701), 7 states have internal predecessors, (15701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:49,679 INFO L175 Difference]: Start difference. First operand has 58 places, 52 transitions, 122 flow. Second operand 6 states and 5822 transitions. [2023-08-29 17:20:49,679 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 75 transitions, 306 flow [2023-08-29 17:20:49,681 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 75 transitions, 299 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-29 17:20:49,681 INFO L231 Difference]: Finished difference. Result has 58 places, 0 transitions, 0 flow [2023-08-29 17:20:49,681 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=2243, PETRI_DIFFERENCE_MINUEND_FLOW=113, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=58, PETRI_TRANSITIONS=0} [2023-08-29 17:20:49,684 INFO L281 CegarLoopForPetriNet]: 127 programPoint places, -69 predicate places. [2023-08-29 17:20:49,684 INFO L495 AbstractCegarLoop]: Abstraction has has 58 places, 0 transitions, 0 flow [2023-08-29 17:20:49,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 962.0) internal successors, (5772), 6 states have internal predecessors, (5772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 17:20:49,687 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONDATA_RACE (84 of 85 remaining) [2023-08-29 17:20:49,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_currentErr1ASSERT_VIOLATIONDATA_RACE (83 of 85 remaining) [2023-08-29 17:20:49,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_currentErr2ASSERT_VIOLATIONDATA_RACE (82 of 85 remaining) [2023-08-29 17:20:49,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (81 of 85 remaining) [2023-08-29 17:20:49,689 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (80 of 85 remaining) [2023-08-29 17:20:49,689 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (79 of 85 remaining) [2023-08-29 17:20:49,689 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (78 of 85 remaining) [2023-08-29 17:20:49,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (77 of 85 remaining) [2023-08-29 17:20:49,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (76 of 85 remaining) [2023-08-29 17:20:49,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (75 of 85 remaining) [2023-08-29 17:20:49,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (74 of 85 remaining) [2023-08-29 17:20:49,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (73 of 85 remaining) [2023-08-29 17:20:49,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (72 of 85 remaining) [2023-08-29 17:20:49,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (71 of 85 remaining) [2023-08-29 17:20:49,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (70 of 85 remaining) [2023-08-29 17:20:49,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (69 of 85 remaining) [2023-08-29 17:20:49,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (68 of 85 remaining) [2023-08-29 17:20:49,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (67 of 85 remaining) [2023-08-29 17:20:49,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (66 of 85 remaining) [2023-08-29 17:20:49,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (65 of 85 remaining) [2023-08-29 17:20:49,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (64 of 85 remaining) [2023-08-29 17:20:49,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (63 of 85 remaining) [2023-08-29 17:20:49,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (62 of 85 remaining) [2023-08-29 17:20:49,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (61 of 85 remaining) [2023-08-29 17:20:49,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (60 of 85 remaining) [2023-08-29 17:20:49,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (59 of 85 remaining) [2023-08-29 17:20:49,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (58 of 85 remaining) [2023-08-29 17:20:49,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (57 of 85 remaining) [2023-08-29 17:20:49,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (56 of 85 remaining) [2023-08-29 17:20:49,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (55 of 85 remaining) [2023-08-29 17:20:49,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (54 of 85 remaining) [2023-08-29 17:20:49,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr68ASSERT_VIOLATIONDATA_RACE (53 of 85 remaining) [2023-08-29 17:20:49,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (52 of 85 remaining) [2023-08-29 17:20:49,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (51 of 85 remaining) [2023-08-29 17:20:49,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr69ASSERT_VIOLATIONDATA_RACE (50 of 85 remaining) [2023-08-29 17:20:49,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE (49 of 85 remaining) [2023-08-29 17:20:49,697 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr70ASSERT_VIOLATIONDATA_RACE (48 of 85 remaining) [2023-08-29 17:20:49,697 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE (47 of 85 remaining) [2023-08-29 17:20:49,697 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONDATA_RACE (46 of 85 remaining) [2023-08-29 17:20:49,697 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE (45 of 85 remaining) [2023-08-29 17:20:49,697 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr67ASSERT_VIOLATIONDATA_RACE (44 of 85 remaining) [2023-08-29 17:20:49,697 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE (43 of 85 remaining) [2023-08-29 17:20:49,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE (42 of 85 remaining) [2023-08-29 