/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-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 20:10:12,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 20:10:12,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 20:10:12,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 20:10:12,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 20:10:12,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 20:10:12,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 20:10:12,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 20:10:12,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 20:10:12,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 20:10:12,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 20:10:12,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 20:10:12,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 20:10:12,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 20:10:12,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 20:10:12,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 20:10:12,375 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 20:10:12,376 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 20:10:12,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 20:10:12,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 20:10:12,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 20:10:12,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 20:10:12,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 20:10:12,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 20:10:12,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-15 20:10:12,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-15 20:10:12,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-15 20:10:12,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-15 20:10:12,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-15 20:10:12,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-15 20:10:12,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-15 20:10:12,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-15 20:10:12,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-15 20:10:12,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-15 20:10:12,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-15 20:10:12,396 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-15 20:10:12,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-15 20:10:12,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-15 20:10:12,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 20:10:12,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 20:10:12,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 20:10:12,399 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 20:10:12,427 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 20:10:12,427 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 20:10:12,428 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 20:10:12,428 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 20:10:12,428 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 20:10:12,429 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 20:10:12,429 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 20:10:12,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 20:10:12,429 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 20:10:12,429 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 20:10:12,429 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 20:10:12,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 20:10:12,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 20:10:12,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 20:10:12,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 20:10:12,429 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 20:10:12,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 20:10:12,430 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 20:10:12,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 20:10:12,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 20:10:12,430 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 20:10:12,430 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 20:10:12,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 20:10:12,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 20:10:12,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 20:10:12,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-15 20:10:12,430 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 20:10:12,430 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 20:10:12,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 20:10:12,431 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2022-03-15 20:10:12,431 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2022-03-15 20:10:12,431 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 20:10:12,431 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-15 20:10:12,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 20:10:12,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 20:10:12,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 20:10:12,846 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 20:10:12,846 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 20:10:12,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i [2022-03-15 20:10:12,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2b9ca793/52a688d9cc554e52a6f728b73ad169db/FLAGd3094e2f0 [2022-03-15 20:10:13,514 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 20:10:13,515 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i [2022-03-15 20:10:13,530 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2b9ca793/52a688d9cc554e52a6f728b73ad169db/FLAGd3094e2f0 [2022-03-15 20:10:13,935 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2b9ca793/52a688d9cc554e52a6f728b73ad169db [2022-03-15 20:10:13,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 20:10:13,938 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 20:10:13,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 20:10:13,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 20:10:13,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 20:10:13,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 08:10:13" (1/1) ... [2022-03-15 20:10:13,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3144ca45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:13, skipping insertion in model container [2022-03-15 20:10:13,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 08:10:13" (1/1) ... [2022-03-15 20:10:13,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 20:10:13,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 20:10:14,315 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-15 20:10:14,509 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-1.i[31246,31259] [2022-03-15 20:10:14,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 20:10:14,544 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 20:10:14,574 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-15 20:10:14,590 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-1.i[31246,31259] [2022-03-15 20:10:14,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 20:10:14,631 INFO L208 MainTranslator]: Completed translation [2022-03-15 20:10:14,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:14 WrapperNode [2022-03-15 20:10:14,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 20:10:14,632 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 20:10:14,632 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 20:10:14,632 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 20:10:14,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:14" (1/1) ... [2022-03-15 20:10:14,660 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:14" (1/1) ... [2022-03-15 20:10:14,686 INFO L137 Inliner]: procedures = 175, calls = 46, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 178 [2022-03-15 20:10:14,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 20:10:14,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 20:10:14,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 20:10:14,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 20:10:14,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:14" (1/1) ... [2022-03-15 20:10:14,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:14" (1/1) ... [2022-03-15 20:10:14,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:14" (1/1) ... [2022-03-15 20:10:14,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:14" (1/1) ... [2022-03-15 20:10:14,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:14" (1/1) ... [2022-03-15 20:10:14,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:14" (1/1) ... [2022-03-15 20:10:14,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:14" (1/1) ... [2022-03-15 20:10:14,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 20:10:14,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 20:10:14,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 20:10:14,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 