/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-2b.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 20:10:18,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 20:10:18,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 20:10:18,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 20:10:18,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 20:10:18,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 20:10:18,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 20:10:18,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 20:10:18,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 20:10:18,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 20:10:18,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 20:10:18,408 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 20:10:18,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 20:10:18,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 20:10:18,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 20:10:18,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 20:10:18,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 20:10:18,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 20:10:18,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 20:10:18,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 20:10:18,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 20:10:18,420 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 20:10:18,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 20:10:18,422 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 20:10:18,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-15 20:10:18,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-15 20:10:18,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-15 20:10:18,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-15 20:10:18,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-15 20:10:18,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-15 20:10:18,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-15 20:10:18,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-15 20:10:18,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-15 20:10:18,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-15 20:10:18,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-15 20:10:18,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-15 20:10:18,429 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-15 20:10:18,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-15 20:10:18,430 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 20:10:18,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 20:10:18,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 20:10:18,436 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2022-03-15 20:10:18,470 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 20:10:18,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 20:10:18,471 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 20:10:18,471 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 20:10:18,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 20:10:18,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 20:10:18,472 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 20:10:18,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 20:10:18,472 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 20:10:18,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 20:10:18,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 20:10:18,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 20:10:18,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 20:10:18,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 20:10:18,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 20:10:18,473 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 20:10:18,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 20:10:18,473 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 20:10:18,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 20:10:18,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 20:10:18,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 20:10:18,474 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 20:10:18,474 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 20:10:18,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 20:10:18,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 20:10:18,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-15 20:10:18,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 20:10:18,475 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 20:10:18,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 20:10:18,475 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2022-03-15 20:10:18,475 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2022-03-15 20:10:18,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 20:10:18,475 INFO L138 SettingsManager]: * Interpolant automaton=MCR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-15 20:10:18,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 20:10:18,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 20:10:18,713 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 20:10:18,714 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 20:10:18,715 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 20:10:18,715 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-2b.i [2022-03-15 20:10:18,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/475e70a52/775311c4c5ba422bb34b9f4be9179ec3/FLAGc135754cb [2022-03-15 20:10:19,171 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 20:10:19,172 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-2b.i [2022-03-15 20:10:19,188 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/475e70a52/775311c4c5ba422bb34b9f4be9179ec3/FLAGc135754cb [2022-03-15 20:10:19,555 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/475e70a52/775311c4c5ba422bb34b9f4be9179ec3 [2022-03-15 20:10:19,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 20:10:19,558 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 20:10:19,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 20:10:19,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 20:10:19,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 20:10:19,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 08:10:19" (1/1) ... [2022-03-15 20:10:19,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5358f8b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:19, skipping insertion in model container [2022-03-15 20:10:19,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 08:10:19" (1/1) ... [2022-03-15 20:10:19,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 20:10:19,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 20:10:19,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-2b.i[30358,30371] [2022-03-15 20:10:19,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 20:10:19,985 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 20:10:20,034 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-2b.i[30358,30371] [2022-03-15 20:10:20,048 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 20:10:20,071 INFO L208 MainTranslator]: Completed translation [2022-03-15 20:10:20,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20 WrapperNode [2022-03-15 20:10:20,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 20:10:20,072 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 20:10:20,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 20:10:20,073 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 20:10:20,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,136 INFO L137 Inliner]: procedures = 170, calls = 34, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 166 [2022-03-15 20:10:20,136 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 20:10:20,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 20:10:20,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 20:10:20,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 20:10:20,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,151 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 20:10:20,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 20:10:20,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 20:10:20,171 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 20:10:20,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 20:10:20,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:10:20,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-15 20:10:20,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-15 20:10:20,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 20:10:20,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 20:10:20,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 20:10:20,234 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2022-03-15 20:10:20,234 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2022-03-15 20:10:20,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 20:10:20,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 20:10:20,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 20:10:20,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 20:10:20,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 20:10:20,236 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2022-03-15 20:10:20,236 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2022-03-15 20:10:20,238 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 20:10:20,321 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 