/usr/bin/java -Xmx16000000000 -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-PN-NoLbe-Before.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-ext/26_stack_cas_longest-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bf34d27 [2022-01-19 04:25:42,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-19 04:25:42,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-19 04:25:42,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-19 04:25:42,578 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-19 04:25:42,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-19 04:25:42,581 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-19 04:25:42,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-19 04:25:42,585 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-19 04:25:42,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-19 04:25:42,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-19 04:25:42,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-19 04:25:42,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-19 04:25:42,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-19 04:25:42,590 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-19 04:25:42,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-19 04:25:42,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-19 04:25:42,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-19 04:25:42,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-19 04:25:42,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-19 04:25:42,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-19 04:25:42,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-19 04:25:42,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-19 04:25:42,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-19 04:25:42,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-19 04:25:42,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-19 04:25:42,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-19 04:25:42,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-19 04:25:42,608 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-19 04:25:42,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-19 04:25:42,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-19 04:25:42,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-19 04:25:42,610 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-19 04:25:42,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-19 04:25:42,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-19 04:25:42,611 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-19 04:25:42,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-19 04:25:42,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-19 04:25:42,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-19 04:25:42,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-19 04:25:42,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-19 04:25:42,613 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-PN-NoLbe-Before.epf [2022-01-19 04:25:42,636 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-19 04:25:42,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-19 04:25:42,637 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-19 04:25:42,637 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-19 04:25:42,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-19 04:25:42,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-19 04:25:42,638 INFO L138 SettingsManager]: * Use SBE=true [2022-01-19 04:25:42,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-19 04:25:42,638 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-19 04:25:42,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-19 04:25:42,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-19 04:25:42,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-19 04:25:42,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-19 04:25:42,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-19 04:25:42,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-19 04:25:42,639 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-19 04:25:42,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-19 04:25:42,639 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-19 04:25:42,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-19 04:25:42,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-19 04:25:42,639 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-19 04:25:42,639 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-19 04:25:42,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-19 04:25:42,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 04:25:42,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-19 04:25:42,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-19 04:25:42,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-19 04:25:42,640 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-19 04:25:42,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-19 04:25:42,640 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-19 04:25:42,640 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-19 04:25:42,640 INFO L138 SettingsManager]: * When to check the insufficient erros location relative to the other error locations=BEFORE [2022-01-19 04:25:42,640 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-19 04:25:42,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-19 04:25:42,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-19 04:25:42,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-19 04:25:42,822 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-19 04:25:42,831 INFO L275 PluginConnector]: CDTParser initialized [2022-01-19 04:25:42,832 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/26_stack_cas_longest-2.i [2022-01-19 04:25:42,865 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7edf0d408/24316af4e3a64483b9549401deaa9825/FLAG5a368f640 [2022-01-19 04:25:43,377 INFO L306 CDTParser]: Found 1 translation units. [2022-01-19 04:25:43,378 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/26_stack_cas_longest-2.i [2022-01-19 04:25:43,402 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7edf0d408/24316af4e3a64483b9549401deaa9825/FLAG5a368f640 [2022-01-19 04:25:43,911 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7edf0d408/24316af4e3a64483b9549401deaa9825 [2022-01-19 04:25:43,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-19 04:25:43,913 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-19 04:25:43,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-19 04:25:43,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-19 04:25:43,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-19 04:25:43,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 04:25:43" (1/1) ... [2022-01-19 04:25:43,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ea6119 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:25:43, skipping insertion in model container [2022-01-19 04:25:43,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 04:25:43" (1/1) ... [2022-01-19 04:25:43,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-19 04:25:43,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-19 04:25:44,199 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-ext/26_stack_cas_longest-2.i[31164,31177] [2022-01-19 04:25:44,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-19 04:25:44,222 INFO L203 MainTranslator]: Completed pre-run [2022-01-19 04:25:44,268 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-ext/26_stack_cas_longest-2.i[31164,31177] [2022-01-19 04:25:44,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-19 04:25:44,300 INFO L208 MainTranslator]: Completed translation [2022-01-19 04:25:44,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:25:44 WrapperNode [2022-01-19 04:25:44,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-19 04:25:44,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-19 04:25:44,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-19 04:25:44,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-19 04:25:44,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:25:44" (1/1) ... [2022-01-19 04:25:44,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:25:44" (1/1) ... [2022-01-19 04:25:44,351 INFO L137 Inliner]: procedures = 177, calls = 47, calls flagged for inlining = 16, calls inlined = 19, statements flattened = 187 [2022-01-19 04:25:44,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-19 04:25:44,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-19 04:25:44,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-19 04:25:44,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-19 04:25:44,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:25:44" (1/1) ... [2022-01-19 04:25:44,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:25:44" (1/1) ... [2022-01-19 04:25:44,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:25:44" (1/1) ... [2022-01-19 04:25:44,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:25:44" (1/1) ... [2022-01-19 04:25:44,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:25:44" (1/1) ... [2022-01-19 04:25:44,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:25:44" (1/1) ... [2022-01-19 04:25:44,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:25:44" (1/1) ... [2022-01-19 04:25:44,392 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-19 04:25:44,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-19 04:25:44,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-19 04:25:44,392 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-19 04:25:44,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:25:44" (1/1) ... [2022-01-19 04:25:44,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 04:25:44,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 04:25:44,414 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) [2022-01-19 04:25:44,425 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 [2022-01-19 04:25:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-19 04:25:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-01-19 04:25:44,462 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-01-19 04:25:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-19 04:25:44,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-19 04:25:44,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-19 04:25:44,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-19 04:25:44,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-19 04:25:44,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-19 04:25:44,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-19 04:25:44,464 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-19 04:25:44,587 INFO L234 CfgBuilder]: Building ICFG [2022-01-19 04:25:44,588 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-19 04:25:44,847 INFO L275 CfgBuilder]: Performing block encoding [2022-01-19 04:25:44,909 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-19 04:25:44,909 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-01-19 04:25:44,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.01 04:25:44 BoogieIcfgContainer [2022-01-19 04:25:44,911 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-19 04:25:44,912 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-19 04:25:44,912 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-19 04:25:44,914 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-19 04:25:44,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.01 04:25:43" (1/3) ... [2022-01-19 04:25:44,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ce13272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.01 04:25:44, skipping insertion in model container [2022-01-19 04:25:44,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:25:44" (2/3) ... [2022-01-19 04:25:44,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ce13272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.01 04:25:44, skipping insertion in model container [2022-01-19 04:25:44,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.01 04:25:44" (3/3) ... [2022-01-19 04:25:44,916 INFO L111 eAbstractionObserver]: Analyzing ICFG 26_stack_cas_longest-2.i [2022-01-19 04:25:44,919 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-19 04:25:44,919 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-19 04:25:44,919 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-19 04:25:44,945 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,946 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,946 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,946 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,946 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,946 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,946 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,946 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,946 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,946 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,946 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,947 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,947 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,947 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,947 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,947 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,947 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,947 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,947 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,947 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,948 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,948 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,948 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,948 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,948 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,948 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,948 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,948 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,949 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,949 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,949 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,949 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,949 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,949 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,949 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,950 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,950 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,950 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,950 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,950 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,950 