20:10:14,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:14" (1/1) ... [2022-03-15 20:10:14,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 20:10:14,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:10:14,748 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 20:10:14,766 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 20:10:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 20:10:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 20:10:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-15 20:10:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 20:10:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2022-03-15 20:10:14,781 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2022-03-15 20:10:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 20:10:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 20:10:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 20:10:14,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-15 20:10:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 20:10:14,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 20:10:14,782 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2022-03-15 20:10:14,782 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2022-03-15 20:10:14,783 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 20:10:14,918 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 20:10:14,919 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 20:10:15,266 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 20:10:15,450 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 20:10:15,450 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-15 20:10:15,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 08:10:15 BoogieIcfgContainer [2022-03-15 20:10:15,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 20:10:15,454 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 20:10:15,454 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 20:10:15,457 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 20:10:15,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 08:10:13" (1/3) ... [2022-03-15 20:10:15,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22820c23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 08:10:15, skipping insertion in model container [2022-03-15 20:10:15,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:14" (2/3) ... [2022-03-15 20:10:15,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22820c23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 08:10:15, skipping insertion in model container [2022-03-15 20:10:15,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 08:10:15" (3/3) ... [2022-03-15 20:10:15,459 INFO L111 eAbstractionObserver]: Analyzing ICFG read_write_lock-1.i [2022-03-15 20:10:15,464 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 20:10:15,464 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-15 20:10:15,464 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-03-15 20:10:15,464 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 20:10:15,503 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,503 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,503 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,503 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,504 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,504 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,504 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,504 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,504 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,504 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,505 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,505 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,505 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,505 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,505 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,505 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,505 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,506 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,506 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,506 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,506 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,506 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,506 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,506 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,506 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,507 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,507 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,507 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,507 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,507 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,508 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,508 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,508 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,508 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,508 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,508 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,508 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,509 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,509 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~ly~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,509 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~ly~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,509 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~lx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,509 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~lx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,509 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~lx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,510 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~ly~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,510 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~lx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,510 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~ly~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,510 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~lx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,510 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~ly~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,510 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~lx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,510 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~ly~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,510 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,511 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,511 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,511 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,511 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,511 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,511 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,511 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,512 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,512 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,512 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,512 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,513 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,513 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,513 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,513 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,513 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,513 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,513 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,513 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,514 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,514 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,514 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,514 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,514 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,514 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,514 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,515 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,515 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,515 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,515 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,515 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,515 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,515 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,516 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,516 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,516 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,516 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,516 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,516 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,517 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,517 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,517 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,517 