/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-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix029_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 00:13:12,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 00:13:12,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 00:13:12,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-26 00:13:12,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-26 00:13:12,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-26 00:13:12,473 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-26 00:13:12,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-26 00:13:12,476 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-26 00:13:12,477 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-26 00:13:12,478 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-26 00:13:12,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-26 00:13:12,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 00:13:12,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 00:13:12,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 00:13:12,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 00:13:12,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 00:13:12,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 00:13:12,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 00:13:12,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 00:13:12,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 00:13:12,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 00:13:12,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 00:13:12,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 00:13:12,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-26 00:13:12,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 00:13:12,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 00:13:12,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 00:13:12,519 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-RepeatedSemanticLbeWithPredicates.epf [2021-03-26 00:13:12,556 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 00:13:12,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 00:13:12,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 00:13:12,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 00:13:12,560 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 00:13:12,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 00:13:12,560 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 00:13:12,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 00:13:12,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 00:13:12,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 00:13:12,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 00:13:12,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 00:13:12,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 00:13:12,562 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 00:13:12,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 00:13:12,562 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 00:13:12,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 00:13:12,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 00:13:12,562 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 00:13:12,562 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 00:13:12,562 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 00:13:12,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 00:13:12,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 00:13:12,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 00:13:12,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 00:13:12,563 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 00:13:12,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 00:13:12,563 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-03-26 00:13:12,564 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 00:13:12,564 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 00:13:12,564 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 00:13:12,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 00:13:12,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 00:13:12,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 00:13:12,895 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-26 00:13:12,898 INFO L275 PluginConnector]: CDTParser initialized [2021-03-26 00:13:12,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix029_tso.oepc.i [2021-03-26 00:13:12,953 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd2624db7/1d2feae7e9d045ebb6b43f15c610b8e3/FLAGebec3585b [2021-03-26 00:13:13,540 INFO L306 CDTParser]: Found 1 translation units. [2021-03-26 00:13:13,544 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix029_tso.oepc.i [2021-03-26 00:13:13,555 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd2624db7/1d2feae7e9d045ebb6b43f15c610b8e3/FLAGebec3585b [2021-03-26 00:13:13,936 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd2624db7/1d2feae7e9d045ebb6b43f15c610b8e3 [2021-03-26 00:13:13,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 00:13:13,939 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-26 00:13:13,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-26 00:13:13,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-26 00:13:13,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-26 00:13:13,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 12:13:13" (1/1) ... [2021-03-26 00:13:13,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31ab5f16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:13:13, skipping insertion in model container [2021-03-26 00:13:13,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 12:13:13" (1/1) ... [2021-03-26 00:13:13,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-26 00:13:14,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-26 00:13:14,151 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix029_tso.oepc.i[949,962] [2021-03-26 00:13:14,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 00:13:14,291 INFO L203 MainTranslator]: Completed pre-run [2021-03-26 00:13:14,301 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix029_tso.oepc.i[949,962] [2021-03-26 00:13:14,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 00:13:14,425 INFO L208 MainTranslator]: Completed translation [2021-03-26 00:13:14,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:13:14 WrapperNode [2021-03-26 00:13:14,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-26 00:13:14,426 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 00:13:14,426 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 00:13:14,427 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 00:13:14,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:13:14" (1/1) ... [2021-03-26 00:13:14,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:13:14" (1/1) ... [2021-03-26 00:13:14,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 00:13:14,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 00:13:14,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 00:13:14,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 00:13:14,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:13:14" (1/1) ... [2021-03-26 00:13:14,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:13:14" (1/1) ... [2021-03-26 00:13:14,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:13:14" (1/1) ... [2021-03-26 00:13:14,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:13:14" (1/1) ... [2021-03-26 00:13:14,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:13:14" (1/1) ... [2021-03-26 00:13:14,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:13:14" (1/1) ... [2021-03-26 00:13:14,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:13:14" (1/1) ... [2021-03-26 00:13:14,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 00:13:14,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 00:13:14,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 00:13:14,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 00:13:14,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:13:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 00:13:14,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-26 00:13:14,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-26 00:13:14,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-26 00:13:14,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-26 00:13:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-26 00:13:14,625 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-26 00:13:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-26 00:13:14,626 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-26 00:13:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-26 00:13:14,626 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-26 00:13:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-26 00:13:14,626 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-26 00:13:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-26 00:13:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-26 00:13:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 00:13:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 00:13:14,629 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-26 00:13:16,376 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 00:13:16,377 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-26 00:13:16,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 12:13:16 BoogieIcfgContainer [2021-03-26 00:13:16,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 00:13:16,381 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 00:13:16,381 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 00:13:16,384 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 00:13:16,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.03 12:13:13" (1/3) ... [2021-03-26 00:13:16,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@344f99e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 12:13:16, skipping insertion in model container [2021-03-26 00:13:16,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 12:13:14" (2/3) ... [2021-03-26 00:13:16,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@344f99e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 12:13:16, skipping insertion in model container [2021-03-26 00:13:16,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 12:13:16" (3/3) ... [2021-03-26 00:13:16,387 INFO L111 eAbstractionObserver]: Analyzing ICFG mix029_tso.oepc.i [2021-03-26 00:13:16,392 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 00:13:16,396 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-26 00:13:16,397 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 00:13:16,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,440 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,440 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,441 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,441 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,441 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,441 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,442 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,442 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,446 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,446 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,447 