/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/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-wrwc.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix028_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-19 18:11:12,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-19 18:11:12,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-19 18:11:12,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-19 18:11:12,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-19 18:11:12,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-19 18:11:12,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-19 18:11:12,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-19 18:11:12,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-19 18:11:12,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-19 18:11:12,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-19 18:11:12,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-19 18:11:12,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-19 18:11:12,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-19 18:11:12,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-19 18:11:12,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-19 18:11:12,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-19 18:11:12,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-19 18:11:12,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-19 18:11:12,725 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-19 18:11:12,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-19 18:11:12,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-19 18:11:12,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-19 18:11:12,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-19 18:11:12,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-19 18:11:12,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-19 18:11:12,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-19 18:11:12,740 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-19 18:11:12,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-19 18:11:12,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-19 18:11:12,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-19 18:11:12,742 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-19 18:11:12,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-19 18:11:12,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-19 18:11:12,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-19 18:11:12,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-19 18:11:12,750 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-wrwc.epf [2022-02-19 18:11:12,775 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-19 18:11:12,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-19 18:11:12,775 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-19 18:11:12,775 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-19 18:11:12,776 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-19 18:11:12,776 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-19 18:11:12,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-19 18:11:12,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-19 18:11:12,776 INFO L138 SettingsManager]: * Use SBE=true [2022-02-19 18:11:12,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-19 18:11:12,777 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-19 18:11:12,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-19 18:11:12,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-19 18:11:12,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-19 18:11:12,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-19 18:11:12,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-19 18:11:12,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-19 18:11:12,777 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-19 18:11:12,777 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-19 18:11:12,777 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-19 18:11:12,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-19 18:11:12,778 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-19 18:11:12,778 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-19 18:11:12,778 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-19 18:11:12,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-19 18:11:12,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-19 18:11:12,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-19 18:11:12,778 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-19 18:11:12,778 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-19 18:11:12,778 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-19 18:11:12,779 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-19 18:11:12,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-19 18:11:12,779 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-19 18:11:12,781 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-19 18:11:12,781 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-19 18:11:12,781 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-02-19 18:11:12,782 INFO L138 SettingsManager]: * MCR: Overapproximate write-read-write conflicts=false [2022-02-19 18:11:12,782 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-19 18:11:12,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-19 18:11:12,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-19 18:11:12,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-19 18:11:12,985 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-19 18:11:12,987 INFO L275 PluginConnector]: CDTParser initialized [2022-02-19 18:11:12,988 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix028_tso.i [2022-02-19 18:11:13,062 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ac7e6d4b/7e8527d56c104df5a208e98d5216eed7/FLAGfedca661d [2022-02-19 18:11:13,514 INFO L306 CDTParser]: Found 1 translation units. [2022-02-19 18:11:13,522 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix028_tso.i [2022-02-19 18:11:13,541 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ac7e6d4b/7e8527d56c104df5a208e98d5216eed7/FLAGfedca661d [2022-02-19 18:11:13,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ac7e6d4b/7e8527d56c104df5a208e98d5216eed7 [2022-02-19 18:11:13,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-19 18:11:13,862 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-19 18:11:13,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-19 18:11:13,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-19 18:11:13,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-19 18:11:13,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 06:11:13" (1/1) ... [2022-02-19 18:11:13,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a89a975 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:13, skipping insertion in model container [2022-02-19 18:11:13,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 06:11:13" (1/1) ... [2022-02-19 18:11:13,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-19 18:11:13,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-19 18:11:14,066 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-wmm/mix028_tso.i[944,957] [2022-02-19 18:11:14,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-19 18:11:14,247 INFO L203 MainTranslator]: Completed pre-run [2022-02-19 18:11:14,257 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-wmm/mix028_tso.i[944,957] [2022-02-19 18:11:14,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-19 18:11:14,342 INFO L208 MainTranslator]: Completed translation [2022-02-19 18:11:14,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:14 WrapperNode [2022-02-19 18:11:14,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-19 18:11:14,343 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-19 18:11:14,343 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-19 18:11:14,343 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-19 18:11:14,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:14" (1/1) ... [2022-02-19 18:11:14,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:14" (1/1) ... [2022-02-19 18:11:14,417 INFO L137 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 377 [2022-02-19 18:11:14,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-19 18:11:14,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-19 18:11:14,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-19 18:11:14,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-19 18:11:14,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:14" (1/1) ... [2022-02-19 18:11:14,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:14" (1/1) ... [2022-02-19 18:11:14,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:14" (1/1) ... [2022-02-19 18:11:14,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:14" (1/1) ... [2022-02-19 18:11:14,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:14" (1/1) ... [2022-02-19 18:11:14,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:14" (1/1) ... [2022-02-19 18:11:14,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:14" (1/1) ... [2022-02-19 18:11:14,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-19 18:11:14,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-19 18:11:14,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-19 18:11:14,475 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-19 18:11:14,476 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:14" (1/1) ... [2022-02-19 18:11:14,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-19 18:11:14,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 18:11:14,513 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) [2022-02-19 18:11:14,543 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 [2022-02-19 18:11:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-19 18:11:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-19 18:11:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-19 18:11:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-19 18:11:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-19 18:11:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-19 18:11:14,554 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-19 18:11:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-19 18:11:14,555 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-19 18:11:14,555 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-02-19 18:11:14,555 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-02-19 18:11:14,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-19 18:11:14,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-19 18:11:14,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-19 18:11:14,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-19 18:11:14,556 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-19 18:11:14,656 INFO L234 CfgBuilder]: Building ICFG [2022-02-19 18:11:14,657 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-19 18:11:15,186 INFO L275 CfgBuilder]: Performing block encoding [2022-02-19 18:11:15,478 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-19 18:11:15,478 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-19 