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,950 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,950 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,950 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,951 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,951 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,951 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,951 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,951 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,951 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,951 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,951 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,952 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,952 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,952 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,952 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,952 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,952 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,952 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,952 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,952 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,952 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,953 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,953 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,953 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,953 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,953 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,953 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,954 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,954 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,954 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,954 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,954 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,954 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,954 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,954 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,955 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,955 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,955 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,955 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,955 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,955 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,955 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,955 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,955 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,955 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,955 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,956 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,956 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,956 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,956 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,956 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,956 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,956 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,956 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,956 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,956 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,957 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,957 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,957 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,957 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,957 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,957 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,957 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,957 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,958 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,958 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,958 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,958 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,958 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,958 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,958 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,959 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,959 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,959 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,959 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,959 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,959 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,959 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,960 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,960 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,960 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,960 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,960 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,960 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,960 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,961 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,961 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,961 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,961 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,961 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,961 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,961 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,961 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,962 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,962 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,962 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,962 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,962 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,962 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,962 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,962 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,962 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,962 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,963 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,963 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,963 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,963 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,963 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,963 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,963 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,963 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,964 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,964 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,964 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,964 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,964 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,964 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,964 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,964 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,964 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,964 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,965 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,965 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,965 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,965 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,965 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,965 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,965 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,965 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,965 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,965 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,966 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,966 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,966 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,966 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,966 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,966 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,967 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,967 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,967 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,967 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,967 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,967 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,967 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,967 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,967 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,968 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,968 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,968 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,968 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,969 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,969 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,969 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,969 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,969 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,970 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,970 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,970 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,970 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,970 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,970 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,970 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,970 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,970 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,971 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,971 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,971 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,971 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,971 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,971 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,971 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,971 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,971 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,971 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,972 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,972 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,972 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,972 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,972 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,973 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,973 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,973 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,973 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,973 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,973 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,973 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,973 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,973 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,973 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,974 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,974 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,974 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,974 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,974 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,974 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,974 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,974 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,974 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,974 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,974 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,975 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,975 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,975 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,975 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,975 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,975 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,975 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,975 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,975 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,976 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,976 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,976 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,976 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,976 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,976 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,976 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,976 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,976 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,977 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,977 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,977 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,977 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,977 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,977 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,977 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,977 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,977 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,977 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,977 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,978 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,978 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,978 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,978 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:44,978 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,001 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,001 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,001 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,001 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,001 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,002 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,002 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,002 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,002 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,003 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,003 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,003 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,003 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,003 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,003 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,003 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,003 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,003 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,004 