/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-MCRwithoutDepranks-Lazy.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-commit-1.wvr-bad.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-20 08:51:54,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 08:51:54,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 08:51:54,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 08:51:54,245 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 08:51:54,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 08:51:54,251 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 08:51:54,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 08:51:54,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 08:51:54,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 08:51:54,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 08:51:54,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 08:51:54,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 08:51:54,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 08:51:54,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 08:51:54,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 08:51:54,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 08:51:54,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 08:51:54,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 08:51:54,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 08:51:54,267 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 08:51:54,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 08:51:54,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 08:51:54,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 08:51:54,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 08:51:54,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 08:51:54,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 08:51:54,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 08:51:54,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 08:51:54,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 08:51:54,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 08:51:54,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 08:51:54,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 08:51:54,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 08:51:54,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 08:51:54,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 08:51:54,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 08:51:54,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 08:51:54,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 08:51:54,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 08:51:54,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 08:51:54,277 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-MCRwithoutDepranks-Lazy.epf [2022-02-20 08:51:54,290 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 08:51:54,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 08:51:54,291 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 08:51:54,291 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 08:51:54,291 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 08:51:54,292 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 08:51:54,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 08:51:54,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 08:51:54,292 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 08:51:54,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 08:51:54,292 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 08:51:54,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 08:51:54,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 08:51:54,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 08:51:54,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 08:51:54,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 08:51:54,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 08:51:54,293 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 08:51:54,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 08:51:54,294 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 08:51:54,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 08:51:54,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 08:51:54,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 08:51:54,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-20 08:51:54,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 08:51:54,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 08:51:54,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 08:51:54,295 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-20 08:51:54,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 08:51:54,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 08:51:54,295 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 08:51:54,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 08:51:54,295 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 08:51:54,295 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-20 08:51:54,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 08:51:54,295 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-02-20 08:51:54,295 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-20 08:51:54,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 08:51:54,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 08:51:54,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 08:51:54,495 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 08:51:54,496 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 08:51:54,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-commit-1.wvr-bad.c [2022-02-20 08:51:54,570 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87a3b64cb/bb08329b344e477abf12e01730c3783e/FLAG25c509221 [2022-02-20 08:51:54,904 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 08:51:54,905 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-commit-1.wvr-bad.c [2022-02-20 08:51:54,924 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87a3b64cb/bb08329b344e477abf12e01730c3783e/FLAG25c509221 [2022-02-20 08:51:54,940 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87a3b64cb/bb08329b344e477abf12e01730c3783e [2022-02-20 08:51:54,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 08:51:54,945 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-20 08:51:54,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 08:51:54,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 08:51:54,950 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 08:51:54,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:51:54" (1/1) ... [2022-02-20 08:51:54,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61035250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:51:54, skipping insertion in model container [2022-02-20 08:51:54,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:51:54" (1/1) ... [2022-02-20 08:51:54,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 08:51:54,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 08:51:55,156 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-commit-1.wvr-bad.c[5161,5174] [2022-02-20 08:51:55,162 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 08:51:55,167 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 08:51:55,189 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-commit-1.wvr-bad.c[5161,5174] [2022-02-20 08:51:55,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 08:51:55,200 INFO L208 MainTranslator]: Completed translation [2022-02-20 08:51:55,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:51:55 WrapperNode [2022-02-20 08:51:55,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 08:51:55,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 08:51:55,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 08:51:55,202 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 08:51:55,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:51:55" (1/1) ... [2022-02-20 08:51:55,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:51:55" (1/1) ... [2022-02-20 08:51:55,235 INFO L137 Inliner]: procedures = 25, calls = 68, calls flagged for inlining = 20, calls inlined = 24, statements flattened = 336 [2022-02-20 08:51:55,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 08:51:55,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 08:51:55,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 08:51:55,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 08:51:55,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:51:55" (1/1) ... [2022-02-20 08:51:55,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:51:55" (1/1) ... [2022-02-20 08:51:55,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:51:55" (1/1) ... [2022-02-20 08:51:55,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:51:55" (1/1) ... [2022-02-20 08:51:55,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:51:55" (1/1) ... [2022-02-20 08:51:55,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:51:55" (1/1) ... [2022-02-20 08:51:55,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:51:55" (1/1) ... [2022-02-20 08:51:55,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 08:51:55,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 08:51:55,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 08:51:55,269 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 08:51:55,269 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:51:55" (1/1) ... [2022-02-20 08:51:55,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 08:51:55,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 08:51:55,320 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) [2022-02-20 08:51:55,326 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 [2022-02-20 08:51:55,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 08:51:55,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 08:51:55,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 08:51:55,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-20 08:51:55,347 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-20 08:51:55,347 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-20 08:51:55,347 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-20 08:51:55,347 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-20 08:51:55,347 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-02-20 08:51:55,347 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-02-20 08:51:55,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 08:51:55,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-20 08:51:55,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-20 08:51:55,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-20 08:51:55,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 