20:10:20,322 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 20:10:20,540 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 20:10:20,635 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 20:10:20,635 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-15 20:10:20,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 08:10:20 BoogieIcfgContainer [2022-03-15 20:10:20,637 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 20:10:20,638 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 20:10:20,639 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 20:10:20,653 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 20:10:20,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 08:10:19" (1/3) ... [2022-03-15 20:10:20,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@410602fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 08:10:20, skipping insertion in model container [2022-03-15 20:10:20,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (2/3) ... [2022-03-15 20:10:20,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@410602fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 08:10:20, skipping insertion in model container [2022-03-15 20:10:20,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 08:10:20" (3/3) ... [2022-03-15 20:10:20,656 INFO L111 eAbstractionObserver]: Analyzing ICFG read_write_lock-2b.i [2022-03-15 20:10:20,660 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 20:10:20,660 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-15 20:10:20,660 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-03-15 20:10:20,660 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 20:10:20,744 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,744 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,744 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,744 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,745 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,745 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,745 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,745 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,745 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,745 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,746 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,746 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,746 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,746 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,746 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,746 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,746 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,747 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,747 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,747 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,747 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,747 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,747 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,747 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,748 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,748 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,748 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,748 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,748 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,749 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,749 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,749 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,749 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,750 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,750 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,750 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,750 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,750 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,751 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,751 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,758 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,758 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,758 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,758 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,759 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,759 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,759 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,759 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,760 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,760 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,760 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,760 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,760 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,760 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,761 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,761 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,761 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,761 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,761 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,761 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,762 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,762 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,762 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,763 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,763 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,763 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,763 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,763 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,763 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,764 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,764 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,764 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,764 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,764 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,764 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,765 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,765 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,765 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,765 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,765 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,766 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,766 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,766 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,766 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,766 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,766 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,766 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,767 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,767 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,767 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,767 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,767 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,768 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,768 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,768 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,768 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,768 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,769 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,769 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,769 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,769 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,769 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,769 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,769 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,770 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,770 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,770 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,771 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,771 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,776 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,776 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,776 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,776 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,776 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,777 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,777 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,777 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,778 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,778 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,778 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,778 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,778 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,778 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,779 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,780 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,780 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,780 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,780 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,781 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,781 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,781 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,781 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,781 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,781 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,782 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,782 