17:20:49,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE (41 of 85 remaining) [2023-08-29 17:20:49,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONDATA_RACE (40 of 85 remaining) [2023-08-29 17:20:49,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONDATA_RACE (39 of 85 remaining) [2023-08-29 17:20:49,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (38 of 85 remaining) [2023-08-29 17:20:49,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONDATA_RACE (37 of 85 remaining) [2023-08-29 17:20:49,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONDATA_RACE (36 of 85 remaining) [2023-08-29 17:20:49,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONDATA_RACE (35 of 85 remaining) [2023-08-29 17:20:49,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONDATA_RACE (34 of 85 remaining) [2023-08-29 17:20:49,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONDATA_RACE (33 of 85 remaining) [2023-08-29 17:20:49,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr45ASSERT_VIOLATIONDATA_RACE (32 of 85 remaining) [2023-08-29 17:20:49,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr46ASSERT_VIOLATIONDATA_RACE (31 of 85 remaining) [2023-08-29 17:20:49,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr47ASSERT_VIOLATIONDATA_RACE (30 of 85 remaining) [2023-08-29 17:20:49,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr48ASSERT_VIOLATIONDATA_RACE (29 of 85 remaining) [2023-08-29 17:20:49,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr49ASSERT_VIOLATIONDATA_RACE (28 of 85 remaining) [2023-08-29 17:20:49,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr50ASSERT_VIOLATIONDATA_RACE (27 of 85 remaining) [2023-08-29 17:20:49,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr51ASSERT_VIOLATIONDATA_RACE (26 of 85 remaining) [2023-08-29 17:20:49,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr52ASSERT_VIOLATIONDATA_RACE (25 of 85 remaining) [2023-08-29 17:20:49,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr53ASSERT_VIOLATIONDATA_RACE (24 of 85 remaining) [2023-08-29 17:20:49,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr54ASSERT_VIOLATIONDATA_RACE (23 of 85 remaining) [2023-08-29 17:20:49,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr55ASSERT_VIOLATIONDATA_RACE (22 of 85 remaining) [2023-08-29 17:20:49,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr56ASSERT_VIOLATIONDATA_RACE (21 of 85 remaining) [2023-08-29 17:20:49,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr57ASSERT_VIOLATIONDATA_RACE (20 of 85 remaining) [2023-08-29 17:20:49,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr58ASSERT_VIOLATIONDATA_RACE (19 of 85 remaining) [2023-08-29 17:20:49,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr59ASSERT_VIOLATIONDATA_RACE (18 of 85 remaining) [2023-08-29 17:20:49,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr60ASSERT_VIOLATIONDATA_RACE (17 of 85 remaining) [2023-08-29 17:20:49,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr66ASSERT_VIOLATIONDATA_RACE (16 of 85 remaining) [2023-08-29 17:20:49,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr61ASSERT_VIOLATIONDATA_RACE (15 of 85 remaining) [2023-08-29 17:20:49,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr62ASSERT_VIOLATIONDATA_RACE (14 of 85 remaining) [2023-08-29 17:20:49,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr63ASSERT_VIOLATIONDATA_RACE (13 of 85 remaining) [2023-08-29 17:20:49,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr65ASSERT_VIOLATIONDATA_RACE (12 of 85 remaining) [2023-08-29 17:20:49,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr64ASSERT_VIOLATIONDATA_RACE (11 of 85 remaining) [2023-08-29 17:20:49,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 85 remaining) [2023-08-29 17:20:49,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 85 remaining) [2023-08-29 17:20:49,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_getErr0ASSERT_VIOLATIONDATA_RACE (8 of 85 remaining) [2023-08-29 17:20:49,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_getErr1ASSERT_VIOLATIONDATA_RACE (7 of 85 remaining) [2023-08-29 17:20:49,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_getErr2ASSERT_VIOLATIONDATA_RACE (6 of 85 remaining) [2023-08-29 17:20:49,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONDATA_RACE (5 of 85 remaining) [2023-08-29 17:20:49,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_currentErr1ASSERT_VIOLATIONDATA_RACE (4 of 85 remaining) [2023-08-29 17:20:49,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_currentErr2ASSERT_VIOLATIONDATA_RACE (3 of 85 remaining) [2023-08-29 17:20:49,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_getErr0ASSERT_VIOLATIONDATA_RACE (2 of 85 remaining) [2023-08-29 17:20:49,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_getErr1ASSERT_VIOLATIONDATA_RACE (1 of 85 remaining) [2023-08-29 17:20:49,705 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_getErr2ASSERT_VIOLATIONDATA_RACE (0 of 85 remaining) [2023-08-29 17:20:49,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-29 17:20:49,705 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:20:49,714 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-29 17:20:49,714 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-29 17:20:49,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 05:20:49 BasicIcfg [2023-08-29 17:20:49,717 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-29 17:20:49,718 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-29 17:20:49,718 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-29 