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,517 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,517 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,518 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,518 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,518 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~ly~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,518 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~ly~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,518 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~lx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,518 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~lx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,519 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~lx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,519 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~ly~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,519 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~lx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,519 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~ly~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,519 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~lx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,519 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~ly~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,519 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~lx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,520 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~ly~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,520 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1___VERIFIER_atomic_release_read_lock_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,520 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1___VERIFIER_atomic_release_read_lock_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,520 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1___VERIFIER_atomic_release_read_lock_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,520 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1___VERIFIER_atomic_release_read_lock_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,520 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1___VERIFIER_atomic_release_read_lock_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,520 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1___VERIFIER_atomic_release_read_lock_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,521 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,521 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,521 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,521 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,522 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,522 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,522 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,522 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,522 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,522 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,522 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,522 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,522 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,523 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,523 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,523 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,523 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,523 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,523 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,523 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,523 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,523 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,524 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,524 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,524 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,524 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,524 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,524 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,524 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,524 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,524 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,524 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,525 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,525 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,525 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,526 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,526 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,526 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,526 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,527 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,527 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,527 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,527 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,527 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,527 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,527 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,527 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,528 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,528 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,528 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,528 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,528 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,528 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,528 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,529 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,529 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,529 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,529 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,529 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,529 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,529 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,530 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,530 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,530 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,530 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,530 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,530 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,530 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,530 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,531 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,531 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,531 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,531 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,531 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,531 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,531 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,531 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,531 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,532 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,532 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,532 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,532 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,533 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,533 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,533 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,533 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,534 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,534 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,534 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,534 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,534 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,534 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,534 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,534 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,535 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,535 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,535 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,535 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,535 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,535 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,535 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,536 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,536 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,536 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,539 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~ly~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,539 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,539 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,539 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~lx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,539 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,539 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,540 