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,782 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,782 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,782 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,782 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,783 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,783 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,783 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,783 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,786 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,786 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,786 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,786 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,792 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,792 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,792 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,792 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,793 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,793 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,793 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,793 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,794 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,795 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,795 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,796 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,796 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,796 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,796 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,796 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,796 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,796 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,797 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,797 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,797 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,797 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,797 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,797 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,798 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,798 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,798 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,798 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,798 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,798 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,798 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,798 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,800 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,801 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,801 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,801 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,801 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,801 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,801 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,801 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,802 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,802 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,802 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,802 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,802 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,802 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,802 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,802 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,803 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,803 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,803 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,803 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,804 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,805 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,805 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,805 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,806 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,806 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,806 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,806 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,807 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,807 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,807 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,807 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,808 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,808 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,808 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,809 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,809 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,810 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,810 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,813 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,813 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,813 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,819 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,819 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,819 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,819 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,819 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,821 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,821 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,821 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,821 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,822 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,822 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,822 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,822 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,822 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,825 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,825 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,825 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,825 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,825 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,825 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,826 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,826 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,826 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,826 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,827 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,827 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,827 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,827 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,827 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,827 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,827 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,828 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,828 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,828 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,828 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,829 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,829 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,829 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,829 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,829 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,829 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,829 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,829 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,830 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,840 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,840 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,840 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,840 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3___VERIFIER_atomic_take_read_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,840 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,840 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,840 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,841 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,841 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,841 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:20,851 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-03-15 20:10:20,901 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 20:10:20,908 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=MCR, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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=true, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 20:10:20,909 INFO L340 AbstractCegarLoop]: Starting to check reachability of 50 error locations. [2022-03-15 20:10:20,920 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 20:10:20,927 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 221 places, 210 transitions, 452 flow [2022-03-15 20:10:20,930 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 221 places, 210 transitions, 452 flow [2022-03-15 20:10:20,932 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 221 places, 210 transitions, 452 flow [2022-03-15 20:10:21,015 INFO L129 PetriNetUnfolder]: 2/206 cut-off events. [2022-03-15 20:10:21,015 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-03-15 20:10:21,028 INFO L84 FinitePrefix]: Finished finitePrefix Result has 223 conditions, 206 events. 