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,447 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,447 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,447 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,447 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,447 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,447 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,447 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,447 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,447 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,449 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,449 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,449 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,449 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,449 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,449 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,450 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,450 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,450 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,450 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,450 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,450 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,451 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,451 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,451 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,451 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,451 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,451 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,451 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,452 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,452 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,453 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,453 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,453 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,453 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,453 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,453 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,453 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,454 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,454 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,454 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,454 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,455 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,455 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,455 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,455 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,455 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,455 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,456 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,456 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,456 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,457 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,457 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,459 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,460 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,460 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,461 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,466 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,466 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,466 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,466 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,466 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,466 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,466 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,466 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,466 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,467 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,467 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,467 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,467 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,467 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,467 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,467 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,467 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,467 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,467 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,467 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,467 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,467 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,467 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,468 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,468 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,468 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,468 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,468 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,468 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,468 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,468 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,471 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,471 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,471 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,471 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,471 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,471 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,471 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,471 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,471 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,472 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,472 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,472 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,472 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,472 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,472 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,472 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,472 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,472 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,472 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,473 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,473 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,473 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,473 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,473 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,473 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,473 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,473 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,473 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,473 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,473 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,473 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,473 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,474 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,474 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,474 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,474 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,474 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,474 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,476 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,476 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,476 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,476 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,476 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,476 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,476 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,477 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,477 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,477 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,477 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,477 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,477 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,477 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,478 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,478 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,478 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,478 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,480 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,480 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,480 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,480 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,480 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,480 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,481 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,481 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,481 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,481 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,481 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,481 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,483 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,483 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,483 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,483 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,483 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,483 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,483 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,483 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,484 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,484 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,485 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,485 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,485 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,485 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,485 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,485 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,485 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,486 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,486 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,491 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,493 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,493 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,493 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,494 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,496 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,496 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,497 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,497 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,498 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,498 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,498 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,498 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,498 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,498 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,498 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,498 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,498 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,499 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,499 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,499 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,499 