08:51:55,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 08:51:55,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 08:51:55,349 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-20 08:51:55,451 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 08:51:55,452 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 08:51:55,907 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 08:51:56,008 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 08:51:56,009 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-02-20 08:51:56,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:51:56 BoogieIcfgContainer [2022-02-20 08:51:56,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 08:51:56,012 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 08:51:56,013 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 08:51:56,015 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 08:51:56,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 08:51:54" (1/3) ... [2022-02-20 08:51:56,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2799c225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:51:56, skipping insertion in model container [2022-02-20 08:51:56,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:51:55" (2/3) ... [2022-02-20 08:51:56,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2799c225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:51:56, skipping insertion in model container [2022-02-20 08:51:56,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:51:56" (3/3) ... [2022-02-20 08:51:56,017 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-commit-1.wvr-bad.c [2022-02-20 08:51:56,021 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-20 08:51:56,021 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 08:51:56,021 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 08:51:56,021 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-20 08:51:56,071 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,072 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,072 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,072 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,072 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,072 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,073 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,073 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,073 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,073 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,073 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,073 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,073 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,073 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,074 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,074 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,074 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,074 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,074 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,074 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,075 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,075 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,075 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,075 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,075 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,075 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,076 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,076 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,076 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,076 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,076 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,076 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,077 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,077 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,077 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,077 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,077 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,077 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,077 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,078 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,078 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,078 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,078 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,078 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,079 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,079 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,079 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,079 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,079 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,079 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,080 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,080 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,080 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,080 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,080 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,080 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,080 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,081 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,081 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,081 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,081 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,081 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,081 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,081 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,082 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,082 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,082 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,082 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,082 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,082 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,082 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,083 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,089 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,089 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,090 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,090 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,090 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,091 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,091 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,091 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,091 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,092 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,092 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,093 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,095 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,098 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,098 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,098 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,099 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,099 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,099 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,099 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,099 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,099 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,100 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,100 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,100 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,100 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,100 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,100 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,103 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,104 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,104 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,104 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,104 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,104 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,104 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,104 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,105 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,105 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,106 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,106 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,106 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,106 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,106 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,106 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,106 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,106 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,107 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,107 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,107 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,111 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,111 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,111 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,112 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,112 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,112 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,113 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,113 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,113 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,113 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:51:56,117 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-02-20 08:51:56,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-20 08:51:56,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 08:51:56,156 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) [2022-02-20 08:51:56,157 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 [2022-02-20 08:51:56,178 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 08:51:56,183 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=true [2022-02-20 08:51:56,183 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-20 08:51:57,153 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 325 transitions and produced 326 states. [2022-02-20 08:51:57,155 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 08:51:57,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 08:51:57,170 INFO L85 PathProgramCache]: Analyzing trace with hash 475745933, now seen corresponding path program 1 times [2022-02-20 08:51:57,197 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 08:51:57,200 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896944568] [2022-02-20 08:51:57,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 08:51:57,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 