2/206 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 402 event pairs, 0 based on Foata normal form. 0/172 useless extension candidates. Maximal degree in co-relation 153. Up to 2 conditions per place. [2022-03-15 20:10:21,037 INFO L116 LiptonReduction]: Number of co-enabled transitions 16682 [2022-03-15 20:10:24,793 INFO L131 LiptonReduction]: Checked pairs total: 73118 [2022-03-15 20:10:24,793 INFO L133 LiptonReduction]: Total number of compositions: 134 [2022-03-15 20:10:24,802 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 116 places, 104 transitions, 240 flow [2022-03-15 20:10:38,024 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 439459 states, 431590 states have (on average 4.495076345605783) internal successors, (1940030), 439458 states have internal predecessors, (1940030), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:38,948 INFO L276 IsEmpty]: Start isEmpty. Operand has 439459 states, 431590 states have (on average 4.495076345605783) internal successors, (1940030), 439458 states have internal predecessors, (1940030), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:38,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-03-15 20:10:38,953 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:38,954 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2022-03-15 20:10:38,954 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting writerErr2ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, readerErr3ASSERT_VIOLATIONDATA_RACE (and 46 more)] === [2022-03-15 20:10:38,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:38,959 INFO L85 PathProgramCache]: Analyzing trace with hash 693654, now seen corresponding path program 1 times [2022-03-15 20:10:38,975 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:38,976 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552812165] [2022-03-15 20:10:38,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:38,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:39,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:39,171 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:39,172 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552812165] [2022-03-15 20:10:39,172 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552812165] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:39,172 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:39,172 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-03-15 20:10:39,173 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1293757524] [2022-03-15 20:10:39,174 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:39,175 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:39,183 INFO L252 McrAutomatonBuilder]: Finished intersection with 4 states and 3 transitions. [2022-03-15 20:10:39,183 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:39,186 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:39,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-15 20:10:39,187 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:39,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-15 20:10:39,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 20:10:39,905 INFO L87 Difference]: Start difference. First operand has 439459 states, 431590 states have (on average 4.495076345605783) internal successors, (1940030), 439458 states have internal predecessors, (1940030), 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) Second operand has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:44,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:44,475 INFO L93 Difference]: Finished difference Result 143571 states and 597046 transitions. [2022-03-15 20:10:44,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-15 20:10:44,477 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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) Word has length 3 [2022-03-15 20:10:44,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:46,265 INFO L225 Difference]: With dead ends: 143571 [2022-03-15 20:10:46,265 INFO L226 Difference]: Without dead ends: 143564 [2022-03-15 20:10:46,266 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 20:10:46,269 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:46,270 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 45 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:46,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143564 states. [2022-03-15 20:10:52,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143564 to 143564. [2022-03-15 20:10:52,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143564 states, 143124 states have (on average 4.171354909029932) internal successors, (597021), 143563 states have internal predecessors, (597021), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:53,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143564 states to 143564 states and 597021 transitions. [2022-03-15 20:10:53,986 INFO L78 Accepts]: Start accepts. Automaton has 143564 states and 597021 transitions. Word has length 3 [2022-03-15 20:10:53,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:53,987 INFO L470 AbstractCegarLoop]: Abstraction has 143564 states and 597021 transitions. [2022-03-15 20:10:53,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:53,987 INFO L276 IsEmpty]: Start isEmpty. Operand 143564 states and 597021 transitions. [2022-03-15 20:10:53,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-03-15 20:10:53,987 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:53,987 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-03-15 20:10:53,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 20:10:53,988 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting writerErr3ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, readerErr3ASSERT_VIOLATIONDATA_RACE (and 46 more)] === [2022-03-15 20:10:53,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:53,988 INFO L85 PathProgramCache]: Analyzing trace with hash -809619764, now seen corresponding path program 1 times [2022-03-15 20:10:53,991 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:53,992 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35727830] [2022-03-15 20:10:53,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:53,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:54,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:54,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:54,061 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:54,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35727830] [2022-03-15 20:10:54,062 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35727830] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:54,062 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:54,062 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:54,062 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [158365012] [2022-03-15 20:10:54,062 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:54,063 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:54,064 INFO L252 McrAutomatonBuilder]: Finished intersection with 7 states and 6 transitions. [2022-03-15 20:10:54,064 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:54,064 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:54,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:54,065 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:54,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:54,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:54,066 INFO L87 Difference]: Start difference. First operand 143564 states and 597021 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:56,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:56,717 INFO L93 Difference]: Finished difference Result 156532 states and 652759 transitions. [2022-03-15 20:10:56,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:56,718 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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) Word has length 6 [2022-03-15 20:10:56,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:57,923 INFO L225 Difference]: With dead ends: 156532 [2022-03-15 20:10:57,923 INFO L226 Difference]: Without dead ends: 156532 [2022-03-15 20:10:57,923 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:57,924 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 59 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:57,925 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [59 Valid, 106 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:58,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156532 states. [2022-03-15 20:11:04,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156532 to 156532. [2022-03-15 20:11:04,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156532 states, 156092 states have (on average 4.181886323450273) internal successors, (652759), 156531 states have internal predecessors, (652759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:11:06,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156532 states to 156532 states and 652759 transitions. [2022-03-15 20:11:06,168 INFO L78 Accepts]: Start accepts. Automaton has 156532 states and 652759 transitions. Word has length 6 [2022-03-15 20:11:06,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:11:06,169 INFO L470 AbstractCegarLoop]: Abstraction has 156532 states and 652759 transitions. [2022-03-15 20:11:06,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:11:06,169 INFO L276 IsEmpty]: Start isEmpty. Operand 156532 states and 652759 transitions. [2022-03-15 20:11:06,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-03-15 20:11:06,170 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:11:06,170 