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_release_read_lock_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,540 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,540 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,540 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,540 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,540 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,541 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,541 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~ly~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,541 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,541 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,542 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1___VERIFIER_atomic_release_read_lock_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,542 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,542 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,542 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,542 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_~lx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,542 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,542 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,542 WARN L322 ript$VariableManager]: TermVariabe |readerThread1of1ForFork1___VERIFIER_atomic_take_read_lock_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,543 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,543 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,543 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,543 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,544 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,544 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,544 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,544 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,544 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,544 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,545 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,545 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,545 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,545 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,545 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,545 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,545 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3___VERIFIER_atomic_take_write_lock_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,546 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,546 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,546 WARN L322 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:15,550 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-03-15 20:10:15,598 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 20:10:15,604 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 20:10:15,604 INFO L340 AbstractCegarLoop]: Starting to check reachability of 50 error locations. [2022-03-15 20:10:15,615 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 20:10:15,625 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 181 places, 170 transitions, 372 flow [2022-03-15 20:10:15,627 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 181 places, 170 transitions, 372 flow [2022-03-15 20:10:15,628 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 181 places, 170 transitions, 372 flow [2022-03-15 20:10:15,672 INFO L129 PetriNetUnfolder]: 2/166 cut-off events. [2022-03-15 20:10:15,672 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-03-15 20:10:15,677 INFO L84 FinitePrefix]: Finished finitePrefix Result has 183 conditions, 166 events. 2/166 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 253 event pairs, 0 based on Foata normal form. 0/132 useless extension candidates. Maximal degree in co-relation 113. Up to 2 conditions per place. [2022-03-15 20:10:15,682 INFO L116 LiptonReduction]: Number of co-enabled transitions 8762 [2022-03-15 20:10:18,629 INFO L131 LiptonReduction]: Checked pairs total: 27774 [2022-03-15 20:10:18,629 INFO L133 LiptonReduction]: Total number of compositions: 124 [2022-03-15 20:10:18,634 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 88 places, 75 transitions, 182 flow [2022-03-15 20:10:21,760 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 106199 states, 98330 states have (on average 4.620176955151022) internal successors, (454302), 106198 states have internal predecessors, (454302), 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 20:10:21,950 INFO L276 IsEmpty]: Start isEmpty. Operand has 106199 states, 98330 states have (on average 4.620176955151022) internal successors, (454302), 106198 states have internal predecessors, (454302), 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 20:10:21,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-03-15 20:10:21,956 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:21,956 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2022-03-15 20:10:21,957 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 20:10:21,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:21,961 INFO L85 PathProgramCache]: Analyzing trace with hash 657270, now seen corresponding path program 1 times [2022-03-15 20:10:21,976 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:21,976 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004615803] [2022-03-15 20:10:21,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:21,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:22,093 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 20:10:22,093 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:22,093 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004615803] [2022-03-15 20:10:22,093 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004615803] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:22,094 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:22,094 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-03-15 20:10:22,095 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [600844085] [2022-03-15 20:10:22,095 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:22,096 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:22,102 INFO L252 McrAutomatonBuilder]: Finished intersection with 4 states and 3 transitions. [2022-03-15 20:10:22,102 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:22,104 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:22,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-15 20:10:22,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:22,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-15 20:10:22,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 20:10:22,275 INFO L87 Difference]: Start difference. First operand has 106199 states, 98330 states have (on average 4.620176955151022) internal successors, (454302), 106198 states have internal predecessors, (454302), 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 20:10:22,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:22,578 INFO L93 Difference]: Finished difference Result 6399 states and 24349 transitions. [2022-03-15 20:10:22,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-15 20:10:22,580 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 20:10:22,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:22,671 INFO L225 Difference]: With dead ends: 6399 [2022-03-15 20:10:22,671 INFO L226 Difference]: Without dead ends: 5714 [2022-03-15 20:10:22,671 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 20:10:22,673 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:22,674 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 4 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 20:10:22,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5714 states. [2022-03-15 20:10:22,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5714 to 5714. [2022-03-15 20:10:22,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5714 states, 5711 states have (on average 3.7907546839432675) internal successors, (21649), 5713 states have internal predecessors, (21649), 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 20:10:22,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5714 states to 5714 states and 21649 transitions. [2022-03-15 20:10:22,884 INFO L78 Accepts]: Start accepts. Automaton has 5714 states and 21649 transitions. Word has length 3 [2022-03-15 20:10:22,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:22,884 INFO L470 AbstractCegarLoop]: Abstraction has 5714 states and 21649 transitions. [2022-03-15 20:10:22,885 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 20:10:22,885 INFO L276 IsEmpty]: Start isEmpty. Operand 5714 states and 21649 transitions. [2022-03-15 20:10:22,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-03-15 20:10:22,885 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:22,885 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-03-15 20:10:22,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 20:10:22,886 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 20:10:22,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:22,886 