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,004 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,004 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,004 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,005 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,005 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,005 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,005 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,005 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,006 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,006 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,006 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,006 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,006 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,006 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,006 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,006 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,007 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,007 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,007 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,007 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,007 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,007 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,007 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,007 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,009 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,009 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,010 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,010 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,010 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#in~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,010 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,010 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,010 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,010 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,010 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,010 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,011 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,011 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#in~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,011 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,011 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~d#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,011 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,011 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,011 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,011 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,011 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~oldTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,012 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,012 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,012 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,012 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,012 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,012 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,012 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,012 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,012 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,012 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,013 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_~r#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,013 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,013 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,013 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,013 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~r~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,013 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,013 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,013 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_assert_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,013 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,013 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,014 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,014 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_index_malloc_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,014 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,014 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~#casret~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,014 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_~newTop~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,014 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,014 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,014 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_~arg~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,014 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,014 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,015 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_push_loop_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,015 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_isEmpty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:25:45,015 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-01-19 04:25:45,042 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-19 04:25:45,046 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=false, mAutomataTypeConcurrency=PETRI_NET, 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 [2022-01-19 04:25:45,046 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-01-19 04:25:45,052 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 117 places, 124 transitions, 253 flow [2022-01-19 04:25:45,098 INFO L129 PetriNetUnfolder]: 11/135 cut-off events. [2022-01-19 04:25:45,098 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-01-19 04:25:45,101 INFO L84 FinitePrefix]: Finished finitePrefix Result has 140 conditions, 135 events. 11/135 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 141 event pairs, 0 based on Foata normal form. 0/121 useless extension candidates. Maximal degree in co-relation 97. Up to 4 conditions per place. [2022-01-19 04:25:45,101 INFO L82 GeneralOperation]: Start removeDead. Operand has 117 places, 124 transitions, 253 flow [2022-01-19 04:25:45,105 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 117 places, 124 transitions, 253 flow [2022-01-19 04:25:45,132 INFO L129 PetriNetUnfolder]: 9/127 cut-off events. [2022-01-19 04:25:45,133 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-01-19 04:25:45,133 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:25:45,133 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:25:45,133 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:25:45,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:25:45,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1609378761, now seen corresponding path program 1 times [2022-01-19 04:25:45,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:25:45,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426212170] [2022-01-19 04:25:45,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:25:45,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:25:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:25:45,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:25:45,441 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:25:45,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426212170] [2022-01-19 04:25:45,442 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426212170] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:25:45,442 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:25:45,442 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-19 04:25:45,443 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522053106] [2022-01-19 04:25:45,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:25:45,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 04:25:45,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:25:45,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 04:25:45,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 04:25:45,479 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 124 [2022-01-19 04:25:45,483 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 124 transitions, 253 flow. Second operand has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 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) [2022-01-19 04:25:45,484 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:25:45,484 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 124 [2022-01-19 04:25:45,484 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:25:45,571 INFO L129 PetriNetUnfolder]: 5/132 cut-off events. [2022-01-19 04:25:45,571 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-01-19 04:25:45,571 INFO L84 FinitePrefix]: Finished finitePrefix Result has 156 conditions, 132 events. 5/132 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 85 event pairs, 0 based on Foata normal form. 19/145 useless extension candidates. Maximal degree in co-relation 117. Up to 12 conditions per place. [2022-01-19 04:25:45,572 INFO L132 encePairwiseOnDemand]: 115/124 looper letters, 16 selfloop transitions, 2 changer transitions 4/114 dead transitions. [2022-01-19 04:25:45,572 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 114 transitions, 269 flow [2022-01-19 04:25:45,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 04:25:45,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 04:25:45,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 341 transitions. [2022-01-19 04:25:45,586 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9166666666666666 [2022-01-19 04:25:45,586 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 341 transitions. [2022-01-19 04:25:45,587 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 341 transitions. [2022-01-19 04:25:45,588 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:25:45,589 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 341 transitions. [2022-01-19 04:25:45,594 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 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) [2022-01-19 04:25:45,597 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 124.0) internal successors, (496), 4 states have internal predecessors, (496), 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) [2022-01-19 04:25:45,597 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 124.0) internal successors, (496), 4 states have internal predecessors, (496), 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) [2022-01-19 04:25:45,599 INFO L186 Difference]: Start difference. First operand has 117 places, 124 transitions, 253 flow. Second operand 3 states and 341 transitions. [2022-01-19 04:25:45,600 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 114 transitions, 269 flow [2022-01-19 04:25:45,602 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 114 transitions, 269 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-01-19 04:25:45,604 INFO L242 Difference]: Finished difference. Result has 111 places, 107 transitions, 229 flow [2022-01-19 04:25:45,605 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=225, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=110, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=108, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=229, PETRI_PLACES=111, PETRI_TRANSITIONS=107} [2022-01-19 04:25:45,607 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, -6 predicate places. [2022-01-19 04:25:45,607 INFO L470 AbstractCegarLoop]: Abstraction has has 111 places, 107 transitions, 229 flow [2022-01-19 04:25:45,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 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) [2022-01-19 04:25:45,607 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:25:45,607 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:25:45,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-19 04:25:45,608 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:25:45,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:25:45,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1313509467, now seen corresponding path program 1 times [2022-01-19 04:25:45,608 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:25:45,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326962688] [2022-01-19 04:25:45,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:25:45,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:25:45,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:25:45,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:25:45,680 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:25:45,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326962688] [2022-01-19 04:25:45,680 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326962688] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:25:45,681 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:25:45,681 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-19 04:25:45,681 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872996924] [2022-01-19 04:25:45,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:25:45,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-19 04:25:45,682 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:25:45,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-19 04:25:45,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-19 04:25:45,683 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 124 [2022-01-19 04:25:45,683 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 107 transitions, 229 flow. Second operand has 4 states, 4 states have (on average 102.75) internal successors, (411), 4 states have internal predecessors, (411), 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) [2022-01-19 04:25:45,684 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:25:45,684 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 124 [2022-01-19 04:25:45,684 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:25:45,738 INFO L129 PetriNetUnfolder]: 4/127 cut-off events. [2022-01-19 04:25:45,738 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-01-19 04:25:45,739 INFO L84 FinitePrefix]: Finished finitePrefix Result has 156 conditions, 127 events. 