18:11:15,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 06:11:15 BoogieIcfgContainer [2022-02-19 18:11:15,480 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-19 18:11:15,483 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-19 18:11:15,483 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-19 18:11:15,486 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-19 18:11:15,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 06:11:13" (1/3) ... [2022-02-19 18:11:15,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8ff40e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 06:11:15, skipping insertion in model container [2022-02-19 18:11:15,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:14" (2/3) ... [2022-02-19 18:11:15,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8ff40e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 06:11:15, skipping insertion in model container [2022-02-19 18:11:15,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 06:11:15" (3/3) ... [2022-02-19 18:11:15,488 INFO L111 eAbstractionObserver]: Analyzing ICFG mix028_tso.i [2022-02-19 18:11:15,491 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-19 18:11:15,491 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-19 18:11:15,492 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-19 18:11:15,492 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-19 18:11:15,532 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,533 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,533 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,533 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,533 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,533 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,534 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,534 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,534 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,535 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,535 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,535 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,535 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,535 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,536 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,536 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,536 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,536 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,537 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,537 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,537 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,537 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,538 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,538 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,538 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,538 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,538 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,539 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,539 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,539 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,539 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,539 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,539 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,539 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,540 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,540 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,540 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,540 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,540 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,541 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,541 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,541 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,541 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,541 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,541 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,541 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,542 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,542 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,542 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,542 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,542 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,542 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,542 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,542 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,543 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,543 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,543 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,543 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,543 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,543 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,543 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,543 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,543 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,543 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,543 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,544 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,544 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,544 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,544 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,544 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,544 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,544 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,544 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,544 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,545 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,545 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,545 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,545 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,545 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,545 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,545 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,545 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,546 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,546 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,547 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,548 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,552 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,552 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,552 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,552 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,553 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,553 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,555 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,555 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,556 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,556 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,556 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,556 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,556 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,556 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,556 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,556 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,556 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,556 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,556 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,557 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,557 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,557 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,557 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,557 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,557 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,557 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,558 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,558 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,558 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,558 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,558 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,558 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,558 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,558 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,558 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,558 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,558 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,558 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,558 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,558 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,558 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,559 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,559 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,559 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,561 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,561 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,561 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,561 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,561 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,561 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,561 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,562 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,562 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,562 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,562 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,562 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,562 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,562 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,563 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,563 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,563 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,563 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,571 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,572 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,573 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,573 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,573 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,573 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,573 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,573 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,574 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,574 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,574 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,574 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,574 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,574 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,574 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,574 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,574 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,574 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,574 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,574 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,575 