INFO L85 PathProgramCache]: Analyzing trace with hash -1893542409, now seen corresponding path program 1 times [2022-03-15 20:10:22,888 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:22,889 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997327949] [2022-03-15 20:10:22,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:22,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:22,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:22,927 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 20:10:22,928 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:22,928 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997327949] [2022-03-15 20:10:22,928 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997327949] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:22,928 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:22,928 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:22,928 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [457651834] [2022-03-15 20:10:22,928 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:22,928 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:22,929 INFO L252 McrAutomatonBuilder]: Finished intersection with 7 states and 6 transitions. [2022-03-15 20:10:22,929 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:22,929 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:22,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:22,930 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:22,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:22,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:22,930 INFO L87 Difference]: Start difference. First operand 5714 states and 21649 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 20:10:23,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:23,194 INFO L93 Difference]: Finished difference Result 6430 states and 24282 transitions. [2022-03-15 20:10:23,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:23,196 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 20:10:23,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:23,242 INFO L225 Difference]: With dead ends: 6430 [2022-03-15 20:10:23,242 INFO L226 Difference]: Without dead ends: 6366 [2022-03-15 20:10:23,243 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 20:10:23,244 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 20 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:23,245 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 6 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:23,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6366 states. [2022-03-15 20:10:23,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6366 to 6366. [2022-03-15 20:10:23,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6366 states, 6363 states have (on average 3.775891874901776) internal successors, (24026), 6365 states have internal predecessors, (24026), 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 20:10:23,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6366 states to 6366 states and 24026 transitions. [2022-03-15 20:10:23,436 INFO L78 Accepts]: Start accepts. Automaton has 6366 states and 24026 transitions. Word has length 6 [2022-03-15 20:10:23,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:23,437 INFO L470 AbstractCegarLoop]: Abstraction has 6366 states and 24026 transitions. [2022-03-15 20:10:23,437 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 20:10:23,437 INFO L276 IsEmpty]: Start isEmpty. Operand 6366 states and 24026 transitions. [2022-03-15 20:10:23,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-03-15 20:10:23,439 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:23,439 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:23,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 20:10:23,439 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting writerErr3ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, readerErr3ASSERT_VIOLATIONDATA_RACE (and 46 more)] === [2022-03-15 20:10:23,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:23,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1205134335, now seen corresponding path program 1 times [2022-03-15 20:10:23,441 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:23,442 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433654311] [2022-03-15 20:10:23,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:23,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:23,576 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 20:10:23,576 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:23,576 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433654311] [2022-03-15 20:10:23,576 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433654311] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:23,576 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:23,576 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-15 20:10:23,577 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2122828814] [2022-03-15 20:10:23,577 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:23,578 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:23,579 INFO L252 McrAutomatonBuilder]: Finished intersection with 20 states and 27 transitions. [2022-03-15 20:10:23,579 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:23,685 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:23,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:23,686 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:23,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:23,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:23,686 INFO L87 Difference]: Start difference. First operand 6366 states and 24026 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) [2022-03-15 20:10:23,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:23,922 INFO L93 Difference]: Finished difference Result 3166 states and 9187 transitions. [2022-03-15 20:10:23,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:23,923 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 10 [2022-03-15 20:10:23,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:23,935 INFO L225 Difference]: With dead ends: 3166 [2022-03-15 20:10:23,936 INFO L226 Difference]: Without dead ends: 3118 [2022-03-15 20:10:23,936 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 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 20:10:23,937 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 25 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:23,938 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 4 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 20:10:23,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3118 states. [2022-03-15 20:10:24,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3118 to 3118. [2022-03-15 20:10:24,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3118 states, 3104 states have (on average 2.9239690721649483) internal successors, (9076), 3117 states have internal predecessors, (9076), 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 20:10:24,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 3118 states and 9076 transitions. [2022-03-15 20:10:24,064 INFO L78 Accepts]: Start accepts. Automaton has 3118 states and 9076 transitions. Word has length 10 [2022-03-15 20:10:24,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:24,064 INFO L470 AbstractCegarLoop]: Abstraction has 3118 states and 9076 transitions. [2022-03-15 20:10:24,064 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2022-03-15 20:10:24,065 INFO L276 IsEmpty]: Start isEmpty. Operand 3118 states and 9076 transitions. [2022-03-15 20:10:24,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-03-15 20:10:24,066 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:24,066 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:24,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-15 20:10:24,066 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting writerErr3ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, readerErr3ASSERT_VIOLATIONDATA_RACE (and 46 more)] === [2022-03-15 20:10:24,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:24,067 INFO L85 PathProgramCache]: Analyzing trace with hash -713776597, now seen corresponding path program 1 times [2022-03-15 20:10:24,067 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:24,068 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554296118] [2022-03-15 20:10:24,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:24,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:24,118 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 20:10:24,119 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:24,119 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554296118] [2022-03-15 20:10:24,119 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554296118] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:24,119 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:24,119 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:24,119 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [410353154] [2022-03-15 20:10:24,119 