4/127 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 54 event pairs, 0 based on Foata normal form. 0/124 useless extension candidates. Maximal degree in co-relation 114. Up to 11 conditions per place. [2022-01-19 04:25:45,740 INFO L132 encePairwiseOnDemand]: 120/124 looper letters, 12 selfloop transitions, 3 changer transitions 0/106 dead transitions. [2022-01-19 04:25:45,740 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 106 transitions, 257 flow [2022-01-19 04:25:45,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-19 04:25:45,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-01-19 04:25:45,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 516 transitions. [2022-01-19 04:25:45,743 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.832258064516129 [2022-01-19 04:25:45,743 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 516 transitions. [2022-01-19 04:25:45,743 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 516 transitions. [2022-01-19 04:25:45,744 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:25:45,744 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 516 transitions. [2022-01-19 04:25:45,746 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 103.2) internal successors, (516), 5 states have internal predecessors, (516), 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) [2022-01-19 04:25:45,748 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 124.0) internal successors, (744), 6 states have internal predecessors, (744), 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) [2022-01-19 04:25:45,749 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 124.0) internal successors, (744), 6 states have internal predecessors, (744), 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) [2022-01-19 04:25:45,749 INFO L186 Difference]: Start difference. First operand has 111 places, 107 transitions, 229 flow. Second operand 5 states and 516 transitions. [2022-01-19 04:25:45,749 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 106 transitions, 257 flow [2022-01-19 04:25:45,751 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 106 transitions, 255 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-19 04:25:45,755 INFO L242 Difference]: Finished difference. Result has 110 places, 106 transitions, 231 flow [2022-01-19 04:25:45,760 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=225, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=231, PETRI_PLACES=110, PETRI_TRANSITIONS=106} [2022-01-19 04:25:45,760 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, -7 predicate places. [2022-01-19 04:25:45,761 INFO L470 AbstractCegarLoop]: Abstraction has has 110 places, 106 transitions, 231 flow [2022-01-19 04:25:45,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 102.75) internal successors, (411), 4 states have internal predecessors, (411), 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) [2022-01-19 04:25:45,761 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:25:45,761 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:25:45,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-19 04:25:45,762 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:25:45,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:25:45,763 INFO L85 PathProgramCache]: Analyzing trace with hash 909134527, now seen corresponding path program 1 times [2022-01-19 04:25:45,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:25:45,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446693606] [2022-01-19 04:25:45,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:25:45,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:25:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:25:45,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:25:45,917 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:25:45,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446693606] [2022-01-19 04:25:45,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446693606] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:25:45,918 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:25:45,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-19 04:25:45,918 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411970253] [2022-01-19 04:25:45,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:25:45,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-19 04:25:45,919 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:25:45,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-19 04:25:45,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-01-19 04:25:45,923 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 124 [2022-01-19 04:25:45,923 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 106 transitions, 231 flow. Second operand has 7 states, 7 states have (on average 92.0) internal successors, (644), 7 states have internal predecessors, (644), 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) [2022-01-19 04:25:45,924 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:25:45,924 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 124 [2022-01-19 04:25:45,924 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:25:46,050 INFO L129 PetriNetUnfolder]: 5/170 cut-off events. [2022-01-19 04:25:46,050 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-01-19 04:25:46,051 INFO L84 FinitePrefix]: Finished finitePrefix Result has 239 conditions, 170 events. 5/170 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 60 event pairs, 0 based on Foata normal form. 0/165 useless extension candidates. Maximal degree in co-relation 196. Up to 27 conditions per place. [2022-01-19 04:25:46,052 INFO L132 encePairwiseOnDemand]: 113/124 looper letters, 44 selfloop transitions, 10 changer transitions 0/130 dead transitions. [2022-01-19 04:25:46,052 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 130 transitions, 387 flow [2022-01-19 04:25:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-19 04:25:46,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-01-19 04:25:46,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 856 transitions. [2022-01-19 04:25:46,054 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7670250896057348 [2022-01-19 04:25:46,054 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 856 transitions. [2022-01-19 04:25:46,054 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 856 transitions. [2022-01-19 04:25:46,055 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:25:46,055 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 856 transitions. [2022-01-19 04:25:46,056 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 95.11111111111111) internal successors, (856), 9 states have internal predecessors, (856), 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) [2022-01-19 04:25:46,058 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 124.0) internal successors, (1240), 10 states have internal predecessors, (1240), 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) [2022-01-19 04:25:46,058 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 124.0) internal successors, (1240), 10 states have internal predecessors, (1240), 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) [2022-01-19 04:25:46,058 INFO L186 Difference]: Start difference. First operand has 110 places, 106 transitions, 231 flow. Second operand 9 states and 856 transitions. [2022-01-19 04:25:46,058 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 118 places, 130 transitions, 387 flow [2022-01-19 04:25:46,060 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 130 transitions, 382 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-01-19 04:25:46,063 INFO L242 Difference]: Finished difference. Result has 121 places, 114 transitions, 296 flow [2022-01-19 04:25:46,064 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=226, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=96, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=296, PETRI_PLACES=121, PETRI_TRANSITIONS=114} [2022-01-19 04:25:46,065 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 4 predicate places. [2022-01-19 04:25:46,065 INFO L470 AbstractCegarLoop]: Abstraction has has 121 places, 114 transitions, 296 flow [2022-01-19 04:25:46,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 92.0) internal successors, (644), 7 states have internal predecessors, (644), 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) [2022-01-19 04:25:46,066 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:25:46,066 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:25:46,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-19 04:25:46,066 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:25:46,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:25:46,069 INFO L85 PathProgramCache]: Analyzing trace with hash -1618351640, now seen corresponding path program 1 times [2022-01-19 04:25:46,069 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:25:46,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247716730] [2022-01-19 04:25:46,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:25:46,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:25:46,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:25:46,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:25:46,447 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:25:46,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247716730] [2022-01-19 04:25:46,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247716730] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:25:46,447 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:25:46,448 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-01-19 04:25:46,450 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095143278] [2022-01-19 04:25:46,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:25:46,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-01-19 04:25:46,451 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:25:46,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-01-19 04:25:46,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2022-01-19 04:25:46,453 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 55 out of 124 [2022-01-19 04:25:46,455 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 114 transitions, 296 flow. Second operand has 18 states, 18 states have (on average 57.833333333333336) internal successors, (1041), 18 states have internal predecessors, (1041), 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) [2022-01-19 04:25:46,455 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:25:46,455 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 55 of 124 [2022-01-19 04:25:46,455 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:25:47,185 INFO L129 PetriNetUnfolder]: 119/467 cut-off events. [2022-01-19 04:25:47,185 INFO L130 PetriNetUnfolder]: For 28/28 co-relation queries the response was YES. [2022-01-19 04:25:47,188 INFO L84 FinitePrefix]: Finished finitePrefix Result has 928 conditions, 467 events. 119/467 cut-off events. For 28/28 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1896 event pairs, 9 based on Foata normal form. 0/458 useless extension candidates. Maximal degree in co-relation 870. Up to 180 conditions per place. [2022-01-19 04:25:47,189 INFO L132 encePairwiseOnDemand]: 101/124 looper letters, 118 selfloop transitions, 39 changer transitions 0/201 dead transitions. [2022-01-19 04:25:47,189 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 201 transitions, 807 flow [2022-01-19 04:25:47,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-01-19 04:25:47,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2022-01-19 04:25:47,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 1475 transitions. [2022-01-19 04:25:47,193 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.4956317204301075 [2022-01-19 04:25:47,193 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 1475 transitions. [2022-01-19 04:25:47,193 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 1475 transitions. [2022-01-19 04:25:47,194 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:25:47,194 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 1475 transitions. [2022-01-19 04:25:47,196 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 61.458333333333336) internal successors, (1475), 24 states have internal predecessors, (1475), 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) [2022-01-19 04:25:47,200 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 124.0) internal successors, (3100), 25 states have internal predecessors, (3100), 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) [2022-01-19 04:25:47,201 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 124.0) internal successors, (3100), 25 states have internal predecessors, (3100), 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) [2022-01-19 04:25:47,201 INFO L186 Difference]: Start difference. First operand has 121 places, 114 transitions, 296 flow. Second operand 24 states and 1475 transitions. [2022-01-19 04:25:47,201 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 201 transitions, 807 flow [2022-01-19 04:25:47,204 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 201 transitions, 802 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-01-19 04:25:47,207 INFO L242 Difference]: Finished difference. Result has 155 places, 153 transitions, 541 flow [2022-01-19 04:25:47,208 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=292, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=541, PETRI_PLACES=155, PETRI_TRANSITIONS=153} [2022-01-19 04:25:47,208 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 38 predicate places. [2022-01-19 04:25:47,209 INFO L470 AbstractCegarLoop]: Abstraction has has 155 places, 153 transitions, 541 flow [2022-01-19 04:25:47,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 57.833333333333336) internal successors, (1041), 18 states have internal predecessors, (1041), 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) [2022-01-19 04:25:47,209 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:25:47,209 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:25:47,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-19 04:25:47,210 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:25:47,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:25:47,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1951883216, now seen corresponding path program 1 times [2022-01-19 04:25:47,211 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:25:47,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884887779] [2022-01-19 04:25:47,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:25:47,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:25:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:25:47,642 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:25:47,643 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:25:47,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884887779] [2022-01-19 04:25:47,643 