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,575 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,575 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,575 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,575 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,575 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,575 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,575 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,575 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,575 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,575 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,575 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,575 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,576 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,576 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,577 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,577 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,577 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,577 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,578 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,578 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,578 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,578 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,578 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,578 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,578 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,578 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,578 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,578 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:15,579 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-19 18:11:15,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-19 18:11:15,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 18:11:15,629 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-19 18:11:15,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-19 18:11:15,654 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-19 18:11:15,661 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=false [2022-02-19 18:11:15,661 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-02-19 18:11:15,781 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 153 transitions and produced 154 states. [2022-02-19 18:11:15,783 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-19 18:11:15,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 18:11:15,790 INFO L85 PathProgramCache]: Analyzing trace with hash -1504138282, now seen corresponding path program 1 times [2022-02-19 18:11:15,799 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 18:11:15,799 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464822472] [2022-02-19 18:11:15,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 18:11:15,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 18:11:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 18:11:16,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 18:11:16,081 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 18:11:16,081 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464822472] [2022-02-19 18:11:16,082 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464822472] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 18:11:16,082 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 18:11:16,083 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-19 18:11:16,084 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44186493] [2022-02-19 18:11:16,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 18:11:16,089 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-19 18:11:16,089 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 18:11:16,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-19 18:11:16,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-19 18:11:16,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:11:16,115 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 18:11:16,116 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 37.5) internal successors, (75), 2 states have internal predecessors, (75), 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) [2022-02-19 18:11:16,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:11:16,172 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 120 transitions and produced 120 states. [2022-02-19 18:11:16,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:11:16,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-19 18:11:16,173 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-19 18:11:16,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 18:11:16,175 INFO L85 PathProgramCache]: Analyzing trace with hash 960611592, now seen corresponding path program 1 times [2022-02-19 18:11:16,175 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 18:11:16,175 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758918075] [2022-02-19 18:11:16,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 18:11:16,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 18:11:16,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 18:11:16,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 18:11:16,342 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 18:11:16,343 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758918075] [2022-02-19 18:11:16,343 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758918075] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 18:11:16,343 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 18:11:16,343 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-19 18:11:16,343 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092687922] [2022-02-19 18:11:16,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 18:11:16,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-19 18:11:16,345 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 18:11:16,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-19 18:11:16,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-19 18:11:16,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:11:16,346 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 18:11:16,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 33.5) internal successors, (67), 3 states have internal predecessors, (67), 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) [2022-02-19 18:11:16,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:11:16,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:11:18,763 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 23046 transitions and produced 7195 states. [2022-02-19 18:11:18,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:11:18,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 18:11:18,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-19 18:11:18,765 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-19 18:11:18,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 18:11:18,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1890616278, now seen corresponding path program 1 times [2022-02-19 18:11:18,766 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 18:11:18,766 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997781430] [2022-02-19 18:11:18,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 18:11:18,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 18:11:18,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 18:11:18,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 18:11:18,986 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 18:11:18,986 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997781430] [2022-02-19 18:11:18,987 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997781430] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 18:11:18,987 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 18:11:18,987 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-19 18:11:18,987 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74625163] [2022-02-19 18:11:18,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 18:11:18,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-19 18:11:18,988 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 18:11:18,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-19 18:11:18,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-02-19 18:11:18,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:11:18,988 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 18:11:18,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 10 states have internal predecessors, (74), 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) [2022-02-19 18:11:18,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:11:18,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 18:11:18,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:11:30,475 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 123474 transitions and produced 37987 states. [2022-02-19 18:11:30,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:11:30,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 18:11:30,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-19 18:11:30,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-19 18:11:30,476 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-19 18:11:30,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 18:11:30,477 INFO L85 PathProgramCache]: Analyzing trace with hash -1112059756, now seen corresponding path program 1 times [2022-02-19 18:11:30,477 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 18:11:30,477 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671390469] [2022-02-19 18:11:30,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 18:11:30,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 18:11:30,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 18:11:30,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 18:11:30,593 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 18:11:30,593 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671390469] [2022-02-19 18:11:30,593 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671390469] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 18:11:30,593 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 18:11:30,593 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-19 18:11:30,593 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744323262] [2022-02-19 18:11:30,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 18:11:30,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-19 18:11:30,594 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 18:11:30,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-19 18:11:30,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-19 18:11:30,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:11:30,595 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 18:11:30,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 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) [2022-02-19 18:11:30,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:11:30,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 18:11:30,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-19 18:11:30,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.