/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-After.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe035_power.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bf34d27 [2022-01-19 11:22:18,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-19 11:22:18,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-19 11:22:18,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-19 11:22:18,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-19 11:22:18,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-19 11:22:18,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-19 11:22:18,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-19 11:22:18,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-19 11:22:18,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-19 11:22:18,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-19 11:22:18,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-19 11:22:18,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-19 11:22:18,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-19 11:22:18,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-19 11:22:18,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-19 11:22:18,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-19 11:22:18,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-19 11:22:18,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-19 11:22:18,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-19 11:22:18,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-19 11:22:18,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-19 11:22:18,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-19 11:22:18,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-19 11:22:18,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-19 11:22:18,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-19 11:22:18,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-19 11:22:18,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-19 11:22:18,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-19 11:22:18,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-19 11:22:18,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-19 11:22:18,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-19 11:22:18,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-19 11:22:18,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-19 11:22:18,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-19 11:22:18,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-19 11:22:18,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-19 11:22:18,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-19 11:22:18,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-19 11:22:18,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-19 11:22:18,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-19 11:22:18,832 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-After.epf [2022-01-19 11:22:18,860 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-19 11:22:18,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-19 11:22:18,862 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-19 11:22:18,862 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-19 11:22:18,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-19 11:22:18,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-19 11:22:18,863 INFO L138 SettingsManager]: * Use SBE=true [2022-01-19 11:22:18,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-19 11:22:18,863 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-19 11:22:18,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-19 11:22:18,864 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-19 11:22:18,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-19 11:22:18,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-19 11:22:18,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-19 11:22:18,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-19 11:22:18,864 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-19 11:22:18,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-19 11:22:18,865 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-19 11:22:18,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-19 11:22:18,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-19 11:22:18,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-19 11:22:18,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-19 11:22:18,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-19 11:22:18,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 11:22:18,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-19 11:22:18,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-19 11:22:18,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-19 11:22:18,866 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-19 11:22:18,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-19 11:22:18,866 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-19 11:22:18,866 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-19 11:22:18,866 INFO L138 SettingsManager]: * When to check the insufficient erros location relative to the other error locations=AFTER [2022-01-19 11:22:18,866 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-19 11:22:19,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-19 11:22:19,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-19 11:22:19,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-19 11:22:19,146 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-19 11:22:19,146 INFO L275 PluginConnector]: CDTParser initialized [2022-01-19 11:22:19,147 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_power.i [2022-01-19 11:22:19,204 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31839f86/eadae61b3cf44b7ea687b71ab2e79392/FLAGc8b3c47f4 [2022-01-19 11:22:19,610 INFO L306 CDTParser]: Found 1 translation units. [2022-01-19 11:22:19,611 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.i [2022-01-19 11:22:19,626 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31839f86/eadae61b3cf44b7ea687b71ab2e79392/FLAGc8b3c47f4 [2022-01-19 11:22:19,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31839f86/eadae61b3cf44b7ea687b71ab2e79392 [2022-01-19 11:22:19,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-19 11:22:19,639 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-19 11:22:19,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-19 11:22:19,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-19 11:22:19,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-19 11:22:19,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 11:22:19" (1/1) ... [2022-01-19 11:22:19,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79e2380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 11:22:19, skipping insertion in model container [2022-01-19 11:22:19,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 11:22:19" (1/1) ... [2022-01-19 11:22:19,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-19 11:22:19,705 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-19 11:22:19,925 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.i[947,960] [2022-01-19 11:22:20,110 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-19 11:22:20,116 INFO L203 MainTranslator]: Completed pre-run [2022-01-19 11:22:20,127 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.i[947,960] [2022-01-19 11:22:20,204 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-19 11:22:20,242 INFO L208 MainTranslator]: Completed translation [2022-01-19 11:22:20,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 11:22:20 WrapperNode [2022-01-19 11:22:20,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-19 11:22:20,244 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-19 11:22:20,244 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-19 11:22:20,244 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-19 11:22:20,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 11:22:20" (1/1) ... [2022-01-19 11:22:20,267 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 11:22:20" (1/1) ... [2022-01-19 11:22:20,304 INFO L137 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 484 [2022-01-19 11:22:20,305 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-19 11:22:20,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-19 11:22:20,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-19 11:22:20,306 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-19 11:22:20,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 11:22:20" (1/1) ... [2022-01-19 11:22:20,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 11:22:20" (1/1) ... [2022-01-19 11:22:20,318 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 11:22:20" (1/1) ... [2022-01-19 11:22:20,319 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 11:22:20" (1/1) ... [2022-01-19 11:22:20,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 11:22:20" (1/1) ... [2022-01-19 11:22:20,348 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 11:22:20" (1/1) ... [2022-01-19 11:22:20,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 11:22:20" (1/1) ... [2022-01-19 11:22:20,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-19 11:22:20,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-19 11:22:20,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-19 11:22:20,371 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-19 11:22:20,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 11:22:20" (1/1) ... [2022-01-19 11:22:20,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 11:22:20,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 11:22:20,421 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 11:22:20,432 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 11:22:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-19 11:22:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-01-19 11:22:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-19 11:22:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-19 11:22:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-19 11:22:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-01-19 11:22:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-01-19 11:22:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-01-19 11:22:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-01-19 11:22:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-01-19 11:22:20,465 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-01-19 11:22:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-19 11:22:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-01-19 11:22:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-19 11:22:20,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-19 11:22:20,467 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 11:22:20,607 INFO L234 CfgBuilder]: Building ICFG [2022-01-19 11:22:20,608 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-19 11:22:21,358 INFO L275 CfgBuilder]: Performing block encoding [2022-01-19 11:22:22,028 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-19 11:22:22,028 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-01-19 11:22:22,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.01 11:22:22 BoogieIcfgContainer [2022-01-19 11:22:22,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-19 11:22:22,032 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-19 11:22:22,032 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-19 11:22:22,034 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-19 11:22:22,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.01 11:22:19" (1/3) ... [2022-01-19 11:22:22,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@799f39d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.01 11:22:22, skipping insertion in model container [2022-01-19 11:22:22,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 11:22:20" (2/3) ... [2022-01-19 11:22:22,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@799f39d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.01 11:22:22, skipping insertion in model container [2022-01-19 11:22:22,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.01 11:22:22" (3/3) ... [2022-01-19 11:22:22,036 INFO L111 eAbstractionObserver]: Analyzing ICFG safe035_power.i [2022-01-19 11:22:22,040 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-19 11:22:22,041 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-01-19 11:22:22,041 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-19 11:22:22,096 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,096 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,096 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,096 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,096 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,096 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,096 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,096 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,097 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,097 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,097 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,097 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,098 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,098 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,098 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,098 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,098 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,099 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,099 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,099 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,099 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,099 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,100 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,100 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,100 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,101 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,101 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,101 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,101 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,103 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,103 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,103 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,103 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,104 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,104 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,104 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,104 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,104 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,105 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,105 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,105 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,105 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,105 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,105 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,105 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,105 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,105 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,105 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,106 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,106 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,106 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,106 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,106 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,106 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,106 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,107 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,107 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,107 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,107 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,107 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,107 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,107 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,108 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,108 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,108 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,108 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,108 