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:24,120 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:24,121 INFO L252 McrAutomatonBuilder]: Finished intersection with 11 states and 10 transitions. [2022-03-15 20:10:24,121 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:24,122 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:24,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:24,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:24,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:24,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:24,123 INFO L87 Difference]: Start difference. First operand 3118 states and 9076 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 20:10:24,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:24,279 INFO L93 Difference]: Finished difference Result 3390 states and 9720 transitions. [2022-03-15 20:10:24,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:24,280 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 20:10:24,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:24,292 INFO L225 Difference]: With dead ends: 3390 [2022-03-15 20:10:24,292 INFO L226 Difference]: Without dead ends: 3162 [2022-03-15 20:10:24,292 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 20:10:24,293 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 13 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:24,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 5 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:24,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3162 states. [2022-03-15 20:10:24,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3162 to 3162. [2022-03-15 20:10:24,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3162 states, 3150 states have (on average 2.8733333333333335) internal successors, (9051), 3161 states have internal predecessors, (9051), 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 20:10:24,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 3162 states and 9051 transitions. [2022-03-15 20:10:24,450 INFO L78 Accepts]: Start accepts. Automaton has 3162 states and 9051 transitions. Word has length 10 [2022-03-15 20:10:24,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:24,451 INFO L470 AbstractCegarLoop]: Abstraction has 3162 states and 9051 transitions. [2022-03-15 20:10:24,451 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 20:10:24,451 INFO L276 IsEmpty]: Start isEmpty. Operand 3162 states and 9051 transitions. [2022-03-15 20:10:24,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-03-15 20:10:24,452 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:24,452 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:24,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-15 20:10:24,452 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting writerErr3ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, readerErr3ASSERT_VIOLATIONDATA_RACE (and 46 more)] === [2022-03-15 20:10:24,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:24,453 INFO L85 PathProgramCache]: Analyzing trace with hash -1115900521, now seen corresponding path program 2 times [2022-03-15 20:10:24,457 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:24,457 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64868422] [2022-03-15 20:10:24,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:24,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:24,498 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 20:10:24,499 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:24,499 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64868422] [2022-03-15 20:10:24,499 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64868422] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:24,499 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:24,499 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-15 20:10:24,499 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [224492311] [2022-03-15 20:10:24,500 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:24,500 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:24,501 INFO L252 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2022-03-15 20:10:24,501 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:24,502 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:24,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 20:10:24,502 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:24,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 20:10:24,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-15 20:10:24,503 INFO L87 Difference]: Start difference. First operand 3162 states and 9051 transitions. Second operand has 4 states, 4 states have (on average 2.5) 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 20:10:24,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:24,621 INFO L93 Difference]: Finished difference Result 1178 states and 2631 transitions. [2022-03-15 20:10:24,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-15 20:10:24,622 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) 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 20:10:24,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:24,624 INFO L225 Difference]: With dead ends: 1178 [2022-03-15 20:10:24,624 INFO L226 Difference]: Without dead ends: 1046 [2022-03-15 20:10:24,625 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 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 20:10:24,625 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 46 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:24,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [46 Valid, 10 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:24,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2022-03-15 20:10:24,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 990. [2022-03-15 20:10:24,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 990 states, 986 states have (on average 2.3032454361054766) internal successors, (2271), 989 states have internal predecessors, (2271), 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 20:10:24,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 2271 transitions. [2022-03-15 20:10:24,647 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 2271 transitions. Word has length 10 [2022-03-15 20:10:24,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:24,647 INFO L470 AbstractCegarLoop]: Abstraction has 990 states and 2271 transitions. [2022-03-15 20:10:24,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) 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 20:10:24,647 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 2271 transitions. [2022-03-15 20:10:24,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:10:24,649 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:24,649 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:24,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-15 20:10:24,650 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 20:10:24,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:24,650 INFO L85 PathProgramCache]: Analyzing trace with hash 454377074, now seen corresponding path program 1 times [2022-03-15 20:10:24,651 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:24,651 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21057778] [2022-03-15 20:10:24,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:24,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:24,699 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 20:10:24,699 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:24,699 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21057778] [2022-03-15 20:10:24,700 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21057778] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:24,700 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:24,700 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 20:10:24,700 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1106256889] [2022-03-15 20:10:24,700 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:24,702 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:24,706 INFO L252 McrAutomatonBuilder]: Finished intersection with 22 states and 21 transitions. [2022-03-15 20:10:24,706 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:24,706 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:24,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 20:10:24,707 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:24,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 20:10:24,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-15 20:10:24,707 INFO L87 Difference]: Start difference. First operand 990 states and 2271 transitions. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 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 20:10:24,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:24,815 INFO L93 Difference]: Finished difference Result 1118 states and 2511 transitions. [2022-03-15 20:10:24,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 20:10:24,816 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 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 20 [2022-03-15 20:10:24,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:24,819 INFO L225 Difference]: With dead ends: 1118 [2022-03-15 20:10:24,819 INFO L226 Difference]: Without dead ends: 1018 [2022-03-15 20:10:24,819 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-15 20:10:24,820 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 94 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:24,820 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 10 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:24,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1018 states. [2022-03-15 20:10:24,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1018 to 962. [2022-03-15 20:10:24,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 962 states, 958 states have (on average 2.301670146137787) internal successors, (2205), 961 states have internal predecessors, (2205), 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 20:10:24,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 962 states and 2205 transitions. [2022-03-15 20:10:24,840 INFO L78 Accepts]: Start accepts. Automaton has 962 states and 2205 transitions. Word has length 20 [2022-03-15 20:10:24,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:24,841 INFO L470 AbstractCegarLoop]: Abstraction has 962 states and 2205 transitions. [2022-03-15 20:10:24,841 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 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 20:10:24,841 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 2205 transitions. [2022-03-15 20:10:24,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:10:24,842 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:24,842 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:24,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-15 20:10:24,843 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 20:10:24,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:24,843 INFO L85 PathProgramCache]: Analyzing trace with hash -1266939862, now seen corresponding path program 2 times [2022-03-15 20:10:24,844 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:24,844 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671416019] [2022-03-15 20:10:24,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:24,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:24,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:24,887 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 20:10:24,888 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:24,888 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671416019] [2022-03-15 20:10:24,888 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671416019] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:24,888 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:24,888 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 20:10:24,888 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [106009567] [2022-03-15 20:10:24,888 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:24,891 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:24,895 INFO L252 McrAutomatonBuilder]: Finished intersection with 26 states and 29 transitions. [2022-03-15 20:10:24,895 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:24,921 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:24,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 20:10:24,921 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:24,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 20:10:24,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-03-15 20:10:24,922 INFO L87 Difference]: Start difference. First operand 962 states and 2205 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 20:10:25,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:25,017 INFO L93 Difference]: Finished difference Result 466 states and 1021 transitions. [2022-03-15 20:10:25,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 20:10:25,018 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 20 [2022-03-15 20:10:25,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:25,018 INFO L225 Difference]: With dead ends: 466 [2022-03-15 20:10:25,018 INFO L226 Difference]: Without dead ends: 0 [2022-03-15 20:10:25,019 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-03-15 20:10:25,019 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 33 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:25,020 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 6 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:25,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-15 20:10:25,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-15 20:10:25,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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 20:10:25,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-15 20:10:25,020 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2022-03-15 20:10:25,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:25,021 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-15 20:10:25,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 20:10:25,021 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-15 20:10:25,021 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-15 20:10:25,023 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr0ASSERT_VIOLATIONDATA_RACE (49 of 50 remaining) [2022-03-15 20:10:25,023 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr1ASSERT_VIOLATIONDATA_RACE (48 of 50 remaining) [2022-03-15 20:10:25,023 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr2ASSERT_VIOLATIONDATA_RACE (47 of 50 remaining) [2022-03-15 20:10:25,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr3ASSERT_VIOLATIONDATA_RACE (46 of 50 remaining) [2022-03-15 20:10:25,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr4ASSERT_VIOLATIONDATA_RACE (45 of 50 remaining) [2022-03-15 20:10:25,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr5ASSERT_VIOLATIONDATA_RACE (44 of 50 remaining) [2022-03-15 20:10:25,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr6ASSERT_VIOLATIONDATA_RACE (43 of 50 remaining) [2022-03-15 20:10:25,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr7ASSERT_VIOLATIONDATA_RACE (42 of 50 remaining) [2022-03-15 20:10:25,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr8ASSERT_VIOLATIONDATA_RACE (41 of 50 remaining) [2022-03-15 20:10:25,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (40 of 50 remaining) [2022-03-15 20:10:25,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (39 of 50 remaining) [2022-03-15 20:10:25,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (38 of 50 remaining) [2022-03-15 20:10:25,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (37 of 50 remaining) [2022-03-15 20:10:25,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (36 of 50 remaining) [2022-03-15 20:10:25,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (35 of 50 remaining) [2022-03-15 20:10:25,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION (34 of 50 remaining) [2022-03-15 20:10:25,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATION (33 of 50 remaining) [2022-03-15 20:10:25,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr0ASSERT_VIOLATIONDATA_RACE (32 of 50 remaining) [2022-03-15 20:10:25,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr1ASSERT_VIOLATIONDATA_RACE (31 of 50 remaining) [2022-03-15 20:10:25,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr2ASSERT_VIOLATIONDATA_RACE (30 of 50 remaining) [2022-03-15 20:10:25,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr3ASSERT_VIOLATIONDATA_RACE (29 of 50 remaining) [2022-03-15 20:10:25,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr4ASSERT_VIOLATIONDATA_RACE (28 of 50 remaining) [2022-03-15 20:10:25,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr0ASSERT_VIOLATIONDATA_RACE (27 of 50 remaining) [2022-03-15 20:10:25,025 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr1ASSERT_VIOLATIONDATA_RACE (26 of 50 remaining) [2022-03-15 20:10:25,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr2ASSERT_VIOLATIONDATA_RACE (25 of 50 remaining) [2022-03-15 20:10:25,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr3ASSERT_VIOLATIONDATA_RACE (24 of 50 remaining) [2022-03-15 20:10:25,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr4ASSERT_VIOLATIONDATA_RACE (23 of 50 remaining) [2022-03-15 20:10:25,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr5ASSERT_VIOLATIONDATA_RACE (22 of 50 remaining) [2022-03-15 20:10:25,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr6ASSERT_VIOLATIONDATA_RACE (21 of 50 remaining) [2022-03-15 20:10:25,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr7ASSERT_VIOLATIONDATA_RACE (20 of 50 remaining) [2022-03-15 20:10:25,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr8ASSERT_VIOLATIONDATA_RACE (19 of 50 remaining) [2022-03-15 20:10:25,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr0ASSERT_VIOLATIONDATA_RACE (18 of 50 remaining) [2022-03-15 