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884887779] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-19 04:25:47,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1965693188] [2022-01-19 04:25:47,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:25:47,643 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 04:25:47,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 04:25:47,645 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-19 04:25:47,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-19 04:25:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:25:47,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 74 conjunts are in the unsatisfiable core [2022-01-19 04:25:47,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-19 04:25:48,204 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-01-19 04:25:48,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-19 04:25:48,302 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-01-19 04:25:48,597 INFO L353 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-01-19 04:25:48,597 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 30 [2022-01-19 04:25:48,727 INFO L353 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-01-19 04:25:48,727 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 34 [2022-01-19 04:25:48,960 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-01-19 04:25:48,960 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 20 [2022-01-19 04:25:49,141 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 17 [2022-01-19 04:25:49,145 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2022-01-19 04:25:49,154 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-01-19 04:25:49,334 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:25:49,334 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-19 04:25:49,386 INFO L353 Elim1Store]: treesize reduction 10, result has 73.0 percent of original size [2022-01-19 04:25:49,387 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 52 [2022-01-19 04:25:49,400 INFO L353 Elim1Store]: treesize reduction 10, result has 64.3 percent of original size [2022-01-19 04:25:49,400 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 47 [2022-01-19 04:25:49,415 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-01-19 04:25:49,439 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-01-19 04:25:49,446 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-19 04:25:49,446 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 13 [2022-01-19 04:25:49,450 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-01-19 04:25:49,459 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 17 [2022-01-19 04:25:49,722 WARN L838 $PredicateComparison]: unable to prove that (and (not (= |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| 0)) (not (= |c_~#top~0.base| |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base|)) (forall ((v_ArrVal_137 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_137) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2022-01-19 04:25:49,735 WARN L838 $PredicateComparison]: unable to prove that (and (not (= |c_~#top~0.base| |c_thr1Thread1of1ForFork0_push_~#casret~0#1.base|)) (not (= c_~next_alloc_idx~0 0)) (forall ((v_ArrVal_137 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_~#m~0.base| v_ArrVal_137) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2022-01-19 04:25:50,135 WARN L838 $PredicateComparison]: unable to prove that (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base_10| Int) (v_ArrVal_135 (Array Int Int))) (or (not (= (- 1) (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base_10| v_ArrVal_135) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) 0))) (< |v_thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base_10| |c_~#m2~0.base|) (and (forall ((v_ArrVal_137 (Array Int Int))) (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base_10| v_ArrVal_135) |c_~#m~0.base| v_ArrVal_137) |c_~#top~0.base|) |c_~#top~0.offset|) 0)) (not (= |c_~#top~0.base| |thr1Thread1of1ForFork0_push_~#casret~0#1.base|)) (not (= c_~next_alloc_idx~0 0))))) is different from false [2022-01-19 04:25:50,432 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-19 04:25:50,433 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 42 [2022-01-19 04:25:50,440 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-19 04:25:50,441 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 156 treesize of output 151 [2022-01-19 04:25:50,446 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-19 04:25:50,446 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 151 treesize of output 153 [2022-01-19 04:25:50,453 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 87 [2022-01-19 04:25:50,847 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:25:50,847 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1965693188] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-19 04:25:50,847 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-19 04:25:50,847 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 21, 17] total 54 [2022-01-19 04:25:50,847 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092391560] [2022-01-19 04:25:50,847 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-19 04:25:50,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2022-01-19 04:25:50,848 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:25:50,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2022-01-19 04:25:50,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=225, Invalid=2436, Unknown=3, NotChecked=306, Total=2970 [2022-01-19 04:25:50,851 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 124 [2022-01-19 04:25:50,853 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 153 transitions, 541 flow. Second operand has 55 states, 55 states have (on average 46.163636363636364) internal successors, (2539), 55 states have internal predecessors, (2539), 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) [2022-01-19 04:25:50,853 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:25:50,853 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 124 [2022-01-19 04:25:50,853 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:25:51,045 WARN L838 $PredicateComparison]: unable to prove that (and (= c_~next_alloc_idx~0 (select |c_#valid| 4)) (= |c_~#top~0.offset| 0) (= c_~next_alloc_idx~0 1) (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) 0) (= 4 |c_~#top~0.base|) (<= 5 |c_~#m2~0.base|) (forall ((|thr1Thread1of1ForFork0_push_~#casret~0#1.base| Int) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base_10| Int) (v_ArrVal_135 (Array Int Int))) (or (not (= (- 1) (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base_10| v_ArrVal_135) |thr1Thread1of1ForFork0_push_~#casret~0#1.base|) 0))) (< |v_thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base_10| |c_~#m2~0.base|) (and (forall ((v_ArrVal_137 (Array Int Int))) (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base_10| v_ArrVal_135) |c_~#m~0.base| v_ArrVal_137) |c_~#top~0.base|) |c_~#top~0.offset|) 0)) (not (= |c_~#top~0.base| |thr1Thread1of1ForFork0_push_~#casret~0#1.base|)) (not (= c_~next_alloc_idx~0 0))))) (not (= |c_ULTIMATE.start_main_~#t~0#1.base| |c_~#top~0.base|)) (= |c_~#m~0.base| 3)) is different from false [2022-01-19 04:25:55,548 INFO L129 PetriNetUnfolder]: 303/1413 cut-off events. [2022-01-19 04:25:55,548 INFO L130 PetriNetUnfolder]: For 465/465 co-relation queries the response was YES. [2022-01-19 04:25:55,555 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3636 conditions, 1413 events. 303/1413 cut-off events. For 465/465 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 8303 event pairs, 1 based on Foata normal form. 5/1401 useless extension candidates. Maximal degree in co-relation 3527. Up to 256 conditions per place. [2022-01-19 04:25:55,568 INFO L132 encePairwiseOnDemand]: 92/124 looper letters, 497 selfloop transitions, 157 changer transitions 0/688 dead transitions. [2022-01-19 04:25:55,568 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 256 places, 688 transitions, 3756 flow [2022-01-19 04:25:55,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2022-01-19 04:25:55,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2022-01-19 04:25:55,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 5020 transitions. [2022-01-19 04:25:55,587 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.39690069576217585 [2022-01-19 04:25:55,587 INFO L72 ComplementDD]: Start complementDD. Operand 102 states and 5020 transitions. [2022-01-19 04:25:55,587 INFO L73 IsDeterministic]: Start isDeterministic. Operand 102 states and 5020 transitions. [2022-01-19 04:25:55,591 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:25:55,592 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 102 states and 5020 transitions. [2022-01-19 04:25:55,608 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 103 states, 102 states have (on average 49.21568627450981) internal successors, (5020), 102 states have internal predecessors, (5020), 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) [2022-01-19 04:25:55,630 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 103 states, 103 states have (on average 124.0) internal successors, (12772), 103 states have internal predecessors, (12772), 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) [2022-01-19 04:25:55,633 INFO L81 ComplementDD]: Finished complementDD. Result has 103 states, 103 states have (on average 124.0) internal successors, (12772), 103 states have internal predecessors, (12772), 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) [2022-01-19 04:25:55,633 INFO L186 Difference]: Start difference. First operand has 155 places, 153 transitions, 541 flow. Second operand 102 states and 5020 transitions. [2022-01-19 04:25:55,634 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 256 places, 688 transitions, 3756 flow [2022-01-19 04:25:55,646 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 251 places, 688 transitions, 3725 flow, removed 0 selfloop flow, removed 5 redundant places. [2022-01-19 04:25:55,654 INFO L242 Difference]: Finished difference. Result has 275 places, 268 transitions, 1647 flow [2022-01-19 04:25:55,655 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=531, PETRI_DIFFERENCE_MINUEND_PLACES=150, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=153, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=48, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=102, PETRI_FLOW=1647, PETRI_PLACES=275, PETRI_TRANSITIONS=268} [2022-01-19 04:25:55,657 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 158 predicate places. [2022-01-19 04:25:55,657 INFO L470 AbstractCegarLoop]: Abstraction has has 275 places, 268 transitions, 1647 flow [2022-01-19 04:25:55,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 46.163636363636364) internal successors, (2539), 55 states have internal predecessors, (2539), 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) [2022-01-19 04:25:55,658 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:25:55,659 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:25:55,695 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-19 04:25:55,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 04:25:55,876 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:25:55,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:25:55,876 INFO L85 PathProgramCache]: Analyzing trace with hash -57963952, now seen corresponding path program 2 times [2022-01-19 04:25:55,876 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:25:55,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083294737] [2022-01-19 04:25:55,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:25:55,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:25:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:25:56,284 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:25:56,284 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:25:56,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083294737] [2022-01-19 04:25:56,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083294737] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-19 04:25:56,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2120858179] [2022-01-19 04:25:56,289 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-19 04:25:56,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 04:25:56,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 04:25:56,303 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-19 04:25:56,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-19 04:25:56,416 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-01-19 04:25:56,417 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-19 04:25:56,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 63 conjunts are in the unsatisfiable core [2022-01-19 04:25:56,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-19 04:25:56,546 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-01-19 04:25:56,547 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-01-19 04:25:57,160 INFO L353 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-01-19 04:25:57,160 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 15 [2022-01-19 04:25:57,354 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-01-19 04:25:57,477 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:25:57,477 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-19 04:25:57,534 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_207 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_207) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) is different from false [2022-01-19 04:25:57,596 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((v_ArrVal_207 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| Int) (v_ArrVal_200 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| v_ArrVal_200) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_207) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) .cse0) (or (not .cse0) (forall ((v_ArrVal_207 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_207) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))))) is different from false [2022-01-19 04:25:57,627 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or .cse0 (forall ((v_ArrVal_207 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| Int) (v_ArrVal_200 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| v_ArrVal_200) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_207) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (or (not .cse0) (forall ((v_ArrVal_207 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_207) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))))) is different from false [2022-01-19 04:25:57,643 INFO L353 Elim1Store]: treesize reduction 15, result has 64.3 percent of original size [2022-01-19 04:25:57,644 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 38 [2022-01-19 04:25:57,649 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-19 04:25:57,650 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 50 [2022-01-19 04:25:57,692 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2022-01-19 04:25:58,194 INFO L353 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-01-19 04:25:58,194 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-01-19 04:25:58,257 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-01-19 04:25:58,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2120858179] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-19 04:25:58,258 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-19 04:25:58,258 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 13] total 45 [2022-01-19 04:25:58,258 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64190461] [2022-01-19 04:25:58,258 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-19 04:25:58,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2022-01-19 04:25:58,258 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:25:58,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2022-01-19 04:25:58,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=1640, Unknown=3, NotChecked=252, Total=2070 [2022-01-19 04:25:58,262 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 49 out of 124 [2022-01-19 04:25:58,263 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 268 transitions, 1647 flow. Second operand has 46 states, 46 states have (on average 52.5) internal successors, (2415), 46 states have internal predecessors, (2415), 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) [2022-01-19 04:25:58,263 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:25:58,263 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 49 of 124 [2022-01-19 04:25:58,263 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:25:59,499 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or .cse0 (forall ((v_ArrVal_207 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| Int) (v_ArrVal_200 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| v_ArrVal_200) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_207) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (not (= |c_thr1Thread1of1ForFork0_push_~newTop~0#1| 0)) (= 4 |c_~#top~0.base|) (not (= c_~next_alloc_idx~0 0)) (not (= |c_ULTIMATE.start_main_~#t~0#1.base| |c_~#top~0.base|)) (or (not .cse0) (forall ((v_ArrVal_207 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_207) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))))) is different from false [2022-01-19 04:25:59,830 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (not (= |c_thr1Thread1of1ForFork0_index_malloc_~curr_alloc_idx~0#1| 0)) (or .cse0 (forall ((v_ArrVal_207 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| Int) (v_ArrVal_200 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| v_ArrVal_200) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_207) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))) (not (= |c_thr1Thread1of1ForFork0_push_~newTop~0#1| 0)) (not (= |c_ULTIMATE.start_main_~#t~0#1.base| |c_~#top~0.base|)) (not (= |c_thr1Thread1of1ForFork0_index_malloc_#res#1| 0)) (or (not .cse0) (forall ((v_ArrVal_207 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)))) (store .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7| (store (select .cse1 |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_7|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_207) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))))) is different from false [2022-01-19 04:25:59,961 INFO L129 PetriNetUnfolder]: 473/2471 cut-off events. [2022-01-19 04:25:59,961 INFO L130 PetriNetUnfolder]: For 4499/4499 co-relation queries the response was YES. [2022-01-19 04:25:59,975 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8105 conditions, 2471 events. 473/2471 cut-off events. For 4499/4499 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 17625 event pairs, 15 based on Foata normal form. 7/2454 useless extension candidates. Maximal degree in co-relation 7931. Up to 581 conditions per place. [2022-01-19 04:25:59,984 INFO L132 encePairwiseOnDemand]: 93/124 looper letters, 367 selfloop transitions, 157 changer transitions 0/564 dead transitions. [2022-01-19 04:25:59,984 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 564 transitions, 4395 flow [2022-01-19 04:25:59,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-01-19 04:25:59,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2022-01-19 04:25:59,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 2712 transitions. [2022-01-19 04:25:59,987 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.44634628044766295 [2022-01-19 04:25:59,987 INFO L72 ComplementDD]: Start complementDD. Operand 49 states and 2712 transitions. [2022-01-19 04:25:59,987 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 2712 transitions. [2022-01-19 04:25:59,989 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:25:59,989 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 49 states and 2712 transitions. [2022-01-19 04:25:59,992 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 50 states, 49 states have (on average 55.3469387755102) internal successors, (2712), 49 states have internal predecessors, (2712), 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) [2022-01-19 04:25:59,998 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 50 states, 50 states have (on average 124.0) internal successors, (6200), 50 states have internal predecessors, (6200), 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) [2022-01-19 04:25:59,999 INFO L81 ComplementDD]: Finished complementDD. Result has 50 states, 50 states have (on average 124.0) internal successors, (6200), 50 states have internal predecessors, (6200), 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) [2022-01-19 04:25:59,999 INFO L186 Difference]: Start difference. First operand has 275 places, 268 transitions, 1647 flow. Second operand 49 states and 2712 transitions. [2022-01-19 04:25:59,999 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 564 transitions, 4395 flow [2022-01-19 04:26:00,020 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 310 places, 564 transitions, 4179 flow, removed 78 selfloop flow, removed 13 redundant places. [2022-01-19 04:26:00,027 INFO L242 Difference]: Finished difference. Result has 343 places, 370 transitions, 2854 flow [2022-01-19 04:26:00,028 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=1499, PETRI_DIFFERENCE_MINUEND_PLACES=262, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=268, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=61, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=148, PETRI_DIFFERENCE_SUBTRAHEND_STATES=49, PETRI_FLOW=2854, PETRI_PLACES=343, PETRI_TRANSITIONS=370} [2022-01-19 04:26:00,030 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 226 predicate places. [2022-01-19 04:26:00,030 INFO L470 AbstractCegarLoop]: Abstraction has has 343 places, 370 transitions, 2854 flow [2022-01-19 04:26:00,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 52.5) internal successors, (2415), 46 states have internal predecessors, (2415), 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) [2022-01-19 04:26:00,031 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:26:00,031 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:26:00,049 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-01-19 04:26:00,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-01-19 04:26:00,251 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:26:00,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:26:00,251 INFO L85 PathProgramCache]: Analyzing trace with hash -937191809, now seen corresponding path program 1 times [2022-01-19 04:26:00,251 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:26:00,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857000987] [2022-01-19 04:26:00,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:26:00,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:26:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:26:00,293 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:26:00,293 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:26:00,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857000987] [2022-01-19 04:26:00,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857000987] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:26:00,293 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:26:00,293 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-19 04:26:00,293 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000295754] [2022-01-19 04:26:00,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:26:00,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-19 04:26:00,294 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:26:00,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-19 04:26:00,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-01-19 04:26:00,294 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 124 [2022-01-19 04:26:00,295 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 370 transitions, 2854 flow. Second operand has 6 states, 6 states have (on average 88.16666666666667) internal successors, (529), 6 states have internal predecessors, (529), 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) [2022-01-19 04:26:00,295 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:26:00,295 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 124 [2022-01-19 04:26:00,295 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:26:00,649 INFO L129 PetriNetUnfolder]: 220/1857 cut-off events. [2022-01-19 04:26:00,649 INFO L130 PetriNetUnfolder]: For 7194/7194 co-relation queries the response was YES. [2022-01-19 04:26:00,662 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6574 conditions, 1857 events. 220/1857 cut-off events. For 7194/7194 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 11954 event pairs, 5 based on Foata normal form. 0/1849 useless extension candidates. Maximal degree in co-relation 6492. Up to 546 conditions per place. [2022-01-19 04:26:00,668 INFO L132 encePairwiseOnDemand]: 114/124 looper letters, 91 selfloop transitions, 77 changer transitions 0/346 dead transitions. [2022-01-19 04:26:00,668 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 339 places, 346 transitions, 2968 flow [2022-01-19 04:26:00,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-01-19 04:26:00,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2022-01-19 04:26:00,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 707 transitions. [2022-01-19 04:26:00,669 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7127016129032258 [2022-01-19 04:26:00,669 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 707 transitions. [2022-01-19 04:26:00,669 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 707 transitions. [2022-01-19 04:26:00,670 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:26:00,670 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 707 transitions. [2022-01-19 04:26:00,671 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 88.375) internal successors, (707), 8 states have internal predecessors, (707), 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) [2022-01-19 04:26:00,671 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 124.0) internal successors, (1116), 9 states have internal predecessors, (1116), 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) [2022-01-19 04:26:00,672 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 124.0) internal successors, (1116), 9 states have internal predecessors, (1116), 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) [2022-01-19 04:26:00,672 INFO L186 Difference]: Start difference. First operand has 343 places, 370 transitions, 2854 flow. Second operand 8 states and 707 transitions. [2022-01-19 04:26:00,672 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 339 places, 346 transitions, 2968 flow [2022-01-19 04:26:00,704 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 321 places, 346 transitions, 2671 flow, removed 98 selfloop flow, removed 18 redundant places. [2022-01-19 04:26:00,708 INFO L242 Difference]: Finished difference. Result has 328 places, 341 transitions, 2642 flow [2022-01-19 04:26:00,709 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=2142, PETRI_DIFFERENCE_MINUEND_PLACES=314, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=321, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=59, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=254, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=2642, PETRI_PLACES=328, PETRI_TRANSITIONS=341} [2022-01-19 04:26:00,709 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 211 predicate places. [2022-01-19 04:26:00,709 INFO L470 AbstractCegarLoop]: Abstraction has has 328 places, 341 transitions, 2642 flow [2022-01-19 04:26:00,710 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 88.16666666666667) internal successors, (529), 6 states have internal predecessors, (529), 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) [2022-01-19 04:26:00,710 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:26:00,710 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:26:00,710 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-19 04:26:00,710 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:26:00,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:26:00,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1889499565, now seen corresponding path program 1 times [2022-01-19 04:26:00,710 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:26:00,710 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185048936] [2022-01-19 04:26:00,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:26:00,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:26:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:26:00,756 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-01-19 04:26:00,756 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:26:00,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185048936] [2022-01-19 04:26:00,756 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185048936] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:26:00,756 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:26:00,756 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-19 04:26:00,756 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597577319] [2022-01-19 04:26:00,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:26:00,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 04:26:00,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:26:00,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 04:26:00,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-19 04:26:00,757 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 124 [2022-01-19 04:26:00,757 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 328 places, 341 transitions, 2642 flow. Second operand has 5 states, 5 states have (on average 104.2) internal successors, (521), 5 states have internal predecessors, (521), 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) [2022-01-19 04:26:00,757 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:26:00,758 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 124 [2022-01-19 04:26:00,758 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:26:01,235 INFO L129 PetriNetUnfolder]: 190/2204 cut-off events. [2022-01-19 04:26:01,236 INFO L130 PetriNetUnfolder]: For 7915/7926 co-relation queries the response was YES. [2022-01-19 04:26:01,246 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7374 conditions, 2204 events. 