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,108 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,108 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,108 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,108 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,108 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,108 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,111 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,111 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,111 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,111 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,111 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,113 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,113 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,113 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,113 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,113 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,113 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,113 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,113 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,113 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,115 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,115 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,115 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,115 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,115 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,115 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,115 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,115 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,115 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,115 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,115 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,115 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,115 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,115 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,118 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,118 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,118 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,118 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,118 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,118 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,118 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,118 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,120 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,120 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,120 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,120 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,120 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,120 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,120 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,120 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,121 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,121 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,121 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,121 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,121 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,121 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,121 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,121 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,121 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,122 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,122 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,122 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,122 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,122 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,122 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,122 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,122 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,122 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,122 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,123 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,123 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,123 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,123 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,123 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,123 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,123 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,127 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,127 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,129 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,129 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,129 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,129 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,129 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,129 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,129 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,131 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,131 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,131 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,131 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,131 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,131 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,131 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,131 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,131 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,132 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,132 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,132 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,132 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,132 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,132 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,132 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,132 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,132 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,132 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,132 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,133 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,135 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,135 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,135 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,135 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,135 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,135 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,135 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,136 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,136 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,136 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,136 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,136 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,136 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,136 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,137 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,137 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,137 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,137 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,139 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,139 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,140 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,140 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,140 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,140 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,140 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,140 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,140 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,140 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,140 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,140 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,140 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,141 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,141 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,141 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,141 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,143 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,143 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,143 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,143 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,143 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,143 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,143 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,143 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,143 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,143 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,143 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,143 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,144 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,144 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,144 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,144 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,144 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,144 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,144 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,144 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,144 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,144 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,144 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,145 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,145 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,145 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,145 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,145 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,145 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,146 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,146 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,146 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,146 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,146 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,146 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,146 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,146 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,146 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,146 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,146 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,147 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,147 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,147 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,147 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,147 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,147 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,147 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,147 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,147 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,147 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,147 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,148 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,148 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,148 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,148 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,148 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,148 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,148 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,148 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,148 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,149 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,149 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,149 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,149 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,149 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,149 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,149 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 11:22:22,150 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-01-19 11:22:22,194 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-19 11:22:22,203 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 11:22:22,203 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-01-19 11:22:22,214 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 127 places, 119 transitions, 253 flow [2022-01-19 11:22:22,267 INFO L129 PetriNetUnfolder]: 2/116 cut-off events. [2022-01-19 11:22:22,267 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-01-19 11:22:22,271 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 116 events. 2/116 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 64 event pairs, 0 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 76. Up to 2 conditions per place. [2022-01-19 11:22:22,271 INFO L82 GeneralOperation]: Start removeDead. Operand has 127 places, 119 transitions, 253 flow [2022-01-19 11:22:22,276 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 124 places, 116 transitions, 241 flow [2022-01-19 11:22:22,302 INFO L129 PetriNetUnfolder]: 0/78 cut-off events. [2022-01-19 11:22:22,302 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-01-19 11:22:22,302 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:22,303 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] [2022-01-19 11:22:22,304 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:22,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:22,310 INFO L85 PathProgramCache]: Analyzing trace with hash 159138810, now seen corresponding path program 1 times [2022-01-19 11:22:22,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:22,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584943627] [2022-01-19 11:22:22,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:22,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:22,622 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 11:22:22,623 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:22,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584943627] [2022-01-19 11:22:22,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584943627] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:22,623 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:22,631 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-19 11:22:22,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469770508] [2022-01-19 11:22:22,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:22,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 11:22:22,643 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:22,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 11:22:22,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 11:22:22,672 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 119 [2022-01-19 11:22:22,676 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 124 places, 116 transitions, 241 flow. Second operand has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 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 11:22:22,676 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:22,676 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 119 [2022-01-19 11:22:22,677 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:23,193 INFO L129 PetriNetUnfolder]: 359/1823 cut-off events. [2022-01-19 11:22:23,193 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2022-01-19 11:22:23,201 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2415 conditions, 1823 events. 359/1823 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 83. Compared 15943 event pairs, 131 based on Foata normal form. 92/1812 useless extension candidates. Maximal degree in co-relation 2362. Up to 445 conditions per place. [2022-01-19 11:22:23,211 INFO L132 encePairwiseOnDemand]: 114/119 looper letters, 20 selfloop transitions, 2 changer transitions 0/119 dead transitions. [2022-01-19 11:22:23,211 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 119 transitions, 291 flow [2022-01-19 11:22:23,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 11:22:23,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 11:22:23,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 327 transitions. [2022-01-19 11:22:23,230 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9159663865546218 [2022-01-19 11:22:23,231 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 327 transitions. [2022-01-19 11:22:23,231 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 327 transitions. [2022-01-19 11:22:23,236 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:23,238 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 327 transitions. [2022-01-19 11:22:23,244 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 109.0) internal successors, (327), 3 states have internal predecessors, (327), 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 11:22:23,251 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 119.0) internal successors, (476), 4 states have internal predecessors, (476), 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 11:22:23,252 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 119.0) internal successors, (476), 4 states have internal predecessors, (476), 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 11:22:23,253 INFO L186 Difference]: Start difference. First operand has 124 places, 116 transitions, 241 flow. Second operand 3 states and 327 transitions. [2022-01-19 11:22:23,254 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 119 transitions, 291 flow [2022-01-19 11:22:23,261 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 119 transitions, 288 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-01-19 11:22:23,268 INFO L242 Difference]: Finished difference. Result has 121 places, 112 transitions, 234 flow [2022-01-19 11:22:23,270 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=112, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=234, PETRI_PLACES=121, PETRI_TRANSITIONS=112} [2022-01-19 11:22:23,273 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, -3 predicate places. [2022-01-19 11:22:23,273 INFO L470 AbstractCegarLoop]: Abstraction has has 121 places, 112 transitions, 234 flow [2022-01-19 11:22:23,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 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 11:22:23,274 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:23,274 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] [2022-01-19 11:22:23,275 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-19 11:22:23,275 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:23,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:23,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1597697283, now seen corresponding path program 1 times [2022-01-19 11:22:23,276 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:23,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025136998] [2022-01-19 11:22:23,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:23,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:23,556 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 11:22:23,556 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:23,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025136998] [2022-01-19 11:22:23,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025136998] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:23,557 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:23,557 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-19 11:22:23,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695680903] [2022-01-19 11:22:23,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:23,558 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-19 11:22:23,559 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:23,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-19 11:22:23,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-01-19 11:22:23,561 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 119 [2022-01-19 11:22:23,561 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 112 transitions, 234 flow. Second operand has 6 states, 6 states have (on average 95.83333333333333) internal successors, (575), 6 states have internal predecessors, (575), 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 11:22:23,562 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:23,562 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 119 [2022-01-19 11:22:23,562 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:24,404 INFO L129 PetriNetUnfolder]: 1143/2848 cut-off events. [2022-01-19 11:22:24,404 INFO L130 PetriNetUnfolder]: For 84/84 co-relation queries the response was YES. [2022-01-19 11:22:24,413 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4692 conditions, 2848 events. 1143/2848 cut-off events. For 84/84 co-relation queries the response was YES. Maximal size of possible extension queue 156. Compared 22066 event pairs, 206 based on Foata normal form. 0/2781 useless extension candidates. Maximal degree in co-relation 4639. Up to 561 conditions per place. [2022-01-19 11:22:24,420 INFO L132 encePairwiseOnDemand]: 113/119 looper letters, 24 selfloop transitions, 2 changer transitions 63/169 dead transitions. [2022-01-19 11:22:24,420 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 129 places, 169 transitions, 510 flow [2022-01-19 11:22:24,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-19 11:22:24,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-01-19 11:22:24,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 926 transitions. [2022-01-19 11:22:24,424 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8646125116713352 [2022-01-19 11:22:24,426 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 926 transitions. [2022-01-19 11:22:24,426 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 926 transitions. [2022-01-19 11:22:24,427 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:24,427 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 926 transitions. [2022-01-19 11:22:24,429 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 102.88888888888889) internal successors, (926), 9 states have internal predecessors, (926), 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 11:22:24,433 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 119.0) internal successors, (1190), 10 states have internal predecessors, (1190), 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 11:22:24,434 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 119.0) internal successors, (1190), 10 states have internal predecessors, (1190), 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 11:22:24,434 INFO L186 Difference]: Start difference. First operand has 121 places, 112 transitions, 234 flow. Second operand 9 states and 926 transitions. [2022-01-19 11:22:24,435 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 129 places, 169 transitions, 510 flow [2022-01-19 11:22:24,437 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 127 places, 169 transitions, 500 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-01-19 11:22:24,441 INFO L242 Difference]: Finished difference. Result has 134 places, 100 transitions, 226 flow [2022-01-19 11:22:24,441 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=112, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=226, PETRI_PLACES=134, PETRI_TRANSITIONS=100} [2022-01-19 11:22:24,442 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, 10 predicate places. [2022-01-19 11:22:24,442 INFO L470 AbstractCegarLoop]: Abstraction has has 134 places, 100 transitions, 226 flow [2022-01-19 11:22:24,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 95.83333333333333) internal successors, (575), 6 states have internal predecessors, (575), 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 11:22:24,442 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:24,442 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] [2022-01-19 11:22:24,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-19 11:22:24,443 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:24,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:24,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1540814522, now seen corresponding path program 1 times [2022-01-19 11:22:24,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:24,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247767646] [2022-01-19 11:22:24,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:24,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:24,796 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 11:22:24,797 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:24,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247767646] [2022-01-19 11:22:24,797 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247767646] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:24,797 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:24,797 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-19 11:22:24,798 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83120232] [2022-01-19 11:22:24,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:24,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-19 11:22:24,799 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:24,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-19 11:22:24,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-01-19 11:22:24,802 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 119 [2022-01-19 11:22:24,803 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 134 places, 100 transitions, 226 flow. Second operand has 8 states, 8 states have (on average 92.125) internal successors, (737), 8 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 11:22:24,803 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:24,803 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 119 [2022-01-19 11:22:24,804 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:25,651 INFO L129 PetriNetUnfolder]: 1189/2301 cut-off events. [2022-01-19 11:22:25,651 INFO L130 PetriNetUnfolder]: For 478/478 co-relation queries the response was YES. [2022-01-19 11:22:25,659 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4722 conditions, 2301 events. 1189/2301 cut-off events. For 478/478 co-relation queries the response was YES. Maximal size of possible extension queue 125. Compared 14053 event pairs, 463 based on Foata normal form. 47/2261 useless extension candidates. Maximal degree in co-relation 4659. Up to 1134 conditions per place. [2022-01-19 11:22:25,668 INFO L132 encePairwiseOnDemand]: 105/119 looper letters, 26 selfloop transitions, 15 changer transitions 49/166 dead transitions. [2022-01-19 11:22:25,668 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 166 transitions, 559 flow [2022-01-19 11:22:25,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-19 11:22:25,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-01-19 11:22:25,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 992 transitions. [2022-01-19 11:22:25,671 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8336134453781513 [2022-01-19 11:22:25,671 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 992 transitions. [2022-01-19 11:22:25,671 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 992 transitions. [2022-01-19 11:22:25,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:25,672 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 992 transitions. [2022-01-19 11:22:25,674 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 99.2) internal successors, (992), 10 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 11:22:25,676 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 119.0) internal successors, (1309), 11 states have internal predecessors, (1309), 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 11:22:25,677 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 119.0) internal successors, (1309), 11 states have internal predecessors, (1309), 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 11:22:25,677 INFO L186 Difference]: Start difference. First operand has 134 places, 100 transitions, 226 flow. Second operand 10 states and 992 transitions. [2022-01-19 11:22:25,677 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 166 transitions, 559 flow [2022-01-19 11:22:25,692 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 166 transitions, 525 flow, removed 14 selfloop flow, removed 8 redundant places. [2022-01-19 11:22:25,696 INFO L242 Difference]: Finished difference. Result has 125 places, 114 transitions, 328 flow [2022-01-19 11:22:25,697 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=210, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=328, PETRI_PLACES=125, PETRI_TRANSITIONS=114} [2022-01-19 11:22:25,699 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, 1 predicate places. [2022-01-19 11:22:25,699 INFO L470 AbstractCegarLoop]: Abstraction has has 125 places, 114 transitions, 328 flow [2022-01-19 11:22:25,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 92.125) internal successors, (737), 8 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 11:22:25,700 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:25,700 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] [2022-01-19 11:22:25,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-19 11:22:25,701 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:25,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:25,701 INFO L85 PathProgramCache]: Analyzing trace with hash 243236602, now seen corresponding path program 2 times [2022-01-19 11:22:25,701 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:25,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3706714] [2022-01-19 11:22:25,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:25,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:26,210 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 11:22:26,211 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:26,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3706714] [2022-01-19 11:22:26,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3706714] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:26,211 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:26,211 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-19 11:22:26,211 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650273201] [2022-01-19 11:22:26,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:26,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-01-19 11:22:26,212 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:26,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-01-19 11:22:26,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2022-01-19 11:22:26,214 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 87 out of 119 [2022-01-19 11:22:26,215 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 114 transitions, 328 flow. Second operand has 12 states, 12 states have (on average 88.66666666666667) internal successors, (1064), 12 states have internal predecessors, (1064), 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 11:22:26,215 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:26,215 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 87 of 119 [2022-01-19 11:22:26,215 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:27,253 INFO L129 PetriNetUnfolder]: 1317/2579 cut-off events. [2022-01-19 11:22:27,253 INFO L130 PetriNetUnfolder]: For 3988/10918 co-relation queries the response was YES. [2022-01-19 11:22:27,263 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8212 conditions, 2579 events. 1317/2579 cut-off events. For 3988/10918 co-relation queries the response was YES. Maximal size of possible extension queue 184. Compared 16892 event pairs, 462 based on Foata normal form. 38/2510 useless extension candidates. Maximal degree in co-relation 8145. Up to 1229 conditions per place. [2022-01-19 11:22:27,278 INFO L132 encePairwiseOnDemand]: 102/119 looper letters, 56 selfloop transitions, 22 changer transitions 25/176 dead transitions. [2022-01-19 11:22:27,278 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 129 places, 176 transitions, 871 flow [2022-01-19 11:22:27,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-19 11:22:27,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-01-19 11:22:27,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1038 transitions. [2022-01-19 11:22:27,281 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7929717341482048 [2022-01-19 11:22:27,281 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1038 transitions. [2022-01-19 11:22:27,281 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1038 transitions. [2022-01-19 11:22:27,282 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:27,282 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1038 transitions. [2022-01-19 11:22:27,284 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 94.36363636363636) internal successors, (1038), 11 states have internal predecessors, (1038), 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 11:22:27,286 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 119.0) internal successors, (1428), 12 states have internal predecessors, (1428), 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 11:22:27,286 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 119.0) internal successors, (1428), 12 states have internal predecessors, (1428), 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 11:22:27,286 INFO L186 Difference]: Start difference. First operand has 125 places, 114 transitions, 328 flow. Second operand 11 states and 1038 transitions. [2022-01-19 11:22:27,286 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 129 places, 176 transitions, 871 flow [2022-01-19 11:22:27,293 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 126 places, 176 transitions, 861 flow, removed 5 selfloop flow, removed 3 redundant places. [2022-01-19 11:22:27,295 INFO L242 Difference]: Finished difference. Result has 133 places, 135 transitions, 555 flow [2022-01-19 11:22:27,296 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=322, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=96, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=555, PETRI_PLACES=133, PETRI_TRANSITIONS=135} [2022-01-19 11:22:27,296 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, 9 predicate places. [2022-01-19 11:22:27,297 INFO L470 AbstractCegarLoop]: Abstraction has has 133 places, 135 transitions, 555 flow [2022-01-19 11:22:27,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 88.66666666666667) internal successors, (1064), 12 states have internal predecessors, (1064), 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 11:22:27,297 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:27,297 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] [2022-01-19 11:22:27,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-19 11:22:27,298 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:27,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:27,298 INFO L85 PathProgramCache]: Analyzing trace with hash -1885551681, now seen corresponding path program 1 times [2022-01-19 11:22:27,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:27,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581043365] [2022-01-19 11:22:27,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:27,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:27,621 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 11:22:27,622 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:27,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581043365] [2022-01-19 11:22:27,622 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581043365] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:27,622 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:27,622 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-01-19 11:22:27,622 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268796633] [2022-01-19 11:22:27,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:27,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-01-19 11:22:27,623 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:27,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-01-19 11:22:27,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2022-01-19 11:22:27,632 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 119 [2022-01-19 11:22:27,633 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 135 transitions, 555 flow. Second operand has 14 states, 14 states have (on average 87.57142857142857) internal successors, (1226), 14 states have internal predecessors, (1226), 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 11:22:27,633 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:27,633 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 119 [2022-01-19 11:22:27,633 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:28,671 INFO L129 PetriNetUnfolder]: 1159/2448 cut-off events. [2022-01-19 11:22:28,671 INFO L130 PetriNetUnfolder]: For 5729/13174 co-relation queries the response was YES. [2022-01-19 11:22:28,683 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8921 conditions, 2448 events. 1159/2448 cut-off events. For 5729/13174 co-relation queries the response was YES. Maximal size of possible extension queue 187. Compared 16699 event pairs, 494 based on Foata normal form. 29/2334 useless extension candidates. Maximal degree in co-relation 8845. Up to 1581 conditions per place. [2022-01-19 11:22:28,701 INFO L132 encePairwiseOnDemand]: 103/119 looper letters, 61 selfloop transitions, 30 changer transitions 37/200 dead transitions. [2022-01-19 11:22:28,701 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 200 transitions, 1263 flow [2022-01-19 11:22:28,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-01-19 11:22:28,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2022-01-19 11:22:28,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1378 transitions. [2022-01-19 11:22:28,705 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7719887955182073 [2022-01-19 11:22:28,705 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1378 transitions. [2022-01-19 11:22:28,705 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1378 transitions. [2022-01-19 11:22:28,706 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:28,706 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1378 transitions. [2022-01-19 11:22:28,709 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 91.86666666666666) internal successors, (1378), 15 states have internal predecessors, (1378), 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 11:22:28,712 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 119.0) internal successors, (1904), 16 states have internal predecessors, (1904), 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 11:22:28,712 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 119.0) internal successors, (1904), 16 states have internal predecessors, (1904), 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 11:22:28,712 INFO L186 Difference]: Start difference. First operand has 133 places, 135 transitions, 555 flow. Second operand 15 states and 1378 transitions. [2022-01-19 11:22:28,712 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 200 transitions, 1263 flow [2022-01-19 11:22:28,723 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 200 transitions, 1215 flow, removed 22 selfloop flow, removed 5 redundant places. [2022-01-19 11:22:28,725 INFO L242 Difference]: Finished difference. Result has 148 places, 153 transitions, 806 flow [2022-01-19 11:22:28,726 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=523, PETRI_DIFFERENCE_MINUEND_PLACES=125, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=135, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=806, PETRI_PLACES=148, PETRI_TRANSITIONS=153} [2022-01-19 11:22:28,726 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, 24 predicate places. [2022-01-19 11:22:28,726 INFO L470 AbstractCegarLoop]: Abstraction has has 148 places, 153 transitions, 806 flow [2022-01-19 11:22:28,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 87.57142857142857) internal successors, (1226), 14 states have internal predecessors, (1226), 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 11:22:28,727 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:28,727 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] [2022-01-19 11:22:28,727 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-19 11:22:28,728 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:28,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:28,728 INFO L85 PathProgramCache]: Analyzing trace with hash 261692887, now seen corresponding path program 1 times [2022-01-19 11:22:28,728 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:28,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303742053] [2022-01-19 11:22:28,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:28,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:28,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:29,012 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 11:22:29,012 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:29,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303742053] [2022-01-19 11:22:29,013 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303742053] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:29,013 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:29,013 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-01-19 11:22:29,013 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824622293] [2022-01-19 11:22:29,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:29,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-19 11:22:29,014 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:29,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-19 11:22:29,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-01-19 11:22:29,016 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 119 [2022-01-19 11:22:29,017 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 153 transitions, 806 flow. Second operand has 11 states, 11 states have (on average 88.0) internal successors, (968), 11 states have internal predecessors, (968), 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 11:22:29,017 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:29,017 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 119 [2022-01-19 11:22:29,017 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:30,187 INFO L129 PetriNetUnfolder]: 1443/2883 cut-off events. [2022-01-19 11:22:30,187 INFO L130 PetriNetUnfolder]: For 12550/29454 co-relation queries the response was YES. [2022-01-19 11:22:30,204 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12698 conditions, 2883 events. 1443/2883 cut-off events. For 12550/29454 co-relation queries the response was YES. Maximal size of possible extension queue 226. Compared 19592 event pairs, 194 based on Foata normal form. 67/2839 useless extension candidates. Maximal degree in co-relation 12612. Up to 1422 conditions per place. [2022-01-19 11:22:30,223 INFO L132 encePairwiseOnDemand]: 103/119 looper letters, 63 selfloop transitions, 59 changer transitions 49/243 dead transitions. [2022-01-19 11:22:30,223 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 154 places, 243 transitions, 1991 flow [2022-01-19 11:22:30,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-01-19 11:22:30,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-01-19 11:22:30,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1228 transitions. [2022-01-19 11:22:30,227 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7937944408532643 [2022-01-19 11:22:30,227 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1228 transitions. [2022-01-19 11:22:30,227 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1228 transitions. [2022-01-19 11:22:30,228 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:30,228 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1228 transitions. [2022-01-19 11:22:30,230 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 94.46153846153847) internal successors, (1228), 13 states have internal predecessors, (1228), 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 11:22:30,232 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 119.0) internal successors, (1666), 14 states have internal predecessors, (1666), 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 11:22:30,233 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 119.0) internal successors, (1666), 14 states have internal predecessors, (1666), 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 11:22:30,233 INFO L186 Difference]: Start difference. First operand has 148 places, 153 transitions, 806 flow. Second operand 13 states and 1228 transitions. [2022-01-19 11:22:30,233 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 154 places, 243 transitions, 1991 flow [2022-01-19 11:22:30,256 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 243 transitions, 1939 flow, removed 22 selfloop flow, removed 7 redundant places. [2022-01-19 11:22:30,259 INFO L242 Difference]: Finished difference. Result has 156 places, 187 transitions, 1328 flow [2022-01-19 11:22:30,259 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=762, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=153, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1328, PETRI_PLACES=156, PETRI_TRANSITIONS=187} [2022-01-19 11:22:30,260 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, 32 predicate places. [2022-01-19 11:22:30,260 INFO L470 AbstractCegarLoop]: Abstraction has has 156 places, 187 transitions, 1328 flow [2022-01-19 11:22:30,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 88.0) internal successors, (968), 11 states have internal predecessors, (968), 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 11:22:30,261 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:30,261 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] [2022-01-19 11:22:30,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-19 11:22:30,261 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:30,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:30,262 INFO L85 PathProgramCache]: Analyzing trace with hash -1676887911, now seen corresponding path program 2 times [2022-01-19 11:22:30,262 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:30,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005382821] [2022-01-19 11:22:30,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:30,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:30,375 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 11:22:30,375 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:30,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005382821] [2022-01-19 11:22:30,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005382821] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:30,376 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:30,376 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-19 11:22:30,376 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869495989] [2022-01-19 11:22:30,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:30,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-19 11:22:30,376 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:30,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-19 11:22:30,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-01-19 11:22:30,377 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 119 [2022-01-19 11:22:30,378 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 156 places, 187 transitions, 1328 flow. Second operand has 6 states, 6 states have (on average 92.5) internal successors, (555), 6 states have internal predecessors, (555), 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 11:22:30,378 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:30,378 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 119 [2022-01-19 11:22:30,378 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:32,747 INFO L129 PetriNetUnfolder]: 7338/12961 cut-off events. [2022-01-19 11:22:32,748 INFO L130 PetriNetUnfolder]: For 75298/75670 co-relation queries the response was YES. [2022-01-19 11:22:32,839 INFO L84 FinitePrefix]: Finished finitePrefix Result has 52617 conditions, 12961 events. 7338/12961 cut-off events. For 75298/75670 co-relation queries the response was YES. Maximal size of possible extension queue 732. Compared 102958 event pairs, 325 based on Foata normal form. 62/12735 useless extension candidates. Maximal degree in co-relation 52533. Up to 3364 conditions per place. [2022-01-19 11:22:32,897 INFO L132 encePairwiseOnDemand]: 109/119 looper letters, 183 selfloop transitions, 7 changer transitions 232/510 dead transitions. [2022-01-19 11:22:32,897 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 159 places, 510 transitions, 5278 flow [2022-01-19 11:22:32,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-19 11:22:32,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-01-19 11:22:32,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1022 transitions. [2022-01-19 11:22:32,900 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8588235294117647 [2022-01-19 11:22:32,901 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1022 transitions. [2022-01-19 11:22:32,901 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1022 transitions. [2022-01-19 11:22:32,901 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:32,901 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1022 transitions. [2022-01-19 11:22:32,904 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 102.2) internal successors, (1022), 10 states have internal predecessors, (1022), 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 11:22:32,906 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 119.0) internal successors, (1309), 11 states have internal predecessors, (1309), 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 11:22:32,906 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 119.0) internal successors, (1309), 11 states have internal predecessors, (1309), 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 11:22:32,907 INFO L186 Difference]: Start difference. First operand has 156 places, 187 transitions, 1328 flow. Second operand 10 states and 1022 transitions. [2022-01-19 11:22:32,907 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 159 places, 510 transitions, 5278 flow [2022-01-19 11:22:33,032 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 152 places, 510 transitions, 4999 flow, removed 139 selfloop flow, removed 7 redundant places. [2022-01-19 11:22:33,036 INFO L242 Difference]: Finished difference. Result has 158 places, 180 transitions, 1154 flow [2022-01-19 11:22:33,037 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=1092, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=176, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1154, PETRI_PLACES=158, PETRI_TRANSITIONS=180} [2022-01-19 11:22:33,037 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, 34 predicate places. [2022-01-19 11:22:33,037 INFO L470 AbstractCegarLoop]: Abstraction has has 158 places, 180 transitions, 1154 flow [2022-01-19 11:22:33,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 92.5) internal successors, (555), 6 states have internal predecessors, (555), 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 11:22:33,038 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:33,038 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] [2022-01-19 11:22:33,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-19 11:22:33,038 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:33,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:33,039 INFO L85 PathProgramCache]: Analyzing trace with hash -2056090756, now seen corresponding path program 1 times [2022-01-19 11:22:33,039 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:33,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131230084] [2022-01-19 11:22:33,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:33,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:33,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:33,438 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 11:22:33,439 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:33,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131230084] [2022-01-19 11:22:33,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131230084] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:33,439 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:33,439 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-19 11:22:33,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206043317] [2022-01-19 11:22:33,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:33,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-01-19 11:22:33,440 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:33,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-01-19 11:22:33,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2022-01-19 11:22:33,441 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 119 [2022-01-19 11:22:33,442 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 180 transitions, 1154 flow. Second operand has 12 states, 12 states have (on average 87.91666666666667) internal successors, (1055), 12 states have internal predecessors, (1055), 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 11:22:33,442 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:33,442 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 119 [2022-01-19 11:22:33,442 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:34,506 INFO L129 PetriNetUnfolder]: 1557/4733 cut-off events. [2022-01-19 11:22:34,506 INFO L130 PetriNetUnfolder]: For 16744/18157 co-relation queries the response was YES. [2022-01-19 11:22:34,536 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17847 conditions, 4733 events. 1557/4733 cut-off events. For 16744/18157 co-relation queries the response was YES. Maximal size of possible extension queue 337. Compared 46940 event pairs, 381 based on Foata normal form. 101/4554 useless extension candidates. Maximal degree in co-relation 17754. Up to 1058 conditions per place. [2022-01-19 11:22:34,555 INFO L132 encePairwiseOnDemand]: 104/119 looper letters, 93 selfloop transitions, 41 changer transitions 30/240 dead transitions. [2022-01-19 11:22:34,555 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 166 places, 240 transitions, 2101 flow [2022-01-19 11:22:34,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-01-19 11:22:34,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-01-19 11:22:34,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1215 transitions. [2022-01-19 11:22:34,559 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7853910795087266 [2022-01-19 11:22:34,559 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1215 transitions. [2022-01-19 11:22:34,559 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1215 transitions. [2022-01-19 11:22:34,560 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:34,560 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1215 transitions. [2022-01-19 11:22:34,562 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 93.46153846153847) internal successors, (1215), 13 states have internal predecessors, (1215), 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 11:22:34,564 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 119.0) internal successors, (1666), 14 states have internal predecessors, (1666), 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 11:22:34,565 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 119.0) internal successors, (1666), 14 states have internal predecessors, (1666), 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 11:22:34,565 INFO L186 Difference]: Start difference. First operand has 158 places, 180 transitions, 1154 flow. Second operand 13 states and 1215 transitions. [2022-01-19 11:22:34,565 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 166 places, 240 transitions, 2101 flow [2022-01-19 11:22:34,597 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 240 transitions, 2088 flow, removed 4 selfloop flow, removed 4 redundant places. [2022-01-19 11:22:34,601 INFO L242 Difference]: Finished difference. Result has 165 places, 173 transitions, 1220 flow [2022-01-19 11:22:34,601 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=1141, PETRI_DIFFERENCE_MINUEND_PLACES=150, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=180, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=34, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=144, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1220, PETRI_PLACES=165, PETRI_TRANSITIONS=173} [2022-01-19 11:22:34,601 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, 41 predicate places. [2022-01-19 11:22:34,602 INFO L470 AbstractCegarLoop]: Abstraction has has 165 places, 173 transitions, 1220 flow [2022-01-19 11:22:34,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 87.91666666666667) internal successors, (1055), 12 states have internal predecessors, (1055), 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 11:22:34,602 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:34,602 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] [2022-01-19 11:22:34,602 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-19 11:22:34,603 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:34,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:34,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1639559514, now seen corresponding path program 2 times [2022-01-19 11:22:34,603 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:34,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013591642] [2022-01-19 11:22:34,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:34,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:34,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:34,724 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 11:22:34,725 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:34,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013591642] [2022-01-19 11:22:34,725 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013591642] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:34,725 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:34,725 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-19 11:22:34,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822011456] [2022-01-19 11:22:34,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:34,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-19 11:22:34,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:34,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-19 11:22:34,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-01-19 11:22:34,727 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 119 [2022-01-19 11:22:34,727 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 173 transitions, 1220 flow. Second operand has 7 states, 7 states have (on average 92.42857142857143) internal successors, (647), 7 states have internal predecessors, (647), 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 11:22:34,727 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:34,727 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 119 [2022-01-19 11:22:34,727 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:36,034 INFO L129 PetriNetUnfolder]: 2690/5991 cut-off events. [2022-01-19 11:22:36,034 INFO L130 PetriNetUnfolder]: For 27132/27160 co-relation queries the response was YES. [2022-01-19 11:22:36,059 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24385 conditions, 5991 events. 2690/5991 cut-off events. For 27132/27160 co-relation queries the response was YES. Maximal size of possible extension queue 362. Compared 51578 event pairs, 299 based on Foata normal form. 184/6143 useless extension candidates. Maximal degree in co-relation 24296. Up to 1262 conditions per place. [2022-01-19 11:22:36,073 INFO L132 encePairwiseOnDemand]: 109/119 looper letters, 144 selfloop transitions, 18 changer transitions 121/370 dead transitions. [2022-01-19 11:22:36,073 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 370 transitions, 3576 flow [2022-01-19 11:22:36,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-19 11:22:36,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-01-19 11:22:36,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1126 transitions. [2022-01-19 11:22:36,077 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8601986249045073 [2022-01-19 11:22:36,077 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1126 transitions. [2022-01-19 11:22:36,077 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1126 transitions. [2022-01-19 11:22:36,078 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:36,078 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1126 transitions. [2022-01-19 11:22:36,080 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 102.36363636363636) internal successors, (1126), 11 states have internal predecessors, (1126), 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 11:22:36,082 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 119.0) internal successors, (1428), 12 states have internal predecessors, (1428), 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 11:22:36,083 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 119.0) internal successors, (1428), 12 states have internal predecessors, (1428), 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 11:22:36,083 INFO L186 Difference]: Start difference. First operand has 165 places, 173 transitions, 1220 flow. Second operand 11 states and 1126 transitions. [2022-01-19 11:22:36,083 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 370 transitions, 3576 flow [2022-01-19 11:22:36,131 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 171 places, 370 transitions, 3449 flow, removed 33 selfloop flow, removed 4 redundant places. [2022-01-19 11:22:36,135 INFO L242 Difference]: Finished difference. Result has 177 places, 166 transitions, 1125 flow [2022-01-19 11:22:36,136 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=1022, PETRI_DIFFERENCE_MINUEND_PLACES=161, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=151, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=1125, PETRI_PLACES=177, PETRI_TRANSITIONS=166} [2022-01-19 11:22:36,136 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, 53 predicate places. [2022-01-19 11:22:36,136 INFO L470 AbstractCegarLoop]: Abstraction has has 177 places, 166 transitions, 1125 flow [2022-01-19 11:22:36,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 92.42857142857143) internal successors, (647), 7 states have internal predecessors, (647), 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 11:22:36,137 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:36,137 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] [2022-01-19 11:22:36,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-19 11:22:36,137 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:36,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:36,138 INFO L85 PathProgramCache]: Analyzing trace with hash -1224440998, now seen corresponding path program 1 times [2022-01-19 11:22:36,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:36,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259286115] [2022-01-19 11:22:36,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:36,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:36,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:36,789 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 11:22:36,789 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:36,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259286115] [2022-01-19 11:22:36,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259286115] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:36,789 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:36,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 11:22:36,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105840889] [2022-01-19 11:22:36,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:36,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 11:22:36,790 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:36,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 11:22:36,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=268, Unknown=0, NotChecked=0, Total=342 [2022-01-19 11:22:36,792 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 119 [2022-01-19 11:22:36,793 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 166 transitions, 1125 flow. Second operand has 19 states, 19 states have (on average 84.47368421052632) internal successors, (1605), 19 states have internal predecessors, (1605), 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 11:22:36,793 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:36,794 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 119 [2022-01-19 11:22:36,794 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:38,404 INFO L129 PetriNetUnfolder]: 883/4175 cut-off events. [2022-01-19 11:22:38,404 INFO L130 PetriNetUnfolder]: For 15168/15506 co-relation queries the response was YES. [2022-01-19 11:22:38,423 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15354 conditions, 4175 events. 883/4175 cut-off events. For 15168/15506 co-relation queries the response was YES. Maximal size of possible extension queue 418. Compared 48395 event pairs, 65 based on Foata normal form. 34/4020 useless extension candidates. Maximal degree in co-relation 15249. Up to 1033 conditions per place. [2022-01-19 11:22:38,436 INFO L132 encePairwiseOnDemand]: 100/119 looper letters, 67 selfloop transitions, 52 changer transitions 68/275 dead transitions. [2022-01-19 11:22:38,436 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 192 places, 275 transitions, 2619 flow [2022-01-19 11:22:38,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-01-19 11:22:38,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2022-01-19 11:22:38,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 1965 transitions. [2022-01-19 11:22:38,441 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7505729564553094 [2022-01-19 11:22:38,441 INFO L72 ComplementDD]: Start complementDD. Operand 22 states and 1965 transitions. [2022-01-19 11:22:38,442 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 1965 transitions. [2022-01-19 11:22:38,443 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:38,443 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 1965 transitions. [2022-01-19 11:22:38,446 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 23 states, 22 states have (on average 89.31818181818181) internal successors, (1965), 22 states have internal predecessors, (1965), 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 11:22:38,451 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 23 states, 23 states have (on average 119.0) internal successors, (2737), 23 states have internal predecessors, (2737), 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 11:22:38,452 INFO L81 ComplementDD]: Finished complementDD. Result has 23 states, 23 states have (on average 119.0) internal successors, (2737), 23 states have internal predecessors, (2737), 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 11:22:38,452 INFO L186 Difference]: Start difference. First operand has 177 places, 166 transitions, 1125 flow. Second operand 22 states and 1965 transitions. [2022-01-19 11:22:38,452 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 192 places, 275 transitions, 2619 flow [2022-01-19 11:22:38,611 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 185 places, 275 transitions, 2507 flow, removed 26 selfloop flow, removed 7 redundant places. [2022-01-19 11:22:38,615 INFO L242 Difference]: Finished difference. Result has 199 places, 187 transitions, 1533 flow [2022-01-19 11:22:38,615 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=1031, PETRI_DIFFERENCE_MINUEND_PLACES=164, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=166, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=35, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=22, PETRI_FLOW=1533, PETRI_PLACES=199, PETRI_TRANSITIONS=187} [2022-01-19 11:22:38,616 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, 75 predicate places. [2022-01-19 11:22:38,616 INFO L470 AbstractCegarLoop]: Abstraction has has 199 places, 187 transitions, 1533 flow [2022-01-19 11:22:38,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 84.47368421052632) internal successors, (1605), 19 states have internal predecessors, (1605), 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 11:22:38,617 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:38,617 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] [2022-01-19 11:22:38,617 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-19 11:22:38,617 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:38,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:38,617 INFO L85 PathProgramCache]: Analyzing trace with hash 663213080, now seen corresponding path program 2 times [2022-01-19 11:22:38,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:38,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673446008] [2022-01-19 11:22:38,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:38,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:39,121 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 11:22:39,121 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:39,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673446008] [2022-01-19 11:22:39,121 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673446008] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:39,121 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:39,122 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-01-19 11:22:39,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829516400] [2022-01-19 11:22:39,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:39,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-01-19 11:22:39,122 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:39,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-01-19 11:22:39,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2022-01-19 11:22:39,124 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 119 [2022-01-19 11:22:39,125 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 199 places, 187 transitions, 1533 flow. Second operand has 17 states, 17 states have (on average 85.58823529411765) internal successors, (1455), 17 states have internal predecessors, (1455), 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 11:22:39,125 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:39,125 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 119 [2022-01-19 11:22:39,125 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:40,854 INFO L129 PetriNetUnfolder]: 1116/5391 cut-off events. [2022-01-19 11:22:40,854 INFO L130 PetriNetUnfolder]: For 21947/22151 co-relation queries the response was YES. [2022-01-19 11:22:40,891 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19131 conditions, 5391 events. 1116/5391 cut-off events. For 21947/22151 co-relation queries the response was YES. Maximal size of possible extension queue 559. Compared 66751 event pairs, 100 based on Foata normal form. 32/5168 useless extension candidates. Maximal degree in co-relation 19011. Up to 646 conditions per place. [2022-01-19 11:22:40,904 INFO L132 encePairwiseOnDemand]: 101/119 looper letters, 74 selfloop transitions, 52 changer transitions 55/270 dead transitions. [2022-01-19 11:22:40,904 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 206 places, 270 transitions, 3055 flow [2022-01-19 11:22:40,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-01-19 11:22:40,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2022-01-19 11:22:40,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1540 transitions. [2022-01-19 11:22:40,908 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7612456747404844 [2022-01-19 11:22:40,908 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 1540 transitions. [2022-01-19 11:22:40,909 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 1540 transitions. [2022-01-19 11:22:40,909 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:40,909 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 1540 transitions. [2022-01-19 11:22:40,912 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 90.58823529411765) internal successors, (1540), 17 states have internal predecessors, (1540), 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 11:22:40,914 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 119.0) internal successors, (2142), 18 states have internal predecessors, (2142), 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 11:22:40,915 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 119.0) internal successors, (2142), 18 states have internal predecessors, (2142), 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 11:22:40,915 INFO L186 Difference]: Start difference. First operand has 199 places, 187 transitions, 1533 flow. Second operand 17 states and 1540 transitions. [2022-01-19 11:22:40,915 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 206 places, 270 transitions, 3055 flow [2022-01-19 11:22:41,047 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 195 places, 270 transitions, 2934 flow, removed 56 selfloop flow, removed 11 redundant places. [2022-01-19 11:22:41,051 INFO L242 Difference]: Finished difference. Result has 206 places, 195 transitions, 1818 flow [2022-01-19 11:22:41,051 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=1448, PETRI_DIFFERENCE_MINUEND_PLACES=179, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=187, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=39, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=141, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=1818, PETRI_PLACES=206, PETRI_TRANSITIONS=195} [2022-01-19 11:22:41,052 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, 82 predicate places. [2022-01-19 11:22:41,052 INFO L470 AbstractCegarLoop]: Abstraction has has 206 places, 195 transitions, 1818 flow [2022-01-19 11:22:41,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 85.58823529411765) internal successors, (1455), 17 states have internal predecessors, (1455), 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 11:22:41,053 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:41,053 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] [2022-01-19 11:22:41,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-19 11:22:41,053 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:41,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:41,053 INFO L85 PathProgramCache]: Analyzing trace with hash -990162570, now seen corresponding path program 3 times [2022-01-19 11:22:41,054 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:41,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16348735] [2022-01-19 11:22:41,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:41,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:41,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:41,201 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 11:22:41,201 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:41,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16348735] [2022-01-19 11:22:41,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16348735] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:41,201 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:41,201 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-19 11:22:41,201 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920951106] [2022-01-19 11:22:41,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:41,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-19 11:22:41,202 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:41,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-19 11:22:41,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-01-19 11:22:41,203 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 119 [2022-01-19 11:22:41,209 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 206 places, 195 transitions, 1818 flow. Second operand has 8 states, 8 states have (on average 92.5) internal successors, (740), 8 states have internal predecessors, (740), 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 11:22:41,210 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:41,210 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 119 [2022-01-19 11:22:41,210 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:42,890 INFO L129 PetriNetUnfolder]: 3302/8014 cut-off events. [2022-01-19 11:22:42,891 INFO L130 PetriNetUnfolder]: For 89885/89994 co-relation queries the response was YES. [2022-01-19 11:22:42,936 INFO L84 FinitePrefix]: Finished finitePrefix Result has 42231 conditions, 8014 events. 3302/8014 cut-off events. For 89885/89994 co-relation queries the response was YES. Maximal size of possible extension queue 547. Compared 79560 event pairs, 415 based on Foata normal form. 96/8075 useless extension candidates. Maximal degree in co-relation 42163. Up to 1609 conditions per place. [2022-01-19 11:22:42,952 INFO L132 encePairwiseOnDemand]: 109/119 looper letters, 158 selfloop transitions, 22 changer transitions 123/395 dead transitions. [2022-01-19 11:22:42,953 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 213 places, 395 transitions, 5029 flow [2022-01-19 11:22:42,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-01-19 11:22:42,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2022-01-19 11:22:42,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1375 transitions. [2022-01-19 11:22:42,956 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8253301320528211 [2022-01-19 11:22:42,956 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1375 transitions. [2022-01-19 11:22:42,956 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1375 transitions. [2022-01-19 11:22:42,957 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:42,957 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1375 transitions. [2022-01-19 11:22:42,960 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 98.21428571428571) internal successors, (1375), 14 states have internal predecessors, (1375), 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 11:22:42,962 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 119.0) internal successors, (1785), 15 states have internal predecessors, (1785), 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 11:22:42,963 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 119.0) internal successors, (1785), 15 states have internal predecessors, (1785), 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 11:22:42,963 INFO L186 Difference]: Start difference. First operand has 206 places, 195 transitions, 1818 flow. Second operand 14 states and 1375 transitions. [2022-01-19 11:22:42,963 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 213 places, 395 transitions, 5029 flow [2022-01-19 11:22:43,368 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 195 places, 395 transitions, 4380 flow, removed 250 selfloop flow, removed 18 redundant places. [2022-01-19 11:22:43,373 INFO L242 Difference]: Finished difference. Result has 202 places, 193 transitions, 1573 flow [2022-01-19 11:22:43,374 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=1485, PETRI_DIFFERENCE_MINUEND_PLACES=182, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=192, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=170, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=1573, PETRI_PLACES=202, PETRI_TRANSITIONS=193} [2022-01-19 11:22:43,374 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, 78 predicate places. [2022-01-19 11:22:43,374 INFO L470 AbstractCegarLoop]: Abstraction has has 202 places, 193 transitions, 1573 flow [2022-01-19 11:22:43,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 92.5) internal successors, (740), 8 states have internal predecessors, (740), 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 11:22:43,375 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:43,375 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, 1] [2022-01-19 11:22:43,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-01-19 11:22:43,375 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:43,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:43,376 INFO L85 PathProgramCache]: Analyzing trace with hash -878690363, now seen corresponding path program 1 times [2022-01-19 11:22:43,376 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:43,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783976545] [2022-01-19 11:22:43,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:43,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:43,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:43,779 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 11:22:43,780 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:43,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783976545] [2022-01-19 11:22:43,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783976545] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:43,780 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:43,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-01-19 11:22:43,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655700290] [2022-01-19 11:22:43,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:43,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-01-19 11:22:43,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:43,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-01-19 11:22:43,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2022-01-19 11:22:43,783 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 87 out of 119 [2022-01-19 11:22:43,784 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 202 places, 193 transitions, 1573 flow. Second operand has 15 states, 15 states have (on average 88.8) internal successors, (1332), 15 states have internal predecessors, (1332), 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 11:22:43,784 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:43,784 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 87 of 119 [2022-01-19 11:22:43,784 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:44,577 INFO L129 PetriNetUnfolder]: 625/3735 cut-off events. [2022-01-19 11:22:44,577 INFO L130 PetriNetUnfolder]: For 14320/14603 co-relation queries the response was YES. [2022-01-19 11:22:44,603 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13466 conditions, 3735 events. 625/3735 cut-off events. For 14320/14603 co-relation queries the response was YES. Maximal size of possible extension queue 444. Compared 46145 event pairs, 52 based on Foata normal form. 4/3553 useless extension candidates. Maximal degree in co-relation 13351. Up to 472 conditions per place. [2022-01-19 11:22:44,612 INFO L132 encePairwiseOnDemand]: 107/119 looper letters, 90 selfloop transitions, 11 changer transitions 28/222 dead transitions. [2022-01-19 11:22:44,612 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 211 places, 222 transitions, 2093 flow [2022-01-19 11:22:44,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-01-19 11:22:44,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2022-01-19 11:22:44,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1186 transitions. [2022-01-19 11:22:44,615 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7666451195862961 [2022-01-19 11:22:44,615 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1186 transitions. [2022-01-19 11:22:44,615 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1186 transitions. [2022-01-19 11:22:44,615 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:44,616 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1186 transitions. [2022-01-19 11:22:44,617 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 91.23076923076923) internal successors, (1186), 13 states have internal predecessors, (1186), 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 11:22:44,619 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 119.0) internal successors, (1666), 14 states have internal predecessors, (1666), 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 11:22:44,620 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 119.0) internal successors, (1666), 14 states have internal predecessors, (1666), 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 11:22:44,620 INFO L186 Difference]: Start difference. First operand has 202 places, 193 transitions, 1573 flow. Second operand 13 states and 1186 transitions. [2022-01-19 11:22:44,620 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 211 places, 222 transitions, 2093 flow [2022-01-19 11:22:44,790 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 192 places, 222 transitions, 1935 flow, removed 61 selfloop flow, removed 19 redundant places. [2022-01-19 11:22:44,794 INFO L242 Difference]: Finished difference. Result has 197 places, 191 transitions, 1443 flow [2022-01-19 11:22:44,794 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=1433, PETRI_DIFFERENCE_MINUEND_PLACES=180, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=193, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=182, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1443, PETRI_PLACES=197, PETRI_TRANSITIONS=191} [2022-01-19 11:22:44,794 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, 73 predicate places. [2022-01-19 11:22:44,795 INFO L470 AbstractCegarLoop]: Abstraction has has 197 places, 191 transitions, 1443 flow [2022-01-19 11:22:44,795 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 88.8) internal successors, (1332), 15 states have internal predecessors, (1332), 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 11:22:44,795 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:44,795 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, 1] [2022-01-19 11:22:44,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-01-19 11:22:44,796 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:44,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:44,796 INFO L85 PathProgramCache]: Analyzing trace with hash 1592109175, now seen corresponding path program 2 times [2022-01-19 11:22:44,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:44,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715475937] [2022-01-19 11:22:44,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:44,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:45,311 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 11:22:45,311 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:45,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715475937] [2022-01-19 11:22:45,311 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715475937] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:45,311 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:45,311 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-01-19 11:22:45,311 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571659962] [2022-01-19 11:22:45,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:45,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-01-19 11:22:45,312 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:45,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-01-19 11:22:45,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2022-01-19 11:22:45,314 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 119 [2022-01-19 11:22:45,315 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 197 places, 191 transitions, 1443 flow. Second operand has 18 states, 18 states have (on average 86.61111111111111) internal successors, (1559), 18 states have internal predecessors, (1559), 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 11:22:45,316 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:45,316 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 119 [2022-01-19 11:22:45,316 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:46,015 INFO L129 PetriNetUnfolder]: 630/3759 cut-off events. [2022-01-19 11:22:46,016 INFO L130 PetriNetUnfolder]: For 7831/7915 co-relation queries the response was YES. [2022-01-19 11:22:46,041 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11525 conditions, 3759 events. 630/3759 cut-off events. For 7831/7915 co-relation queries the response was YES. Maximal size of possible extension queue 466. Compared 47016 event pairs, 62 based on Foata normal form. 3/3565 useless extension candidates. Maximal degree in co-relation 11477. Up to 389 conditions per place. [2022-01-19 11:22:46,048 INFO L132 encePairwiseOnDemand]: 104/119 looper letters, 83 selfloop transitions, 13 changer transitions 31/218 dead transitions. [2022-01-19 11:22:46,048 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 207 places, 218 transitions, 1961 flow [2022-01-19 11:22:46,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-01-19 11:22:46,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2022-01-19 11:22:46,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1420 transitions. [2022-01-19 11:22:46,051 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7457983193277311 [2022-01-19 11:22:46,051 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1420 transitions. [2022-01-19 11:22:46,051 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1420 transitions. [2022-01-19 11:22:46,051 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:46,051 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1420 transitions. [2022-01-19 11:22:46,054 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 88.75) internal successors, (1420), 16 states have internal predecessors, (1420), 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 11:22:46,056 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 119.0) internal successors, (2023), 17 states have internal predecessors, (2023), 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 11:22:46,056 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 119.0) internal successors, (2023), 17 states have internal predecessors, (2023), 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 11:22:46,056 INFO L186 Difference]: Start difference. First operand has 197 places, 191 transitions, 1443 flow. Second operand 16 states and 1420 transitions. [2022-01-19 11:22:46,056 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 207 places, 218 transitions, 1961 flow [2022-01-19 11:22:46,143 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 195 places, 218 transitions, 1914 flow, removed 10 selfloop flow, removed 12 redundant places. [2022-01-19 11:22:46,147 INFO L242 Difference]: Finished difference. Result has 201 places, 182 transitions, 1355 flow [2022-01-19 11:22:46,147 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=1402, PETRI_DIFFERENCE_MINUEND_PLACES=180, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=191, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=178, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=1355, PETRI_PLACES=201, PETRI_TRANSITIONS=182} [2022-01-19 11:22:46,147 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, 77 predicate places. [2022-01-19 11:22:46,147 INFO L470 AbstractCegarLoop]: Abstraction has has 201 places, 182 transitions, 1355 flow [2022-01-19 11:22:46,148 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 86.61111111111111) internal successors, (1559), 18 states have internal predecessors, (1559), 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 11:22:46,148 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:46,148 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, 1] [2022-01-19 11:22:46,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-01-19 11:22:46,148 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:46,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:46,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1644921687, now seen corresponding path program 3 times [2022-01-19 11:22:46,149 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:46,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621296526] [2022-01-19 11:22:46,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:46,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:46,358 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 11:22:46,358 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:46,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621296526] [2022-01-19 11:22:46,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621296526] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:46,358 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:46,358 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-19 11:22:46,358 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862411999] [2022-01-19 11:22:46,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:46,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-19 11:22:46,359 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:46,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-19 11:22:46,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-01-19 11:22:46,360 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 119 [2022-01-19 11:22:46,360 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 201 places, 182 transitions, 1355 flow. Second operand has 7 states, 7 states have (on average 94.28571428571429) internal successors, (660), 7 states have internal predecessors, (660), 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 11:22:46,360 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:46,360 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 119 [2022-01-19 11:22:46,360 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:46,851 INFO L129 PetriNetUnfolder]: 576/3194 cut-off events. [2022-01-19 11:22:46,851 INFO L130 PetriNetUnfolder]: For 8275/8354 co-relation queries the response was YES. [2022-01-19 11:22:46,873 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9925 conditions, 3194 events. 576/3194 cut-off events. For 8275/8354 co-relation queries the response was YES. Maximal size of possible extension queue 381. Compared 37642 event pairs, 39 based on Foata normal form. 8/3026 useless extension candidates. Maximal degree in co-relation 9877. Up to 355 conditions per place. [2022-01-19 11:22:46,877 INFO L132 encePairwiseOnDemand]: 113/119 looper letters, 42 selfloop transitions, 1 changer transitions 75/218 dead transitions. [2022-01-19 11:22:46,877 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 202 places, 218 transitions, 1935 flow [2022-01-19 11:22:46,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 11:22:46,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 11:22:46,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 683 transitions. [2022-01-19 11:22:46,878 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8199279711884754 [2022-01-19 11:22:46,878 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 683 transitions. [2022-01-19 11:22:46,878 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 683 transitions. [2022-01-19 11:22:46,879 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:46,879 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 683 transitions. [2022-01-19 11:22:46,880 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 97.57142857142857) internal successors, (683), 7 states have internal predecessors, (683), 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 11:22:46,881 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 119.0) internal successors, (952), 8 states have internal predecessors, (952), 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 11:22:46,881 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 119.0) internal successors, (952), 8 states have internal predecessors, (952), 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 11:22:46,881 INFO L186 Difference]: Start difference. First operand has 201 places, 182 transitions, 1355 flow. Second operand 7 states and 683 transitions. [2022-01-19 11:22:46,881 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 202 places, 218 transitions, 1935 flow [2022-01-19 11:22:46,952 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 182 places, 218 transitions, 1789 flow, removed 24 selfloop flow, removed 20 redundant places. [2022-01-19 11:22:46,954 INFO L242 Difference]: Finished difference. Result has 187 places, 135 transitions, 697 flow [2022-01-19 11:22:46,954 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=1251, PETRI_DIFFERENCE_MINUEND_PLACES=176, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=181, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=697, PETRI_PLACES=187, PETRI_TRANSITIONS=135} [2022-01-19 11:22:46,954 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, 63 predicate places. [2022-01-19 11:22:46,954 INFO L470 AbstractCegarLoop]: Abstraction has has 187 places, 135 transitions, 697 flow [2022-01-19 11:22:46,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 94.28571428571429) internal successors, (660), 7 states have internal predecessors, (660), 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 11:22:46,955 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:46,955 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, 1] [2022-01-19 11:22:46,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-01-19 11:22:46,955 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:46,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:46,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1649290743, now seen corresponding path program 4 times [2022-01-19 11:22:46,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:46,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143644541] [2022-01-19 11:22:46,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:46,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:47,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:47,321 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 11:22:47,322 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:47,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143644541] [2022-01-19 11:22:47,322 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143644541] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:47,322 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:47,322 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-19 11:22:47,322 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416132794] [2022-01-19 11:22:47,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:47,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-01-19 11:22:47,323 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:47,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-01-19 11:22:47,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2022-01-19 11:22:47,324 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 87 out of 119 [2022-01-19 11:22:47,325 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 187 places, 135 transitions, 697 flow. Second operand has 12 states, 12 states have (on average 89.25) internal successors, (1071), 12 states have internal predecessors, (1071), 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 11:22:47,325 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:47,325 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 87 of 119 [2022-01-19 11:22:47,325 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:47,891 INFO L129 PetriNetUnfolder]: 234/1665 cut-off events. [2022-01-19 11:22:47,891 INFO L130 PetriNetUnfolder]: For 2897/2925 co-relation queries the response was YES. [2022-01-19 11:22:47,903 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4625 conditions, 1665 events. 234/1665 cut-off events. For 2897/2925 co-relation queries the response was YES. Maximal size of possible extension queue 209. Compared 17701 event pairs, 25 based on Foata normal form. 2/1571 useless extension candidates. Maximal degree in co-relation 4580. Up to 165 conditions per place. [2022-01-19 11:22:47,907 INFO L132 encePairwiseOnDemand]: 105/119 looper letters, 38 selfloop transitions, 12 changer transitions 15/158 dead transitions. [2022-01-19 11:22:47,907 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 192 places, 158 transitions, 1061 flow [2022-01-19 11:22:47,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-19 11:22:47,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-01-19 11:22:47,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1012 transitions. [2022-01-19 11:22:47,909 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.773109243697479 [2022-01-19 11:22:47,909 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1012 transitions. [2022-01-19 11:22:47,909 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1012 transitions. [2022-01-19 11:22:47,910 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:47,910 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1012 transitions. [2022-01-19 11:22:47,911 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 92.0) internal successors, (1012), 11 states have internal predecessors, (1012), 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 11:22:47,913 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 119.0) internal successors, (1428), 12 states have internal predecessors, (1428), 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 11:22:47,913 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 119.0) internal successors, (1428), 12 states have internal predecessors, (1428), 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 11:22:47,913 INFO L186 Difference]: Start difference. First operand has 187 places, 135 transitions, 697 flow. Second operand 11 states and 1012 transitions. [2022-01-19 11:22:47,913 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 192 places, 158 transitions, 1061 flow [2022-01-19 11:22:47,940 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 172 places, 158 transitions, 959 flow, removed 25 selfloop flow, removed 20 redundant places. [2022-01-19 11:22:47,942 INFO L242 Difference]: Finished difference. Result has 178 places, 139 transitions, 729 flow [2022-01-19 11:22:47,942 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=625, PETRI_DIFFERENCE_MINUEND_PLACES=162, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=135, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=123, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=729, PETRI_PLACES=178, PETRI_TRANSITIONS=139} [2022-01-19 11:22:47,942 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, 54 predicate places. [2022-01-19 11:22:47,942 INFO L470 AbstractCegarLoop]: Abstraction has has 178 places, 139 transitions, 729 flow [2022-01-19 11:22:47,943 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 89.25) internal successors, (1071), 12 states have internal predecessors, (1071), 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 11:22:47,943 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 11:22:47,943 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, 1] [2022-01-19 11:22:47,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-01-19 11:22:47,943 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-01-19 11:22:47,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 11:22:47,943 INFO L85 PathProgramCache]: Analyzing trace with hash 550107529, now seen corresponding path program 5 times [2022-01-19 11:22:47,943 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 11:22:47,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764852091] [2022-01-19 11:22:47,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 11:22:47,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 11:22:48,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 11:22:48,694 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 11:22:48,694 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 11:22:48,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764852091] [2022-01-19 11:22:48,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764852091] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 11:22:48,694 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 11:22:48,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-19 11:22:48,695 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755090409] [2022-01-19 11:22:48,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 11:22:48,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-01-19 11:22:48,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 11:22:48,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-01-19 11:22:48,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=268, Unknown=0, NotChecked=0, Total=342 [2022-01-19 11:22:48,697 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 119 [2022-01-19 11:22:48,698 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 178 places, 139 transitions, 729 flow. Second operand has 19 states, 19 states have (on average 83.6842105263158) internal successors, (1590), 19 states have internal predecessors, (1590), 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 11:22:48,698 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 11:22:48,699 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 119 [2022-01-19 11:22:48,699 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 11:22:49,523 INFO L129 PetriNetUnfolder]: 245/1678 cut-off events. [2022-01-19 11:22:49,523 INFO L130 PetriNetUnfolder]: For 2850/2906 co-relation queries the response was YES. [2022-01-19 11:22:49,531 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4786 conditions, 1678 events. 245/1678 cut-off events. For 2850/2906 co-relation queries the response was YES. Maximal size of possible extension queue 225. Compared 17961 event pairs, 11 based on Foata normal form. 5/1591 useless extension candidates. Maximal degree in co-relation 4755. Up to 192 conditions per place. [2022-01-19 11:22:49,533 INFO L132 encePairwiseOnDemand]: 102/119 looper letters, 0 selfloop transitions, 0 changer transitions 157/157 dead transitions. [2022-01-19 11:22:49,533 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 157 transitions, 1060 flow [2022-01-19 11:22:49,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-01-19 11:22:49,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-01-19 11:22:49,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 1615 transitions. [2022-01-19 11:22:49,535 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7142857142857143 [2022-01-19 11:22:49,535 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 1615 transitions. [2022-01-19 11:22:49,535 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 1615 transitions. [2022-01-19 11:22:49,536 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 11:22:49,536 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 1615 transitions. [2022-01-19 11:22:49,538 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 85.0) internal successors, (1615), 19 states have internal predecessors, (1615), 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 11:22:49,540 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 119.0) internal successors, (2380), 20 states have internal predecessors, (2380), 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 11:22:49,541 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 119.0) internal successors, (2380), 20 states have internal predecessors, (2380), 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 11:22:49,541 INFO L186 Difference]: Start difference. First operand has 178 places, 139 transitions, 729 flow. Second operand 19 states and 1615 transitions. [2022-01-19 11:22:49,541 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 189 places, 157 transitions, 1060 flow [2022-01-19 11:22:49,565 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 180 places, 157 transitions, 975 flow, removed 33 selfloop flow, removed 9 redundant places. [2022-01-19 11:22:49,566 INFO L242 Difference]: Finished difference. Result has 180 places, 0 transitions, 0 flow [2022-01-19 11:22:49,566 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=119, PETRI_DIFFERENCE_MINUEND_FLOW=675, PETRI_DIFFERENCE_MINUEND_PLACES=162, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=137, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=137, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=0, PETRI_PLACES=180, PETRI_TRANSITIONS=0} [2022-01-19 11:22:49,567 INFO L334 CegarLoopForPetriNet]: 124 programPoint places, 56 predicate places. [2022-01-19 11:22:49,567 INFO L470 AbstractCegarLoop]: Abstraction has has 180 places, 0 transitions, 0 flow [2022-01-19 11:22:49,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 83.6842105263158) internal successors, (1590), 19 states have internal predecessors, (1590), 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 11:22:49,569 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-01-19 11:22:49,570 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2022-01-19 11:22:49,570 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 6 remaining) [2022-01-19 11:22:49,570 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 6 remaining) [2022-01-19 11:22:49,570 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 6 remaining) [2022-01-19 11:22:49,570 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-01-19 11:22:49,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-01-19 11:22:49,574 INFO L732 BasicCegarLoop]: Path program histogram: [5, 3, 2, 2, 2, 1, 1, 1] [2022-01-19 11:22:49,577 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-19 11:22:49,577 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-01-19 11:22:49,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.01 11:22:49 BasicIcfg [2022-01-19 11:22:49,579 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-19 11:22:49,580 INFO L158 Benchmark]: Toolchain (without parser) took 29941.22ms. Allocated memory was 369.1MB in the beginning and 3.1GB in the end (delta: 2.7GB). Free memory was 313.6MB in the beginning and 1.7GB in the end (delta: -1.4GB). Peak memory consumption was 1.4GB. Max. memory is 16.0GB. [2022-01-19 11:22:49,580 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 369.1MB. Free memory was 331.6MB in the beginning and 331.4MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 16.0GB. [2022-01-19 11:22:49,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 603.22ms. Allocated memory is still 369.1MB. Free memory was 313.3MB in the beginning and 322.0MB in the end (delta: -8.7MB). Peak memory consumption was 18.5MB. Max. memory is 16.0GB. [2022-01-19 11:22:49,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.31ms. Allocated memory is still 369.1MB. Free memory was 322.0MB in the beginning and 317.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2022-01-19 11:22:49,581 INFO L158 Benchmark]: Boogie Preprocessor took 65.08ms. Allocated memory is still 369.1MB. Free memory was 317.8MB in the beginning and 314.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2022-01-19 11:22:49,581 INFO L158 Benchmark]: RCFGBuilder took 1659.37ms. Allocated memory is still 369.1MB. Free memory was 314.7MB in the beginning and 293.5MB in the end (delta: 21.1MB). Peak memory consumption was 199.4MB. Max. memory is 16.0GB. [2022-01-19 11:22:49,581 INFO L158 Benchmark]: TraceAbstraction took 27547.73ms. Allocated memory was 369.1MB in the beginning and 3.1GB in the end (delta: 2.7GB). Free memory was 292.5MB in the beginning and 1.7GB in the end (delta: -1.4GB). Peak memory consumption was 1.4GB. Max. memory is 16.0GB. [2022-01-19 11:22:49,583 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 369.1MB. Free memory was 331.6MB in the beginning and 331.4MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 603.22ms. Allocated memory is still 369.1MB. Free memory was 313.3MB in the beginning and 322.0MB in the end (delta: -8.7MB). Peak memory consumption was 18.5MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 61.31ms. Allocated memory is still 369.1MB. Free memory was 322.0MB in the beginning and 317.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 65.08ms. Allocated memory is still 369.1MB. Free memory was 317.8MB in the beginning and 314.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * RCFGBuilder took 1659.37ms. Allocated memory is still 369.1MB. Free memory was 314.7MB in the beginning and 293.5MB in the end (delta: 21.1MB). Peak memory consumption was 199.4MB. Max. memory is 16.0GB. * TraceAbstraction took 27547.73ms. Allocated memory was 369.1MB in the beginning and 3.1GB in the end (delta: 2.7GB). Free memory was 292.5MB in the beginning and 1.7GB in the end (delta: -1.4GB). Peak memory consumption was 1.4GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 149 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 27.4s, OverallIterations: 17, TraceHistogramMax: 1, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 20.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1024 SdHoareTripleChecker+Valid, 5.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1024 mSDsluCounter, 1294 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2023 mSDsCounter, 661 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5018 IncrementalHoareTripleChecker+Invalid, 5679 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 661 mSolverCounterUnsat, 210 mSDtfsCounter, 5018 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 306 GetRequests, 35 SyntacticMatches, 3 SemanticMatches, 268 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 976 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1818occurred in iteration=11, InterpolantAutomatonStates: 214, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 1427 NumberOfCodeBlocks, 1427 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1410 ConstructedInterpolants, 0 QuantifiedInterpolants, 10218 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-01-19 11:22:49,608 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...