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:11:06,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 20:11:06,170 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting readerErr3ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, readerErr3ASSERT_VIOLATIONDATA_RACE (and 46 more)] === [2022-03-15 20:11:06,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:11:06,171 INFO L85 PathProgramCache]: Analyzing trace with hash 737717427, now seen corresponding path program 1 times [2022-03-15 20:11:06,173 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:11:06,173 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11894603] [2022-03-15 20:11:06,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:11:06,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:11:06,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:11:06,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:11:06,256 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:11:06,256 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11894603] [2022-03-15 20:11:06,256 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11894603] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:11:06,258 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:11:06,258 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:11:06,259 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [827976575] [2022-03-15 20:11:06,259 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:11:06,259 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:11:06,260 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2022-03-15 20:11:06,260 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:11:06,261 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:11:06,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:11:06,261 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:11:06,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:11:06,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:11:06,262 INFO L87 Difference]: Start difference. First operand 156532 states and 652759 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:11:11,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:11:11,849 INFO L93 Difference]: Finished difference Result 286810 states and 1172857 transitions. [2022-03-15 20:11:11,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:11:11,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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) Word has length 7 [2022-03-15 20:11:11,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:11:16,755 INFO L225 Difference]: With dead ends: 286810 [2022-03-15 20:11:16,755 INFO L226 Difference]: Without dead ends: 286810 [2022-03-15 20:11:16,755 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:11:16,758 INFO L933 BasicCegarLoop]: 48 mSDtfsCounter, 67 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:11:16,766 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [67 Valid, 77 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:11:17,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286810 states. [2022-03-15 20:11:25,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286810 to 174744. [2022-03-15 20:11:26,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174744 states, 174304 states have (on average 4.1649933449605285) internal successors, (725975), 174743 states have internal predecessors, (725975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:11:28,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174744 states to 174744 states and 725975 transitions. [2022-03-15 20:11:28,269 INFO L78 Accepts]: Start accepts. Automaton has 174744 states and 725975 transitions. Word has length 7 [2022-03-15 20:11:28,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:11:28,270 INFO L470 AbstractCegarLoop]: Abstraction has 174744 states and 725975 transitions. [2022-03-15 20:11:28,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:11:28,270 INFO L276 IsEmpty]: Start isEmpty. Operand 174744 states and 725975 transitions. [2022-03-15 20:11:28,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-03-15 20:11:28,271 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:11:28,271 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:11:28,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-15 20:11:28,272 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting writerErr4ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, readerErr3ASSERT_VIOLATIONDATA_RACE (and 46 more)] === [2022-03-15 20:11:28,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:11:28,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1156838343, now seen corresponding path program 1 times [2022-03-15 20:11:28,273 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:11:28,274 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184046339] [2022-03-15 20:11:28,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:11:28,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:11:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:11:28,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:11:28,310 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:11:28,310 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184046339] [2022-03-15 20:11:28,311 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184046339] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:11:28,311 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:11:28,311 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:11:28,311 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [212263736] [2022-03-15 20:11:28,311 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:11:28,312 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:11:28,312 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2022-03-15 20:11:28,312 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:11:28,313 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:11:28,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:11:28,313 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:11:28,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:11:28,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:11:28,314 INFO L87 Difference]: Start difference. First operand 174744 states and 725975 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:11:31,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:11:31,715 INFO L93 Difference]: Finished difference Result 189312 states and 788177 transitions. [2022-03-15 20:11:31,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:11:31,716 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) Word has length 9 [2022-03-15 20:11:31,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:11:35,014 INFO L225 Difference]: With dead ends: 189312 [2022-03-15 20:11:35,014 INFO L226 Difference]: Without dead ends: 189298 [2022-03-15 20:11:35,015 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:11:35,015 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 60 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:11:35,016 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [60 Valid, 126 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:11:36,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189298 states. [2022-03-15 20:11:43,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189298 to 189298. [2022-03-15 20:11:44,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189298 states, 188858 states have (on average 4.173050651812473) internal successors, (788114), 189297 states have internal predecessors, (788114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:11:46,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189298 states to 189298 states and 788114 transitions. [2022-03-15 20:11:46,083 INFO L78 Accepts]: Start accepts. Automaton has 189298 states and 788114 transitions. Word has length 9 [2022-03-15 20:11:46,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:11:46,083 INFO L470 AbstractCegarLoop]: Abstraction has 189298 states and 788114 transitions. [2022-03-15 20:11:46,083 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:11:46,084 INFO L276 IsEmpty]: Start isEmpty. Operand 189298 states and 788114 transitions. [2022-03-15 20:11:46,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-03-15 20:11:46,085 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:11:46,085 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:11:46,085 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-15 20:11:46,085 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting readerErr3ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, readerErr3ASSERT_VIOLATIONDATA_RACE (and 46 more)] === [2022-03-15 20:11:46,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:11:46,086 INFO L85 PathProgramCache]: Analyzing trace with hash -2270244, now seen corresponding path program 1 times [2022-03-15 20:11:46,093 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:11:46,093 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941035356] [2022-03-15 20:11:46,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:11:46,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:11:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:11:46,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:11:46,135 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:11:46,135 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941035356] [2022-03-15 20:11:46,135 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941035356] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:11:46,135 