190/2204 cut-off events. For 7915/7926 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 15012 event pairs, 1 based on Foata normal form. 8/2212 useless extension candidates. Maximal degree in co-relation 7292. Up to 246 conditions per place. [2022-01-19 04:26:01,250 INFO L132 encePairwiseOnDemand]: 118/124 looper letters, 123 selfloop transitions, 12 changer transitions 0/371 dead transitions. [2022-01-19 04:26:01,250 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 334 places, 371 transitions, 3162 flow [2022-01-19 04:26:01,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 04:26:01,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 04:26:01,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 737 transitions. [2022-01-19 04:26:01,252 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8490783410138248 [2022-01-19 04:26:01,252 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 737 transitions. [2022-01-19 04:26:01,252 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 737 transitions. [2022-01-19 04:26:01,252 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:26:01,252 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 737 transitions. [2022-01-19 04:26:01,253 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 105.28571428571429) internal successors, (737), 7 states have internal predecessors, (737), 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) [2022-01-19 04:26:01,254 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 124.0) internal successors, (992), 8 states have internal predecessors, (992), 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) [2022-01-19 04:26:01,254 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 124.0) internal successors, (992), 8 states have internal predecessors, (992), 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) [2022-01-19 04:26:01,254 INFO L186 Difference]: Start difference. First operand has 328 places, 341 transitions, 2642 flow. Second operand 7 states and 737 transitions. [2022-01-19 04:26:01,254 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 334 places, 371 transitions, 3162 flow [2022-01-19 04:26:01,284 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 334 places, 371 transitions, 3110 flow, removed 26 selfloop flow, removed 0 redundant places. [2022-01-19 04:26:01,288 INFO L242 Difference]: Finished difference. Result has 339 places, 349 transitions, 2735 flow [2022-01-19 04:26:01,289 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=2590, PETRI_DIFFERENCE_MINUEND_PLACES=328, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=341, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=332, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2735, PETRI_PLACES=339, PETRI_TRANSITIONS=349} [2022-01-19 04:26:01,290 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 222 predicate places. [2022-01-19 04:26:01,290 INFO L470 AbstractCegarLoop]: Abstraction has has 339 places, 349 transitions, 2735 flow [2022-01-19 04:26:01,290 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 104.2) internal successors, (521), 5 states have internal predecessors, (521), 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) [2022-01-19 04:26:01,290 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:26:01,291 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:26:01,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-19 04:26:01,291 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:26:01,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:26:01,291 INFO L85 PathProgramCache]: Analyzing trace with hash 426799182, now seen corresponding path program 1 times [2022-01-19 04:26:01,291 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:26:01,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080402187] [2022-01-19 04:26:01,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:26:01,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:26:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:26:01,341 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:26:01,342 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:26:01,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080402187] [2022-01-19 04:26:01,342 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080402187] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-19 04:26:01,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1405577109] [2022-01-19 04:26:01,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:26:01,342 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 04:26:01,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 04:26:01,343 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-19 04:26:01,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-01-19 04:26:01,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:26:01,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 3 conjunts are in the unsatisfiable core [2022-01-19 04:26:01,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-19 04:26:01,634 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:26:01,634 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-19 04:26:01,859 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:26:01,859 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1405577109] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-19 04:26:01,859 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-19 04:26:01,859 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-01-19 04:26:01,859 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59710206] [2022-01-19 04:26:01,859 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-19 04:26:01,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-19 04:26:01,860 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:26:01,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-19 04:26:01,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-01-19 04:26:01,861 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 124 [2022-01-19 04:26:01,862 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 339 places, 349 transitions, 2735 flow. Second operand has 7 states, 7 states have (on average 109.28571428571429) internal successors, (765), 7 states have internal predecessors, (765), 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) [2022-01-19 04:26:01,862 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:26:01,862 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 124 [2022-01-19 04:26:01,862 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:26:02,158 INFO L129 PetriNetUnfolder]: 138/1503 cut-off events. [2022-01-19 04:26:02,159 INFO L130 PetriNetUnfolder]: For 5874/5884 co-relation queries the response was YES. [2022-01-19 04:26:02,191 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5086 conditions, 1503 events. 138/1503 cut-off events. For 5874/5884 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 7253 event pairs, 1 based on Foata normal form. 16/1519 useless extension candidates. Maximal degree in co-relation 4998. Up to 130 conditions per place. [2022-01-19 04:26:02,196 INFO L132 encePairwiseOnDemand]: 120/124 looper letters, 57 selfloop transitions, 14 changer transitions 0/294 dead transitions. [2022-01-19 04:26:02,196 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 318 places, 294 transitions, 2330 flow [2022-01-19 04:26:02,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-19 04:26:02,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-01-19 04:26:02,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 666 transitions. [2022-01-19 04:26:02,197 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8951612903225806 [2022-01-19 04:26:02,197 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 666 transitions. [2022-01-19 04:26:02,197 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 666 transitions. [2022-01-19 04:26:02,197 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:26:02,197 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 666 transitions. [2022-01-19 04:26:02,198 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 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) [2022-01-19 04:26:02,199 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 124.0) internal successors, (868), 7 states have internal predecessors, (868), 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) [2022-01-19 04:26:02,199 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 124.0) internal successors, (868), 7 states have internal predecessors, (868), 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) [2022-01-19 04:26:02,199 INFO L186 Difference]: Start difference. First operand has 339 places, 349 transitions, 2735 flow. Second operand 6 states and 666 transitions. [2022-01-19 04:26:02,199 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 318 places, 294 transitions, 2330 flow [2022-01-19 04:26:02,218 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 298 places, 294 transitions, 2148 flow, removed 89 selfloop flow, removed 20 redundant places. [2022-01-19 04:26:02,221 INFO L242 Difference]: Finished difference. Result has 302 places, 274 transitions, 1953 flow [2022-01-19 04:26:02,221 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=1888, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=272, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=259, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1953, PETRI_PLACES=302, PETRI_TRANSITIONS=274} [2022-01-19 04:26:02,222 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 185 predicate places. [2022-01-19 04:26:02,222 INFO L470 AbstractCegarLoop]: Abstraction has has 302 places, 274 transitions, 1953 flow [2022-01-19 04:26:02,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 109.28571428571429) internal successors, (765), 7 states have internal predecessors, (765), 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) [2022-01-19 04:26:02,222 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:26:02,223 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:26:02,241 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-01-19 04:26:02,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 04:26:02,439 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:26:02,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:26:02,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1609942870, now seen corresponding path program 1 times [2022-01-19 04:26:02,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:26:02,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615904546] [2022-01-19 04:26:02,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:26:02,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:26:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:26:02,665 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:26:02,665 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:26:02,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615904546] [2022-01-19 04:26:02,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615904546] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-19 04:26:02,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1038151812] [2022-01-19 04:26:02,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:26:02,665 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 04:26:02,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 04:26:02,678 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-19 04:26:02,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-01-19 04:26:02,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:26:02,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 71 conjunts are in the unsatisfiable core [2022-01-19 04:26:02,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-19 04:26:03,708 INFO L353 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-01-19 04:26:03,709 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-01-19 04:26:03,726 INFO L353 Elim1Store]: treesize reduction 26, result has 50.9 percent of original size [2022-01-19 04:26:03,726 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 72 [2022-01-19 04:26:03,736 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-01-19 04:26:03,755 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-01-19 04:26:03,786 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-01-19 04:26:03,794 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 38 [2022-01-19 04:26:03,799 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-01-19 04:26:03,812 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-01-19 04:26:03,833 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-01-19 04:26:04,112 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:26:04,112 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-19 04:26:04,233 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_thr1Thread1of1ForFork0_push_~oldTop~0#1| (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|)))) (and (or (forall ((v_ArrVal_459 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_12| Int)) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_12| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_459) |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_12|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1)) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)) (or (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_12| Int) (v_ArrVal_456 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_12| v_ArrVal_456) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) .cse0))) is different from false [2022-01-19 