20:10:25,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr1ASSERT_VIOLATIONDATA_RACE (17 of 50 remaining) [2022-03-15 20:10:25,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr2ASSERT_VIOLATIONDATA_RACE (16 of 50 remaining) [2022-03-15 20:10:25,026 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr3ASSERT_VIOLATIONDATA_RACE (15 of 50 remaining) [2022-03-15 20:10:25,027 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr4ASSERT_VIOLATIONDATA_RACE (14 of 50 remaining) [2022-03-15 20:10:25,027 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr5ASSERT_VIOLATIONDATA_RACE (13 of 50 remaining) [2022-03-15 20:10:25,027 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr6ASSERT_VIOLATIONDATA_RACE (12 of 50 remaining) [2022-03-15 20:10:25,027 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr7ASSERT_VIOLATIONDATA_RACE (11 of 50 remaining) [2022-03-15 20:10:25,027 INFO L764 garLoopResultBuilder]: Registering result SAFE for location readerErr8ASSERT_VIOLATIONDATA_RACE (10 of 50 remaining) [2022-03-15 20:10:25,027 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr0ASSERT_VIOLATIONDATA_RACE (9 of 50 remaining) [2022-03-15 20:10:25,027 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr1ASSERT_VIOLATIONDATA_RACE (8 of 50 remaining) [2022-03-15 20:10:25,027 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr2ASSERT_VIOLATIONDATA_RACE (7 of 50 remaining) [2022-03-15 20:10:25,027 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr3ASSERT_VIOLATIONDATA_RACE (6 of 50 remaining) [2022-03-15 20:10:25,027 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr4ASSERT_VIOLATIONDATA_RACE (5 of 50 remaining) [2022-03-15 20:10:25,028 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr0ASSERT_VIOLATIONDATA_RACE (4 of 50 remaining) [2022-03-15 20:10:25,028 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr1ASSERT_VIOLATIONDATA_RACE (3 of 50 remaining) [2022-03-15 20:10:25,028 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr2ASSERT_VIOLATIONDATA_RACE (2 of 50 remaining) [2022-03-15 20:10:25,028 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr3ASSERT_VIOLATIONDATA_RACE (1 of 50 remaining) [2022-03-15 20:10:25,028 INFO L764 garLoopResultBuilder]: Registering result SAFE for location writerErr4ASSERT_VIOLATIONDATA_RACE (0 of 50 remaining) [2022-03-15 20:10:25,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-15 20:10:25,030 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1] [2022-03-15 20:10:25,033 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 20:10:25,033 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 20:10:25,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 08:10:25 BasicIcfg [2022-03-15 20:10:25,035 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 20:10:25,035 INFO L158 Benchmark]: Toolchain (without parser) took 11097.66ms. Allocated memory was 228.6MB in the beginning and 4.4GB in the end (delta: 4.2GB). Free memory was 200.0MB in the beginning and 3.8GB in the end (delta: -3.6GB). Peak memory consumption was 551.4MB. Max. memory is 8.0GB. [2022-03-15 20:10:25,035 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 228.6MB. Free memory is still 188.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 20:10:25,036 INFO L158 Benchmark]: CACSL2BoogieTranslator took 693.10ms. Allocated memory was 228.6MB in the beginning and 457.2MB in the end (delta: 228.6MB). Free memory was 199.9MB in the beginning and 415.2MB in the end (delta: -215.3MB). Peak memory consumption was 14.6MB. Max. memory is 8.0GB. [2022-03-15 20:10:25,036 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.26ms. Allocated memory is still 457.2MB. Free memory was 415.2MB in the beginning and 412.6MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-15 20:10:25,036 INFO L158 Benchmark]: Boogie Preprocessor took 29.22ms. Allocated memory is still 457.2MB. Free memory was 412.6MB in the beginning and 410.8MB in the end (delta: 1.8MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-15 20:10:25,036 INFO L158 Benchmark]: RCFGBuilder took 726.94ms. Allocated memory is still 457.2MB. Free memory was 410.7MB in the beginning and 388.2MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2022-03-15 20:10:25,036 INFO L158 Benchmark]: TraceAbstraction took 9580.94ms. Allocated memory was 457.2MB in the beginning and 4.4GB in the end (delta: 3.9GB). Free memory was 387.7MB in the beginning and 3.8GB in the end (delta: -3.4GB). Peak memory consumption was 510.6MB. Max. memory is 8.0GB. [2022-03-15 20:10:25,037 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 228.6MB. Free memory is still 188.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 693.10ms. Allocated memory was 228.6MB in the beginning and 457.2MB in the end (delta: 228.6MB). Free memory was 199.9MB in the beginning and 415.2MB in the end (delta: -215.3MB). Peak memory consumption was 14.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 54.26ms. Allocated memory is still 457.2MB. Free memory was 415.2MB in the beginning and 412.6MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.22ms. Allocated memory is still 457.2MB. Free memory was 412.6MB in the beginning and 410.8MB in the end (delta: 1.8MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 726.94ms. Allocated memory is still 457.2MB. Free memory was 410.7MB in the beginning and 388.2MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * TraceAbstraction took 9580.94ms. Allocated memory was 457.2MB in the beginning and 4.4GB in the end (delta: 3.9GB). Free memory was 387.7MB in the beginning and 3.8GB in the end (delta: -3.4GB). Peak memory consumption was 510.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3.0s, 181 PlacesBefore, 88 PlacesAfterwards, 170 TransitionsBefore, 75 TransitionsAfterwards, 8762 CoEnabledTransitionPairs, 5 FixpointIterations, 34 TrivialSequentialCompositions, 88 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 2 ChoiceCompositions, 124 TotalNumberOfCompositions, 27774 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 11854, positive: 11472, positive conditional: 0, positive unconditional: 11472, negative: 382, negative conditional: 0, negative unconditional: 382, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3956, positive: 3883, positive conditional: 0, positive unconditional: 3883, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 11854, positive: 7589, positive conditional: 0, positive unconditional: 7589, negative: 309, negative conditional: 0, negative unconditional: 309, unknown: 3956, unknown conditional: 0, unknown unconditional: 3956] , Statistics on independence cache: Total cache size (in pairs): 650, Positive cache size: 608, Positive conditional cache size: 0, Positive unconditional cache size: 608, Negative cache size: 42, Negative conditional cache size: 0, Negative unconditional cache size: 42 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 710]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 711]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 711]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 728]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 731]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 734]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 737]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 714]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 714]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 749]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 750]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 751]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 752]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 706]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 706]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 707]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 718]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 720]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 211 locations, 50 error locations. Started 1 CEGAR loops. OverallTime: 9.4s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.2s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 6.2s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 231 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 231 mSDsluCounter, 45 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 277 mSDsCounter, 28 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 701 IncrementalHoareTripleChecker+Invalid, 729 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28 mSolverCounterUnsat, 27 mSDtfsCounter, 701 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 33 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=106199occurred in iteration=0, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 7 MinimizatonAttempts, 112 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 79 NumberOfCodeBlocks, 79 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 72 ConstructedInterpolants, 0 QuantifiedInterpolants, 155 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 18 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-03-15 20:10:25,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...