17:20:49,718 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-29 17:20:49,718 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 05:12:34" (3/4) ... [2023-08-29 17:20:49,720 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-29 17:20:49,724 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure whoop_wrapper_pc8736x_gpio_current [2023-08-29 17:20:49,725 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure whoop_wrapper_pc8736x_gpio_get [2023-08-29 17:20:49,745 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 94 nodes and edges [2023-08-29 17:20:49,746 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2023-08-29 17:20:49,748 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-08-29 17:20:49,749 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-29 17:20:49,839 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-29 17:20:49,839 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-29 17:20:49,840 INFO L158 Benchmark]: Toolchain (without parser) took 501047.39ms. Allocated memory was 75.5MB in the beginning and 474.0MB in the end (delta: 398.5MB). Free memory was 42.2MB in the beginning and 166.5MB in the end (delta: -124.3MB). Peak memory consumption was 275.2MB. Max. memory is 16.1GB. [2023-08-29 17:20:49,840 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory was 36.6MB in the beginning and 36.6MB in the end (delta: 57.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 17:20:49,840 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4399.94ms. Allocated memory was 75.5MB in the beginning and 130.0MB in the end (delta: 54.5MB). Free memory was 42.0MB in the beginning and 35.0MB in the end (delta: 6.9MB). Peak memory consumption was 68.8MB. Max. memory is 16.1GB. [2023-08-29 17:20:49,841 INFO L158 Benchmark]: Boogie Procedure Inliner took 202.05ms. Allocated memory is still 130.0MB. Free memory was 35.0MB in the beginning and 43.7MB in the end (delta: -8.7MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-08-29 17:20:49,841 INFO L158 Benchmark]: Boogie Preprocessor took 113.35ms. Allocated memory is still 130.0MB. Free memory was 43.7MB in the beginning and 36.8MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 17:20:49,841 INFO L158 Benchmark]: RCFGBuilder took 1363.18ms. Allocated memory was 130.0MB in the beginning and 190.8MB in the end (delta: 60.8MB). Free memory was 36.8MB in the beginning and 128.4MB in the end (delta: -91.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-08-29 17:20:49,842 INFO L158 Benchmark]: TraceAbstraction took 494838.75ms. Allocated memory was 190.8MB in the beginning and 474.0MB in the end (delta: 283.1MB). Free memory was 127.3MB in the beginning and 179.1MB in the end (delta: -51.7MB). Peak memory consumption was 231.4MB. Max. memory is 16.1GB. [2023-08-29 17:20:49,842 INFO L158 Benchmark]: Witness Printer took 121.60ms. Allocated memory is still 474.0MB. Free memory was 179.1MB in the beginning and 166.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 17:20:49,844 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory was 36.6MB in the beginning and 36.6MB in the end (delta: 57.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4399.94ms. Allocated memory was 75.5MB in the beginning and 130.0MB in the end (delta: 54.5MB). Free memory was 42.0MB in the beginning and 35.0MB in the end (delta: 6.9MB). Peak memory consumption was 68.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 202.05ms. Allocated memory is still 130.0MB. Free memory was 35.0MB in the beginning and 43.7MB in the end (delta: -8.7MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.35ms. Allocated memory is still 130.0MB. Free memory was 43.7MB in the beginning and 36.8MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1363.18ms. Allocated memory was 130.0MB in the beginning and 190.8MB in the end (delta: 60.8MB). Free memory was 36.8MB in the beginning and 128.4MB in the end (delta: -91.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 494838.75ms. Allocated memory was 190.8MB in the beginning and 474.0MB in the end (delta: 283.1MB). Free memory was 127.3MB in the beginning and 179.1MB in the end (delta: -51.7MB). Peak memory consumption was 231.4MB. Max. memory is 16.1GB. * Witness Printer took 121.60ms. Allocated memory is still 474.0MB. Free memory was 179.1MB in the beginning and 166.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 483.2s, 964 PlacesBefore, 127 PlacesAfterwards, 999 TransitionsBefore, 140 TransitionsAfterwards, 7212 CoEnabledTransitionPairs, 11 FixpointIterations, 1079 TrivialSequentialCompositions, 75 ConcurrentSequentialCompositions, 50 TrivialYvCompositions, 8 ConcurrentYvCompositions, 22 ChoiceCompositions, 1234 TotalNumberOfCompositions, 20801 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 7508, independent: 6858, independent conditional: 0, independent unconditional: 6858, dependent: 650, dependent conditional: 0, dependent unconditional: 650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3754, independent: 3662, independent conditional: 0, independent unconditional: 3662, dependent: 92, dependent conditional: 0, dependent unconditional: 92, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7508, independent: 3196, independent conditional: 0, independent unconditional: 3196, dependent: 558, dependent conditional: 0, dependent unconditional: 558, unknown: 3754, unknown conditional: 0, unknown unconditional: 3754] , Statistics on independence cache: Total cache size (in pairs): 196, Positive cache size: 150, Positive conditional cache size: 0, Positive