04:26:04,265 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (= (select (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset|) |c_thr1Thread1of1ForFork0_push_#t~mem8#1|))) (and (or (forall ((v_ArrVal_459 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_12| Int)) (not (= (select (select (store (store |c_#memory_int| |c_~#top~0.base| (store (select |c_#memory_int| |c_~#top~0.base|) |c_~#top~0.offset| |c_thr1Thread1of1ForFork0_push_~newTop~0#1|)) |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_12| (store (select (store |c_#memory_int| |c_~#top~0.base| v_ArrVal_459) |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_12|) |c_thr1Thread1of1ForFork0_push_~#casret~0#1.offset| 1)) |c_~#top~0.base|) |c_~#top~0.offset|) 0))) (not .cse0)) (or .cse0 (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_12| Int) (v_ArrVal_456 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r#1.base_12| v_ArrVal_456) |c_~#top~0.base|) |c_~#top~0.offset|) 0)))))) is different from false [2022-01-19 04:26:04,283 INFO L353 Elim1Store]: treesize reduction 13, result has 69.0 percent of original size [2022-01-19 04:26:04,283 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 56 treesize of output 67 [2022-01-19 04:26:04,296 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-19 04:26:04,296 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 85 [2022-01-19 04:26:04,299 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 54 [2022-01-19 04:26:04,999 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-01-19 04:26:04,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1038151812] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-19 04:26:04,999 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-19 04:26:04,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 20, 20] total 52 [2022-01-19 04:26:04,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460213413] [2022-01-19 04:26:04,999 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-19 04:26:05,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2022-01-19 04:26:05,000 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:26:05,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2022-01-19 04:26:05,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=2256, Unknown=2, NotChecked=198, Total=2756 [2022-01-19 04:26:05,002 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 62 out of 124 [2022-01-19 04:26:05,014 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 302 places, 274 transitions, 1953 flow. Second operand has 53 states, 53 states have (on average 66.49056603773585) internal successors, (3524), 53 states have internal predecessors, (3524), 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) [2022-01-19 04:26:05,015 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:26:05,015 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 62 of 124 [2022-01-19 04:26:05,015 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:26:09,131 INFO L129 PetriNetUnfolder]: 380/2497 cut-off events. [2022-01-19 04:26:09,131 INFO L130 PetriNetUnfolder]: For 10306/10314 co-relation queries the response was YES. [2022-01-19 04:26:09,142 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9697 conditions, 2497 events. 380/2497 cut-off events. For 10306/10314 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 14944 event pairs, 12 based on Foata normal form. 18/2514 useless extension candidates. Maximal degree in co-relation 9625. Up to 373 conditions per place. [2022-01-19 04:26:09,150 INFO L132 encePairwiseOnDemand]: 91/124 looper letters, 232 selfloop transitions, 193 changer transitions 297/774 dead transitions. [2022-01-19 04:26:09,150 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 439 places, 774 transitions, 7054 flow [2022-01-19 04:26:09,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2022-01-19 04:26:09,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2022-01-19 04:26:09,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 9123 transitions. [2022-01-19 04:26:09,180 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5331346423562412 [2022-01-19 04:26:09,181 INFO L72 ComplementDD]: Start complementDD. Operand 138 states and 9123 transitions. [2022-01-19 04:26:09,181 INFO L73 IsDeterministic]: Start isDeterministic. Operand 138 states and 9123 transitions. [2022-01-19 04:26:09,184 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:26:09,184 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 138 states and 9123 transitions. [2022-01-19 04:26:09,202 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 139 states, 138 states have (on average 66.1086956521739) internal successors, (9123), 138 states have internal predecessors, (9123), 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) [2022-01-19 04:26:09,223 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 139 states, 139 states have (on average 124.0) internal successors, (17236), 139 states have internal predecessors, (17236), 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) [2022-01-19 04:26:09,229 INFO L81 ComplementDD]: Finished complementDD. Result has 139 states, 139 states have (on average 124.0) internal successors, (17236), 139 states have internal predecessors, (17236), 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) [2022-01-19 04:26:09,229 INFO L186 Difference]: Start difference. First operand has 302 places, 274 transitions, 1953 flow. Second operand 138 states and 9123 transitions. [2022-01-19 04:26:09,229 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 439 places, 774 transitions, 7054 flow [2022-01-19 04:26:09,257 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 436 places, 774 transitions, 6779 flow, removed 130 selfloop flow, removed 3 redundant places. [2022-01-19 04:26:09,263 INFO L242 Difference]: Finished difference. Result has 483 places, 325 transitions, 2810 flow [2022-01-19 04:26:09,264 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=1932, PETRI_DIFFERENCE_MINUEND_PLACES=299, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=274, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=55, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=202, PETRI_DIFFERENCE_SUBTRAHEND_STATES=138, PETRI_FLOW=2810, PETRI_PLACES=483, PETRI_TRANSITIONS=325} [2022-01-19 04:26:09,265 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 366 predicate places. [2022-01-19 04:26:09,265 INFO L470 AbstractCegarLoop]: Abstraction has has 483 places, 325 transitions, 2810 flow [2022-01-19 04:26:09,265 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 66.49056603773585) internal successors, (3524), 53 states have internal predecessors, (3524), 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) [2022-01-19 04:26:09,265 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:26:09,266 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:26:09,283 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-01-19 04:26:09,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 04:26:09,467 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:26:09,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:26:09,467 INFO L85 PathProgramCache]: Analyzing trace with hash 2044764398, now seen corresponding path program 1 times [2022-01-19 04:26:09,468 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:26:09,468 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499127956] [2022-01-19 04:26:09,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:26:09,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:26:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:26:10,059 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:26:10,060 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:26:10,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499127956] [2022-01-19 04:26:10,060 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499127956] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-19 04:26:10,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2084617088] [2022-01-19 04:26:10,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:26:10,060 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 04:26:10,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 04:26:10,061 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-19 04:26:10,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-01-19 04:26:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:26:10,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 62 conjunts are in the unsatisfiable core [2022-01-19 04:26:10,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-19 04:26:10,318 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-01-19 04:26:10,320 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-01-19 04:26:11,033 INFO L353 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-01-19 04:26:11,033 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-01-19 04:26:11,063 INFO L353 Elim1Store]: treesize reduction 26, result has 50.9 percent of original size [2022-01-19 04:26:11,063 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 72 [2022-01-19 04:26:11,069 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-01-19 04:26:11,099 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 55 [2022-01-19 04:26:11,110 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-01-19 04:26:11,140 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 46 [2022-01-19 04:26:11,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-01-19 04:26:11,179 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-01-19 04:26:11,191 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-01-19 04:26:11,328 INFO L353 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-01-19 04:26:11,328 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 37 [2022-01-19 04:26:11,331 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2022-01-19 04:26:11,375 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-01-19 04:26:11,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-01-19 04:26:11,532 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Should have been eliminated by DER at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.DerPreprocessor.(DerPreprocessor.java:108) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:353) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:184) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne3(DualJunctionSaa.java:166) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne2(DualJunctionSaa.java:154) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne1(DualJunctionSaa.java:142) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne0(DualJunctionSaa.java:126) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne(DualJunctionSaa.java:110) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryExhaustivelyToEliminate(DualJunctionSaa.java:95) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:90) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:904) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:865) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:783) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:425) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:172) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:261) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:247) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:92) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:199) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:227) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:156) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-01-19 04:26:11,535 INFO L158 Benchmark]: Toolchain (without parser) took 27621.66ms. Allocated memory was 444.6MB in the beginning and 847.2MB in the end (delta: 402.7MB). Free memory was 386.7MB in the beginning and 534.4MB in the end (delta: -147.7MB). Peak memory consumption was 255.8MB. Max. memory is 16.0GB. [2022-01-19 04:26:11,535 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 444.6MB. Free memory is still 404.6MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-19 04:26:11,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 386.13ms. Allocated memory is still 444.6MB. Free memory was 386.5MB in the beginning and 402.9MB in the end (delta: -16.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. [2022-01-19 04:26:11,536 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.58ms. Allocated memory is still 444.6MB. Free memory was 402.9MB in the beginning and 400.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-19 04:26:11,536 INFO L158 Benchmark]: Boogie Preprocessor took 39.47ms. Allocated memory is still 444.6MB. Free memory was 400.4MB in the beginning and 398.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-19 04:26:11,536 INFO L158 Benchmark]: RCFGBuilder took 518.81ms. Allocated memory is still 444.6MB. Free memory was 398.8MB in the beginning and 370.7MB in the end (delta: 28.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. [2022-01-19 04:26:11,536 INFO L158 Benchmark]: TraceAbstraction took 26622.79ms. Allocated memory was 444.6MB in the beginning and 847.2MB in the end (delta: 402.7MB). Free memory was 369.8MB in the beginning and 534.4MB in the end (delta: -164.5MB). Peak memory consumption was 242.3MB. Max. memory is 16.0GB. [2022-01-19 04:26:11,537 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 444.6MB. Free memory is still 404.6MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 386.13ms. Allocated memory is still 444.6MB. Free memory was 386.5MB in the beginning and 402.9MB in the end (delta: -16.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 50.58ms. Allocated memory is still 444.6MB. Free memory was 402.9MB in the beginning and 400.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 39.47ms. Allocated memory is still 444.6MB. Free memory was 400.4MB in the beginning and 398.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 518.81ms. Allocated memory is still 444.6MB. Free memory was 398.8MB in the beginning and 370.7MB in the end (delta: 28.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. * TraceAbstraction took 26622.79ms. Allocated memory was 444.6MB in the beginning and 847.2MB in the end (delta: 402.7MB). Free memory was 369.8MB in the beginning and 534.4MB in the end (delta: -164.5MB). Peak memory consumption was 242.3MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Should have been eliminated by DER de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Should have been eliminated by DER: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.DerPreprocessor.(DerPreprocessor.java:108) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-01-19 04:26:11,566 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...