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:11:46,135 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-15 20:11:46,135 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [990908011] [2022-03-15 20:11:46,136 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:11:46,143 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:11:46,144 INFO L252 McrAutomatonBuilder]: Finished intersection with 14 states and 15 transitions. [2022-03-15 20:11:46,144 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:11:46,160 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:11:46,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 20:11:46,160 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:11:46,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 20:11:46,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-15 20:11:46,161 INFO L87 Difference]: Start difference. First operand 189298 states and 788114 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:11:51,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:11:51,838 INFO L93 Difference]: Finished difference Result 283922 states and 1136066 transitions. [2022-03-15 20:11:51,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-15 20:11:51,839 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 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) Word has length 10 [2022-03-15 20:11:51,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:11:56,815 INFO L225 Difference]: With dead ends: 283922 [2022-03-15 20:11:56,815 INFO L226 Difference]: Without dead ends: 283922 [2022-03-15 20:11:56,816 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-15 20:11:56,816 INFO L933 BasicCegarLoop]: 89 mSDtfsCounter, 143 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:11:56,817 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [143 Valid, 206 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:11:57,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283922 states. [2022-03-15 20:12:05,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283922 to 195912. [2022-03-15 20:12:06,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195912 states, 195217 states have (on average 4.023286906365737) internal successors, (785414), 195911 states have internal predecessors, (785414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:12:08,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195912 states to 195912 states and 785414 transitions. [2022-03-15 20:12:08,771 INFO L78 Accepts]: Start accepts. Automaton has 195912 states and 785414 transitions. Word has length 10 [2022-03-15 20:12:08,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:12:08,771 INFO L470 AbstractCegarLoop]: Abstraction has 195912 states and 785414 transitions. [2022-03-15 20:12:08,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:12:08,771 INFO L276 IsEmpty]: Start isEmpty. Operand 195912 states and 785414 transitions. [2022-03-15 20:12:08,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-03-15 20:12:08,773 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:12:08,787 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:12:08,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-15 20:12:08,788 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting writerErr3ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, readerErr3ASSERT_VIOLATIONDATA_RACE (and 46 more)] === [2022-03-15 20:12:08,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:12:08,788 INFO L85 PathProgramCache]: Analyzing trace with hash 730558289, now seen corresponding path program 1 times [2022-03-15 20:12:08,804 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:12:08,804 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652100858] [2022-03-15 20:12:08,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:12:08,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:12:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:12:08,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:12:08,855 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:12:08,855 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652100858] [2022-03-15 20:12:08,855 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652100858] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:12:08,855 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:12:08,856 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:12:08,856 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [242417479] [2022-03-15 20:12:08,856 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:12:08,857 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:12:08,857 INFO L252 McrAutomatonBuilder]: Finished intersection with 11 states and 10 transitions. [2022-03-15 20:12:08,857 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:12:08,858 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:12:08,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:12:08,858 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:12:08,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:12:08,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:12:08,859 INFO L87 Difference]: Start difference. First operand 195912 states and 785414 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:12:13,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:12:13,011 INFO L93 Difference]: Finished difference Result 210268 states and 843421 transitions. [2022-03-15 20:12:13,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:12:13,012 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) Word has length 10 [2022-03-15 20:12:13,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:12:16,328 INFO L225 Difference]: With dead ends: 210268 [2022-03-15 20:12:16,330 INFO L226 Difference]: Without dead ends: 210268 [2022-03-15 20:12:16,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:12:16,334 INFO L933 BasicCegarLoop]: 75 mSDtfsCounter, 59 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:12:16,334 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [59 Valid, 104 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:12:16,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210268 states. [2022-03-15 20:12:26,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210268 to 210268. [2022-03-15 20:12:27,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210268 states, 209593 states have (on average 4.024089544975261) internal successors, (843421), 210267 states have internal predecessors, (843421), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:12:30,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210268 states to 210268 states and 843421 transitions. [2022-03-15 20:12:30,979 INFO L78 Accepts]: Start accepts. Automaton has 210268 states and 843421 transitions. Word has length 10 [2022-03-15 20:12:30,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:12:30,980 INFO L470 AbstractCegarLoop]: Abstraction has 210268 states and 843421 transitions. [2022-03-15 20:12:30,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:12:30,980 INFO L276 IsEmpty]: Start isEmpty. Operand 210268 states and 843421 transitions. [2022-03-15 20:12:30,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-03-15 20:12:30,982 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:12:30,982 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:12:30,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-15 20:12:30,982 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting writerErr3ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, readerErr3ASSERT_VIOLATIONDATA_RACE (and 46 more)] === [2022-03-15 20:12:30,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:12:30,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1491758167, now seen corresponding path program 1 times [2022-03-15 20:12:30,984 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:12:30,984 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243200276] [2022-03-15 20:12:30,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:12:30,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:12:31,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:12:31,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:12:31,038 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:12:31,038 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243200276] [2022-03-15 20:12:31,038 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243200276] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:12:31,038 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:12:31,038 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-15 20:12:31,038 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1578260593] [2022-03-15 20:12:31,038 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:12:31,039 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:12:31,041 INFO L252 McrAutomatonBuilder]: Finished intersection with 21 states and 29 transitions. [2022-03-15 20:12:31,041 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:12:31,145 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:12:31,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:12:31,146 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:12:31,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:12:31,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:12:31,148 INFO L87 Difference]: Start difference. First operand 210268 states and 843421 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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)