08:51:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 08:51:57,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 08:51:57,419 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 08:51:57,419 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896944568] [2022-02-20 08:51:57,420 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896944568] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 08:51:57,421 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 08:51:57,421 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 08:51:57,422 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299417903] [2022-02-20 08:51:57,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 08:51:57,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 08:51:57,430 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 08:51:57,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 08:51:57,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 08:51:57,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:51:57,450 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 08:51:57,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 96.0) internal successors, (192), 2 states have internal predecessors, (192), 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) [2022-02-20 08:51:57,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:51:58,273 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 339 transitions and produced 340 states. [2022-02-20 08:51:58,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:51:58,274 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 08:51:58,275 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 08:51:58,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 08:51:58,275 INFO L85 PathProgramCache]: Analyzing trace with hash 969462935, now seen corresponding path program 1 times [2022-02-20 08:51:58,275 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 08:51:58,276 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700955275] [2022-02-20 08:51:58,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 08:51:58,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 08:51:58,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 08:51:58,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 08:51:58,471 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 08:51:58,472 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700955275] [2022-02-20 08:51:58,472 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700955275] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 08:51:58,472 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 08:51:58,472 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 08:51:58,472 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147814016] [2022-02-20 08:51:58,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 08:51:58,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 08:51:58,474 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 08:51:58,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 08:51:58,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 08:51:58,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:51:58,474 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 08:51:58,475 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.6) internal successors, (188), 5 states have internal predecessors, (188), 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) [2022-02-20 08:51:58,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:51:58,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:52:49,095 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 4184 transitions and produced 4182 states. [2022-02-20 08:52:49,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:52:49,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 08:52:49,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 08:52:49,097 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 08:52:49,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 08:52:49,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1714383097, now seen corresponding path program 1 times [2022-02-20 08:52:49,098 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 08:52:49,098 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587754620] [2022-02-20 08:52:49,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 08:52:49,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 08:52:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 08:52:49,201 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-02-20 08:52:49,201 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 08:52:49,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587754620] [2022-02-20 08:52:49,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587754620] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 08:52:49,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 08:52:49,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 08:52:49,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555975695] [2022-02-20 08:52:49,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 08:52:49,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 08:52:49,203 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 08:52:49,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 08:52:49,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 08:52:49,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:52:49,204 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 08:52:49,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 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) [2022-02-20 08:52:49,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:52:49,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-20 08:52:49,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:52:56,594 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1442 transitions and produced 1443 states. [2022-02-20 08:52:56,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:52:56,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 08:52:56,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 08:52:56,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 08:52:56,595 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 08:52:56,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 08:52:56,596 INFO L85 PathProgramCache]: Analyzing trace with hash -2108193118, now seen corresponding path program 2 times [2022-02-20 08:52:56,596 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 08:52:56,596 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644189883] [2022-02-20 08:52:56,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 08:52:56,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 08:52:56,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 08:52:56,683 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-20 08:52:56,683 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 08:52:56,683 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644189883] [2022-02-20 08:52:56,683 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644189883] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 08:52:56,683 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 08:52:56,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 08:52:56,684 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877852093] [2022-02-20 08:52:56,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 08:52:56,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 08:52:56,684 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 08:52:56,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 08:52:56,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-02-20 08:52:56,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:52:56,685 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 08:52:56,685 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 32.833333333333336) internal successors, (197), 6 states have internal predecessors, (197), 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) [2022-02-20 08:52:56,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:52:56,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-20 08:52:56,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 08:52:56,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:53:03,183 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1450 transitions and produced 1451 states. [2022-02-20 08:53:03,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:53:03,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 08:53:03,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 08:53:03,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 08:53:03,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 08:53:03,185 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-20 08:53:03,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 08:53:03,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1981473917, now seen corresponding path program 1 times [2022-02-20 08:53:03,186 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 08:53:03,186 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622669735] [2022-02-20 08:53:03,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 08:53:03,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 08:53:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 08:53:03,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 08:53:03,245 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 08:53:03,245 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622669735] [2022-02-20 08:53:03,245 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622669735] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 08:53:03,245 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 08:53:03,245 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 08:53:03,245 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604148985] [2022-02-20 08:53:03,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 08:53:03,246 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 08:53:03,246 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 08:53:03,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 08:53:03,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 08:53:03,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:53:03,247 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 08:53:03,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 3 states have internal predecessors, (193), 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) [2022-02-20 08:53:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:53:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-20 08:53:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 08:53:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-20 08:53:03,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.