unconditional cache size: 150, Negative cache size: 46, Negative conditional cache size: 0, Negative unconditional cache size: 46, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 7022]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6863]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6864]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7042]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7043]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7044]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7045]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7046]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7047]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7048]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7049]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7050]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7051]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7052]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7053]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7054]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7055]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7056]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7057]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7058]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7059]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7060]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7061]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7062]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7063]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7064]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7065]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6589]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6910]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6911]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6913]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6970]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6790]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6784]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7070]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6785]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7071]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6793]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6794]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6924]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6968]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6784]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6924]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6785]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6925]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6925]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6797]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6784]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6785]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6779]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6780]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6784]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6785]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6784]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6785]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6784]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6785]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6938]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6940]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6589]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6946]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6947]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6947]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6948]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6951]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6951]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6957]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6966]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6958]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6902]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6902]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6963]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6901]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 7017]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6834]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6834]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 1059 locations, 85 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 494.7s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 483.5s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1254 SdHoareTripleChecker+Valid, 6.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 650 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 5.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 499 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2393 IncrementalHoareTripleChecker+Invalid, 2892 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 499 mSolverCounterUnsat, 18 mSDtfsCounter, 2393 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=289occurred in iteration=0, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 66 ConstructedInterpolants, 0 QuantifiedInterpolants, 358 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 77 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-29 17:20:49,905 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE