/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/szymanski-b.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 20:10:19,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 20:10:19,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 20:10:19,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 20:10:19,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 20:10:19,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 20:10:19,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 20:10:19,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 20:10:19,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 20:10:19,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 20:10:19,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 20:10:19,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 20:10:19,653 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 20:10:19,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 20:10:19,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 20:10:19,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 20:10:19,656 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 20:10:19,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 20:10:19,658 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 20:10:19,660 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 20:10:19,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 20:10:19,662 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 20:10:19,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 20:10:19,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 20:10:19,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-15 20:10:19,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-15 20:10:19,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-15 20:10:19,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-15 20:10:19,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-15 20:10:19,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-15 20:10:19,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-15 20:10:19,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-15 20:10:19,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-15 20:10:19,671 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-15 20:10:19,672 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-15 20:10:19,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-15 20:10:19,673 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-15 20:10:19,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-15 20:10:19,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 20:10:19,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 20:10:19,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 20:10:19,675 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 20:10:19,710 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 20:10:19,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 20:10:19,711 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 20:10:19,712 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 20:10:19,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 20:10:19,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 20:10:19,712 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 20:10:19,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 20:10:19,713 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 20:10:19,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 20:10:19,714 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 20:10:19,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 20:10:19,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 20:10:19,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 20:10:19,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 20:10:19,714 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 20:10:19,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 20:10:19,714 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 20:10:19,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 20:10:19,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 20:10:19,715 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 20:10:19,715 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 20:10:19,715 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 20:10:19,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 20:10:19,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 20:10:19,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-15 20:10:19,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 20:10:19,716 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 20:10:19,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 20:10:19,716 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2022-03-15 20:10:19,716 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2022-03-15 20:10:19,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 20:10:19,716 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-15 20:10:19,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 20:10:19,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 20:10:19,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 20:10:19,942 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 20:10:19,943 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 20:10:19,944 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/szymanski-b.i [2022-03-15 20:10:20,001 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03de5c20e/a0dcd77672cd4e7aa5042db256053376/FLAG277b3f6b6 [2022-03-15 20:10:20,475 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 20:10:20,475 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski-b.i [2022-03-15 20:10:20,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03de5c20e/a0dcd77672cd4e7aa5042db256053376/FLAG277b3f6b6 [2022-03-15 20:10:20,504 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03de5c20e/a0dcd77672cd4e7aa5042db256053376 [2022-03-15 20:10:20,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 20:10:20,508 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 20:10:20,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 20:10:20,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 20:10:20,512 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 20:10:20,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a2fe549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20, skipping insertion in model container [2022-03-15 20:10:20,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 20:10:20,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 20:10:20,813 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/szymanski-b.i[30088,30101] [2022-03-15 20:10:20,818 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/szymanski-b.i[30375,30388] [2022-03-15 20:10:20,829 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 20:10:20,838 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 20:10:20,872 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/szymanski-b.i[30088,30101] [2022-03-15 20:10:20,874 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/szymanski-b.i[30375,30388] [2022-03-15 20:10:20,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 20:10:20,906 INFO L208 MainTranslator]: Completed translation [2022-03-15 20:10:20,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20 WrapperNode [2022-03-15 20:10:20,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 20:10:20,908 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 20:10:20,908 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 20:10:20,908 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 20:10:20,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,970 INFO L137 Inliner]: procedures = 167, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 52 [2022-03-15 20:10:20,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 20:10:20,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 20:10:20,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 20:10:20,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 20:10:20,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:20,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:21,000 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:21,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:21,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:21,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 20:10:21,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 20:10:21,016 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 20:10:21,016 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 20:10:21,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (1/1) ... [2022-03-15 20:10:21,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 20:10:21,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:10:21,052 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 20:10:21,075 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 20:10:21,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 20:10:21,091 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-03-15 20:10:21,092 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-03-15 20:10:21,092 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-03-15 20:10:21,092 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-03-15 20:10:21,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 20:10:21,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 20:10:21,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 20:10:21,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 20:10:21,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 20:10:21,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 20:10:21,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 20:10:21,094 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 20:10:21,214 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 20:10:21,215 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 20:10:21,466 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 20:10:21,473 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 20:10:21,473 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2022-03-15 20:10:21,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 08:10:21 BoogieIcfgContainer [2022-03-15 20:10:21,475 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 20:10:21,476 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 20:10:21,476 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 20:10:21,479 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 20:10:21,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 08:10:20" (1/3) ... [2022-03-15 20:10:21,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@773aa728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 08:10:21, skipping insertion in model container [2022-03-15 20:10:21,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:20" (2/3) ... [2022-03-15 20:10:21,480 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@773aa728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 08:10:21, skipping insertion in model container [2022-03-15 20:10:21,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 08:10:21" (3/3) ... [2022-03-15 20:10:21,481 INFO L111 eAbstractionObserver]: Analyzing ICFG szymanski-b.i [2022-03-15 20:10:21,485 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 20:10:21,485 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-15 20:10:21,485 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2022-03-15 20:10:21,485 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 20:10:21,520 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,521 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,521 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,521 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,521 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,522 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,522 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,522 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,522 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,522 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,523 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,523 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,523 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,523 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,523 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,524 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,524 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,524 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,524 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,524 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,525 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,525 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,525 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,525 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,526 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,526 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,526 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,526 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,527 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,527 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,527 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,527 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,527 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,527 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,528 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,528 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,528 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,528 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,528 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,528 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,529 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,529 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,529 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,529 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,529 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,529 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,530 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,530 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,530 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,530 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,531 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,531 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,531 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,531 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,531 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,532 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,532 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,532 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,533 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,533 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,533 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,533 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,534 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,534 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,534 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,534 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,534 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,534 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,535 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,535 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,535 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,535 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,535 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,535 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,535 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,536 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,536 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,536 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,536 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,536 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,536 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,537 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,537 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,537 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,537 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,537 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,537 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,538 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,539 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,539 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,539 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,539 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,540 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,540 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,540 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,540 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,540 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,540 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,540 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,541 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,541 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,541 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,541 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,541 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,541 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,542 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,542 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,542 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,542 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,543 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,543 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,543 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,543 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,543 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,543 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,544 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,544 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,544 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,544 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,544 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,545 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,545 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,545 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,545 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,545 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,545 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,546 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,546 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,546 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,546 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,546 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,547 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,547 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,547 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,547 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,547 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,548 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,548 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,548 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,549 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,549 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,549 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,549 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,549 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,550 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,550 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,550 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,551 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,551 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,551 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,551 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,552 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,552 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,552 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,552 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,552 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,552 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,553 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,553 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,553 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,553 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,553 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,554 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,554 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,554 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,554 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,555 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,555 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,555 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,555 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,556 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,556 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,556 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,556 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,556 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,557 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,564 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,565 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,565 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,565 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,565 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,565 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,565 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,565 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,566 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,566 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~short15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,566 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,568 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,568 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,568 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,568 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,568 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,569 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,569 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,569 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,569 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,569 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,569 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:21,578 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-03-15 20:10:21,622 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 20:10:21,627 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 20:10:21,628 INFO L340 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2022-03-15 20:10:21,645 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 20:10:21,654 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 210 places, 225 transitions, 466 flow [2022-03-15 20:10:21,659 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 210 places, 225 transitions, 466 flow [2022-03-15 20:10:21,660 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 210 places, 225 transitions, 466 flow [2022-03-15 20:10:21,722 INFO L129 PetriNetUnfolder]: 22/223 cut-off events. [2022-03-15 20:10:21,722 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-03-15 20:10:21,736 INFO L84 FinitePrefix]: Finished finitePrefix Result has 232 conditions, 223 events. 22/223 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 503 event pairs, 0 based on Foata normal form. 0/173 useless extension candidates. Maximal degree in co-relation 187. Up to 3 conditions per place. [2022-03-15 20:10:21,749 INFO L116 LiptonReduction]: Number of co-enabled transitions 19656 [2022-03-15 20:10:23,633 INFO L131 LiptonReduction]: Checked pairs total: 91483 [2022-03-15 20:10:23,633 INFO L133 LiptonReduction]: Total number of compositions: 102 [2022-03-15 20:10:23,641 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 124 places, 137 transitions, 290 flow [2022-03-15 20:10:23,927 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 8693 states, 8288 states have (on average 3.1260859073359075) internal successors, (25909), 8692 states have internal predecessors, (25909), 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 20:10:23,963 INFO L276 IsEmpty]: Start isEmpty. Operand has 8693 states, 8288 states have (on average 3.1260859073359075) internal successors, (25909), 8692 states have internal predecessors, (25909), 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 20:10:23,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-03-15 20:10:23,968 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:23,969 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-03-15 20:10:23,969 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 52 more)] === [2022-03-15 20:10:23,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:23,974 INFO L85 PathProgramCache]: Analyzing trace with hash 807094745, now seen corresponding path program 1 times [2022-03-15 20:10:23,990 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:23,990 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844323505] [2022-03-15 20:10:23,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:23,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:24,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:24,120 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 20:10:24,121 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:24,121 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844323505] [2022-03-15 20:10:24,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844323505] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:24,122 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:24,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-03-15 20:10:24,123 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [789945682] [2022-03-15 20:10:24,124 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:24,126 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:24,134 INFO L252 McrAutomatonBuilder]: Finished intersection with 6 states and 5 transitions. [2022-03-15 20:10:24,134 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:24,136 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:24,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-15 20:10:24,137 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:24,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-15 20:10:24,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 20:10:24,177 INFO L87 Difference]: Start difference. First operand has 8693 states, 8288 states have (on average 3.1260859073359075) internal successors, (25909), 8692 states have internal predecessors, (25909), 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 5.0) internal successors, (5), 2 states have internal predecessors, (5), 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 20:10:24,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:24,320 INFO L93 Difference]: Finished difference Result 5831 states and 15549 transitions. [2022-03-15 20:10:24,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-15 20:10:24,323 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 5.0) internal successors, (5), 2 states have internal predecessors, (5), 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 5 [2022-03-15 20:10:24,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:24,373 INFO L225 Difference]: With dead ends: 5831 [2022-03-15 20:10:24,374 INFO L226 Difference]: Without dead ends: 5828 [2022-03-15 20:10:24,375 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 20:10:24,378 INFO L933 BasicCegarLoop]: 80 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 80 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:24,380 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 80 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:24,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5828 states. [2022-03-15 20:10:24,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5828 to 5828. [2022-03-15 20:10:24,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5828 states, 5633 states have (on average 2.759098171489437) internal successors, (15542), 5827 states have internal predecessors, (15542), 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 20:10:24,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5828 states to 5828 states and 15542 transitions. [2022-03-15 20:10:24,699 INFO L78 Accepts]: Start accepts. Automaton has 5828 states and 15542 transitions. Word has length 5 [2022-03-15 20:10:24,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:24,699 INFO L470 AbstractCegarLoop]: Abstraction has 5828 states and 15542 transitions. [2022-03-15 20:10:24,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 5.0) internal successors, (5), 2 states have internal predecessors, (5), 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 20:10:24,700 INFO L276 IsEmpty]: Start isEmpty. Operand 5828 states and 15542 transitions. [2022-03-15 20:10:24,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-03-15 20:10:24,700 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:24,700 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-03-15 20:10:24,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 20:10:24,701 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 52 more)] === [2022-03-15 20:10:24,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:24,702 INFO L85 PathProgramCache]: Analyzing trace with hash 807050044, now seen corresponding path program 1 times [2022-03-15 20:10:24,703 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:24,704 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686889919] [2022-03-15 20:10:24,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:24,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:24,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:24,772 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 20:10:24,773 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:24,773 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686889919] [2022-03-15 20:10:24,773 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686889919] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:24,773 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:24,773 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:24,773 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [818509666] [2022-03-15 20:10:24,774 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:24,774 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:24,775 INFO L252 McrAutomatonBuilder]: Finished intersection with 6 states and 5 transitions. [2022-03-15 20:10:24,775 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:24,775 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:24,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:24,776 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:24,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:24,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:24,777 INFO L87 Difference]: Start difference. First operand 5828 states and 15542 transitions. Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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 20:10:24,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:24,974 INFO L93 Difference]: Finished difference Result 5916 states and 15773 transitions. [2022-03-15 20:10:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:24,975 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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 5 [2022-03-15 20:10:24,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:25,007 INFO L225 Difference]: With dead ends: 5916 [2022-03-15 20:10:25,008 INFO L226 Difference]: Without dead ends: 5916 [2022-03-15 20:10:25,009 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 20:10:25,010 INFO L933 BasicCegarLoop]: 108 mSDtfsCounter, 55 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 164 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:25,010 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [55 Valid, 164 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:25,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5916 states. [2022-03-15 20:10:25,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5916 to 5916. [2022-03-15 20:10:25,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5916 states, 5722 states have (on average 2.756553652569032) internal successors, (15773), 5915 states have internal predecessors, (15773), 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 20:10:25,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5916 states to 5916 states and 15773 transitions. [2022-03-15 20:10:25,225 INFO L78 Accepts]: Start accepts. Automaton has 5916 states and 15773 transitions. Word has length 5 [2022-03-15 20:10:25,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:25,225 INFO L470 AbstractCegarLoop]: Abstraction has 5916 states and 15773 transitions. [2022-03-15 20:10:25,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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 20:10:25,226 INFO L276 IsEmpty]: Start isEmpty. Operand 5916 states and 15773 transitions. [2022-03-15 20:10:25,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-03-15 20:10:25,226 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:25,226 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:25,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 20:10:25,227 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr2Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 52 more)] === [2022-03-15 20:10:25,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:25,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1771062695, now seen corresponding path program 1 times [2022-03-15 20:10:25,229 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:25,229 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305006248] [2022-03-15 20:10:25,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:25,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:25,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:25,295 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 20:10:25,296 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:25,296 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305006248] [2022-03-15 20:10:25,296 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305006248] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:25,296 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:25,296 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:25,297 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1307860034] [2022-03-15 20:10:25,297 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:25,297 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:25,298 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2022-03-15 20:10:25,298 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:25,299 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:25,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:25,299 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:25,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:25,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:25,300 INFO L87 Difference]: Start difference. First operand 5916 states and 15773 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:25,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:25,444 INFO L93 Difference]: Finished difference Result 6010 states and 16017 transitions. [2022-03-15 20:10:25,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:25,445 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-03-15 20:10:25,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:25,539 INFO L225 Difference]: With dead ends: 6010 [2022-03-15 20:10:25,539 INFO L226 Difference]: Without dead ends: 6010 [2022-03-15 20:10:25,539 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 20:10:25,540 INFO L933 BasicCegarLoop]: 107 mSDtfsCounter, 54 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 164 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:25,541 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [54 Valid, 164 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:25,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6010 states. [2022-03-15 20:10:25,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6010 to 6010. [2022-03-15 20:10:25,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6010 states, 5816 states have (on average 2.7539546079779917) internal successors, (16017), 6009 states have internal predecessors, (16017), 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 20:10:25,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6010 states to 6010 states and 16017 transitions. [2022-03-15 20:10:25,682 INFO L78 Accepts]: Start accepts. Automaton has 6010 states and 16017 transitions. Word has length 7 [2022-03-15 20:10:25,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:25,683 INFO L470 AbstractCegarLoop]: Abstraction has 6010 states and 16017 transitions. [2022-03-15 20:10:25,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:25,683 INFO L276 IsEmpty]: Start isEmpty. Operand 6010 states and 16017 transitions. [2022-03-15 20:10:25,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-03-15 20:10:25,684 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:25,684 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:25,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-15 20:10:25,684 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 52 more)] === [2022-03-15 20:10:25,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:25,685 INFO L85 PathProgramCache]: Analyzing trace with hash -1813867033, now seen corresponding path program 1 times [2022-03-15 20:10:25,686 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:25,686 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54601344] [2022-03-15 20:10:25,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:25,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:25,712 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 20:10:25,712 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:25,713 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54601344] [2022-03-15 20:10:25,713 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54601344] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:25,713 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:25,713 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:25,713 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [980162166] [2022-03-15 20:10:25,713 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:25,714 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:25,714 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2022-03-15 20:10:25,714 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:25,715 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:25,715 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:25,715 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:25,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:25,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:25,716 INFO L87 Difference]: Start difference. First operand 6010 states and 16017 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:25,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:25,936 INFO L93 Difference]: Finished difference Result 10340 states and 27738 transitions. [2022-03-15 20:10:25,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:25,937 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-03-15 20:10:25,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:25,980 INFO L225 Difference]: With dead ends: 10340 [2022-03-15 20:10:25,981 INFO L226 Difference]: Without dead ends: 10340 [2022-03-15 20:10:25,983 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 20:10:25,987 INFO L933 BasicCegarLoop]: 109 mSDtfsCounter, 100 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:25,988 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [100 Valid, 166 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 20:10:26,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10340 states. [2022-03-15 20:10:26,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10340 to 6538. [2022-03-15 20:10:26,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6538 states, 6350 states have (on average 2.7406299212598424) internal successors, (17403), 6537 states have internal predecessors, (17403), 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 20:10:26,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6538 states to 6538 states and 17403 transitions. [2022-03-15 20:10:26,220 INFO L78 Accepts]: Start accepts. Automaton has 6538 states and 17403 transitions. Word has length 7 [2022-03-15 20:10:26,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:26,221 INFO L470 AbstractCegarLoop]: Abstraction has 6538 states and 17403 transitions. [2022-03-15 20:10:26,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:26,221 INFO L276 IsEmpty]: Start isEmpty. Operand 6538 states and 17403 transitions. [2022-03-15 20:10:26,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-03-15 20:10:26,222 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:26,222 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:26,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-15 20:10:26,222 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr2Err1ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 52 more)] === [2022-03-15 20:10:26,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:26,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1183968710, now seen corresponding path program 1 times [2022-03-15 20:10:26,224 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:26,224 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592002851] [2022-03-15 20:10:26,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:26,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:26,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:26,275 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 20:10:26,276 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:26,276 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592002851] [2022-03-15 20:10:26,276 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592002851] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:26,276 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:26,276 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:26,276 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1602509948] [2022-03-15 20:10:26,277 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:26,277 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:26,278 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2022-03-15 20:10:26,278 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:26,278 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:26,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:26,279 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:26,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:26,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:26,279 INFO L87 Difference]: Start difference. First operand 6538 states and 17403 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:26,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:26,441 INFO L93 Difference]: Finished difference Result 10516 states and 28162 transitions. [2022-03-15 20:10:26,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:26,441 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-03-15 20:10:26,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:26,476 INFO L225 Difference]: With dead ends: 10516 [2022-03-15 20:10:26,476 INFO L226 Difference]: Without dead ends: 10516 [2022-03-15 20:10:26,476 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 20:10:26,477 INFO L933 BasicCegarLoop]: 108 mSDtfsCounter, 98 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 164 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:26,477 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [98 Valid, 164 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:26,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10516 states. [2022-03-15 20:10:26,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10516 to 6874. [2022-03-15 20:10:26,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6874 states, 6728 states have (on average 2.7195303210463733) internal successors, (18297), 6873 states have internal predecessors, (18297), 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 20:10:26,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 18297 transitions. [2022-03-15 20:10:26,751 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 18297 transitions. Word has length 9 [2022-03-15 20:10:26,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:26,752 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 18297 transitions. [2022-03-15 20:10:26,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:10:26,752 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 18297 transitions. [2022-03-15 20:10:26,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-03-15 20:10:26,753 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:26,753 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:26,753 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-15 20:10:26,754 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr2Err1ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 52 more)] === [2022-03-15 20:10:26,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:26,754 INFO L85 PathProgramCache]: Analyzing trace with hash 372627287, now seen corresponding path program 1 times [2022-03-15 20:10:26,755 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:26,755 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140933459] [2022-03-15 20:10:26,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:26,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-15 20:10:26,779 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-15 20:10:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-15 20:10:26,823 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-15 20:10:26,823 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-15 20:10:26,824 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location thr2Err1ASSERT_VIOLATIONDATA_RACE (55 of 56 remaining) [2022-03-15 20:10:26,827 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONDATA_RACE (54 of 56 remaining) [2022-03-15 20:10:26,827 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err1ASSERT_VIOLATIONDATA_RACE (53 of 56 remaining) [2022-03-15 20:10:26,827 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err2ASSERT_VIOLATIONDATA_RACE (52 of 56 remaining) [2022-03-15 20:10:26,827 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err3ASSERT_VIOLATIONDATA_RACE (51 of 56 remaining) [2022-03-15 20:10:26,828 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err4ASSERT_VIOLATIONDATA_RACE (50 of 56 remaining) [2022-03-15 20:10:26,831 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err6ASSERT_VIOLATIONDATA_RACE (49 of 56 remaining) [2022-03-15 20:10:26,831 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err5ASSERT_VIOLATIONDATA_RACE (48 of 56 remaining) [2022-03-15 20:10:26,831 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err7ASSERT_VIOLATIONDATA_RACE (47 of 56 remaining) [2022-03-15 20:10:26,831 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err8ASSERT_VIOLATIONDATA_RACE (46 of 56 remaining) [2022-03-15 20:10:26,832 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err9ASSERT_VIOLATIONDATA_RACE (45 of 56 remaining) [2022-03-15 20:10:26,832 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err10ASSERT_VIOLATIONDATA_RACE (44 of 56 remaining) [2022-03-15 20:10:26,832 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err12ASSERT_VIOLATIONDATA_RACE (43 of 56 remaining) [2022-03-15 20:10:26,832 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err11ASSERT_VIOLATIONDATA_RACE (42 of 56 remaining) [2022-03-15 20:10:26,832 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (41 of 56 remaining) [2022-03-15 20:10:26,833 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (40 of 56 remaining) [2022-03-15 20:10:26,833 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (39 of 56 remaining) [2022-03-15 20:10:26,833 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (38 of 56 remaining) [2022-03-15 20:10:26,833 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (37 of 56 remaining) [2022-03-15 20:10:26,833 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (36 of 56 remaining) [2022-03-15 20:10:26,833 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (35 of 56 remaining) [2022-03-15 20:10:26,833 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (34 of 56 remaining) [2022-03-15 20:10:26,834 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (33 of 56 remaining) [2022-03-15 20:10:26,834 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (32 of 56 remaining) [2022-03-15 20:10:26,834 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (31 of 56 remaining) [2022-03-15 20:10:26,834 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (30 of 56 remaining) [2022-03-15 20:10:26,834 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (29 of 56 remaining) [2022-03-15 20:10:26,834 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (28 of 56 remaining) [2022-03-15 20:10:26,835 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (27 of 56 remaining) [2022-03-15 20:10:26,835 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (26 of 56 remaining) [2022-03-15 20:10:26,835 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (25 of 56 remaining) [2022-03-15 20:10:26,835 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONDATA_RACE (24 of 56 remaining) [2022-03-15 20:10:26,835 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err2ASSERT_VIOLATIONDATA_RACE (23 of 56 remaining) [2022-03-15 20:10:26,835 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err3ASSERT_VIOLATIONDATA_RACE (22 of 56 remaining) [2022-03-15 20:10:26,835 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err4ASSERT_VIOLATIONDATA_RACE (21 of 56 remaining) [2022-03-15 20:10:26,836 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err6ASSERT_VIOLATIONDATA_RACE (20 of 56 remaining) [2022-03-15 20:10:26,836 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err5ASSERT_VIOLATIONDATA_RACE (19 of 56 remaining) [2022-03-15 20:10:26,836 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err7ASSERT_VIOLATIONDATA_RACE (18 of 56 remaining) [2022-03-15 20:10:26,836 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err8ASSERT_VIOLATIONDATA_RACE (17 of 56 remaining) [2022-03-15 20:10:26,836 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err9ASSERT_VIOLATIONDATA_RACE (16 of 56 remaining) [2022-03-15 20:10:26,836 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err10ASSERT_VIOLATIONDATA_RACE (15 of 56 remaining) [2022-03-15 20:10:26,837 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err12ASSERT_VIOLATIONDATA_RACE (14 of 56 remaining) [2022-03-15 20:10:26,837 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err11ASSERT_VIOLATIONDATA_RACE (13 of 56 remaining) [2022-03-15 20:10:26,837 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (12 of 56 remaining) [2022-03-15 20:10:26,837 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (11 of 56 remaining) [2022-03-15 20:10:26,837 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (10 of 56 remaining) [2022-03-15 20:10:26,837 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (9 of 56 remaining) [2022-03-15 20:10:26,837 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (8 of 56 remaining) [2022-03-15 20:10:26,838 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (7 of 56 remaining) [2022-03-15 20:10:26,838 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (6 of 56 remaining) [2022-03-15 20:10:26,838 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (5 of 56 remaining) [2022-03-15 20:10:26,838 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (4 of 56 remaining) [2022-03-15 20:10:26,838 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (3 of 56 remaining) [2022-03-15 20:10:26,838 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (2 of 56 remaining) [2022-03-15 20:10:26,838 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (1 of 56 remaining) [2022-03-15 20:10:26,839 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (0 of 56 remaining) [2022-03-15 20:10:26,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-15 20:10:26,841 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-03-15 20:10:26,845 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 20:10:26,845 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 20:10:26,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 08:10:26 BasicIcfg [2022-03-15 20:10:26,866 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 20:10:26,867 INFO L158 Benchmark]: Toolchain (without parser) took 6359.19ms. Allocated memory was 191.9MB in the beginning and 607.1MB in the end (delta: 415.2MB). Free memory was 139.6MB in the beginning and 378.9MB in the end (delta: -239.3MB). Peak memory consumption was 176.1MB. Max. memory is 8.0GB. [2022-03-15 20:10:26,867 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 191.9MB. Free memory was 157.7MB in the beginning and 157.6MB in the end (delta: 89.8kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 20:10:26,867 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.44ms. Allocated memory is still 191.9MB. Free memory was 139.3MB in the beginning and 158.9MB in the end (delta: -19.6MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB. [2022-03-15 20:10:26,867 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.42ms. Allocated memory is still 191.9MB. Free memory was 158.9MB in the beginning and 156.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-15 20:10:26,868 INFO L158 Benchmark]: Boogie Preprocessor took 43.94ms. Allocated memory is still 191.9MB. Free memory was 156.8MB in the beginning and 154.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-15 20:10:26,868 INFO L158 Benchmark]: RCFGBuilder took 459.23ms. Allocated memory is still 191.9MB. Free memory was 154.2MB in the beginning and 137.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-03-15 20:10:26,868 INFO L158 Benchmark]: TraceAbstraction took 5390.36ms. Allocated memory was 191.9MB in the beginning and 607.1MB in the end (delta: 415.2MB). Free memory was 136.9MB in the beginning and 378.9MB in the end (delta: -242.0MB). Peak memory consumption was 174.3MB. Max. memory is 8.0GB. [2022-03-15 20:10:26,869 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 191.9MB. Free memory was 157.7MB in the beginning and 157.6MB in the end (delta: 89.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 397.44ms. Allocated memory is still 191.9MB. Free memory was 139.3MB in the beginning and 158.9MB in the end (delta: -19.6MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 62.42ms. Allocated memory is still 191.9MB. Free memory was 158.9MB in the beginning and 156.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 43.94ms. Allocated memory is still 191.9MB. Free memory was 156.8MB in the beginning and 154.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 459.23ms. Allocated memory is still 191.9MB. Free memory was 154.2MB in the beginning and 137.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 5390.36ms. Allocated memory was 191.9MB in the beginning and 607.1MB in the end (delta: 415.2MB). Free memory was 136.9MB in the beginning and 378.9MB in the end (delta: -242.0MB). Peak memory consumption was 174.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.0s, 210 PlacesBefore, 124 PlacesAfterwards, 225 TransitionsBefore, 137 TransitionsAfterwards, 19656 CoEnabledTransitionPairs, 5 FixpointIterations, 27 TrivialSequentialCompositions, 64 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 2 ChoiceCompositions, 102 TotalNumberOfCompositions, 91483 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 21859, positive: 20744, positive conditional: 0, positive unconditional: 20744, negative: 1115, negative conditional: 0, negative unconditional: 1115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8118, positive: 7915, positive conditional: 0, positive unconditional: 7915, negative: 203, negative conditional: 0, negative unconditional: 203, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 21859, positive: 12829, positive conditional: 0, positive unconditional: 12829, negative: 912, negative conditional: 0, negative unconditional: 912, unknown: 8118, unknown conditional: 0, unknown unconditional: 8118] , Statistics on independence cache: Total cache size (in pairs): 1573, Positive cache size: 1450, Positive conditional cache size: 0, Positive unconditional cache size: 1450, Negative cache size: 123, Negative conditional cache size: 0, Negative unconditional cache size: 123 - 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 - DataRaceFoundResult [Line: 704]: Data race detected Data race detected The following path leads to a data race: [L684] 0 int flag1 = 0, flag2 = 0; [L685] 0 int x; [L719] 0 pthread_t t1, t2; [L720] FCALL, FORK 0 pthread_create(&t1, 0, thr1, 0) VAL [_={0:0}, flag1=0, flag2=0, pthread_create(&t1, 0, thr1, 0)=-2, t1={5:0}, t2={3:0}, x=0] [L721] FCALL, FORK 0 pthread_create(&t2, 0, thr2, 0) VAL [_={0:0}, _={0:0}, flag1=0, flag2=0, pthread_create(&t2, 0, thr2, 0)=-1, t1={5:0}, t2={3:0}, x=0] [L703] 2 flag2 = 1 VAL [_={0:0}, _={0:0}, _={0:0}, flag1=0, flag2=1, x=0] [L704] 2 flag1 >= 3 VAL [_={0:0}, _={0:0}, _={0:0}, flag1=0, flag2=1, x=0] [L687] 1 flag1 = 1 VAL [_={0:0}, _={0:0}, _={0:0}, _={0:0}, flag1=1, flag1 = 1=49, flag2=1, x=0] [L704] 2 flag1 >= 3 VAL [_={0:0}, _={0:0}, _={0:0}, _={0:0}, flag1=1, flag1 = 1=49, flag2=1, x=0] Now there is a data race on ~flag1~0 between C: flag1 = 1 [687] and C: flag1 >= 3 [704] - UnprovableResult [Line: 703]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 705]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 706]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 707]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 710]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 708]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 711]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 712]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 713]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 715]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 714]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 687]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 688]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 689]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 690]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 691]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 694]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 692]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 695]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 696]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 697]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 698]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 698]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 722]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 723]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 721]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 720]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 354 locations, 56 error locations. Started 1 CEGAR loops. OverallTime: 5.2s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.3s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 307 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 307 mSDsluCounter, 738 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 358 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 606 IncrementalHoareTripleChecker+Invalid, 648 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 512 mSDtfsCounter, 606 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8693occurred in iteration=0, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 7444 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 28 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-03-15 20:10:26,918 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...