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,499 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,499 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,499 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,499 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,499 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,499 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,499 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,500 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,500 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,500 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,500 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,500 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 00:13:16,501 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-26 00:13:16,517 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-26 00:13:16,542 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 00:13:16,543 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 00:13:16,543 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 00:13:16,543 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 00:13:16,543 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 00:13:16,543 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 00:13:16,543 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 00:13:16,543 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 00:13:16,552 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 117 transitions, 254 flow [2021-03-26 00:13:16,591 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-03-26 00:13:16,591 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:13:16,595 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 88 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2021-03-26 00:13:16,596 INFO L82 GeneralOperation]: Start removeDead. Operand has 128 places, 117 transitions, 254 flow [2021-03-26 00:13:16,600 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 124 places, 113 transitions, 238 flow [2021-03-26 00:13:16,601 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:13:16,611 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 113 transitions, 238 flow [2021-03-26 00:13:16,613 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 113 transitions, 238 flow [2021-03-26 00:13:16,615 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 113 transitions, 238 flow [2021-03-26 00:13:16,637 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-03-26 00:13:16,637 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:13:16,638 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 90 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2021-03-26 00:13:16,641 INFO L142 LiptonReduction]: Number of co-enabled transitions 2774 [2021-03-26 00:13:18,164 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-26 00:13:18,615 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2021-03-26 00:13:18,748 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-26 00:13:20,655 INFO L154 LiptonReduction]: Checked pairs total: 5523 [2021-03-26 00:13:20,655 INFO L156 LiptonReduction]: Total number of compositions: 76 [2021-03-26 00:13:20,657 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4057 [2021-03-26 00:13:20,666 INFO L129 PetriNetUnfolder]: 0/11 cut-off events. [2021-03-26 00:13:20,666 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:13:20,666 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:13:20,667 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:13:20,667 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:13:20,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:13:20,671 INFO L82 PathProgramCache]: Analyzing trace with hash 394833245, now seen corresponding path program 1 times [2021-03-26 00:13:20,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:13:20,678 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639900312] [2021-03-26 00:13:20,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:13:20,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:13:20,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:20,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:13:20,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:20,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:20,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:13:20,857 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639900312] [2021-03-26 00:13:20,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:13:20,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 00:13:20,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315423206] [2021-03-26 00:13:20,865 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 00:13:20,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:13:20,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 00:13:20,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 00:13:20,879 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 193 [2021-03-26 00:13:20,882 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 45 transitions, 102 flow. Second operand has 3 states, 3 states have (on average 172.66666666666666) internal successors, (518), 3 states have internal predecessors, (518), 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) [2021-03-26 00:13:20,883 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:13:20,883 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 193 [2021-03-26 00:13:20,884 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:13:21,030 INFO L129 PetriNetUnfolder]: 133/294 cut-off events. [2021-03-26 00:13:21,030 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:13:21,033 INFO L84 FinitePrefix]: Finished finitePrefix Result has 513 conditions, 294 events. 133/294 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 1384 event pairs, 110 based on Foata normal form. 32/308 useless extension candidates. Maximal degree in co-relation 493. Up to 153 conditions per place. [2021-03-26 00:13:21,036 INFO L132 encePairwiseOnDemand]: 189/193 looper letters, 11 selfloop transitions, 2 changer transitions 0/47 dead transitions. [2021-03-26 00:13:21,037 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 47 transitions, 132 flow [2021-03-26 00:13:21,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 00:13:21,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 00:13:21,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 532 transitions. [2021-03-26 00:13:21,056 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.918825561312608 [2021-03-26 00:13:21,057 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 532 transitions. [2021-03-26 00:13:21,058 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 532 transitions. [2021-03-26 00:13:21,061 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:13:21,063 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 532 transitions. [2021-03-26 00:13:21,069 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 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) [2021-03-26 00:13:21,085 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 193.0) internal successors, (772), 4 states have internal predecessors, (772), 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) [2021-03-26 00:13:21,086 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 193.0) internal successors, (772), 4 states have internal predecessors, (772), 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) [2021-03-26 00:13:21,088 INFO L185 Difference]: Start difference. First operand has 57 places, 45 transitions, 102 flow. Second operand 3 states and 532 transitions. [2021-03-26 00:13:21,089 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 47 transitions, 132 flow [2021-03-26 00:13:21,091 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 47 transitions, 128 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-26 00:13:21,093 INFO L241 Difference]: Finished difference. Result has 53 places, 42 transitions, 96 flow [2021-03-26 00:13:21,095 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=193, PETRI_DIFFERENCE_MINUEND_FLOW=92, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=96, PETRI_PLACES=53, PETRI_TRANSITIONS=42} [2021-03-26 00:13:21,096 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, -4 predicate places. [2021-03-26 00:13:21,096 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:13:21,096 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 53 places, 42 transitions, 96 flow [2021-03-26 00:13:21,097 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 53 places, 42 transitions, 96 flow [2021-03-26 00:13:21,097 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 53 places, 42 transitions, 96 flow [2021-03-26 00:13:21,103 INFO L129 PetriNetUnfolder]: 0/42 cut-off events. [2021-03-26 00:13:21,103 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:13:21,103 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54 conditions, 42 events. 0/42 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 58 event pairs, 0 based on Foata normal form. 0/41 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-26 00:13:21,106 INFO L142 LiptonReduction]: Number of co-enabled transitions 584 [2021-03-26 00:13:21,578 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-26 00:13:21,705 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-26 00:13:22,532 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-26 00:13:22,637 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-03-26 00:13:22,839 INFO L154 LiptonReduction]: Checked pairs total: 2511 [2021-03-26 00:13:22,839 INFO L156 LiptonReduction]: Total number of compositions: 11 [2021-03-26 00:13:22,839 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1743 [2021-03-26 00:13:22,842 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 31 transitions, 74 flow [2021-03-26 00:13:22,843 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 172.66666666666666) internal successors, (518), 3 states have internal predecessors, (518), 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) [2021-03-26 00:13:22,843 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:13:22,843 INFO L263 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] [2021-03-26 00:13:22,843 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 00:13:22,843 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:13:22,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:13:22,844 INFO L82 PathProgramCache]: Analyzing trace with hash -1383342310, now seen corresponding path program 1 times [2021-03-26 00:13:22,844 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:13:22,844 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860665199] [2021-03-26 00:13:22,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:13:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:13:22,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:22,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:22,962 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-26 00:13:22,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 00:13:22,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:13:22,966 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860665199] [2021-03-26 00:13:22,966 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:13:22,966 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 00:13:22,966 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169727429] [2021-03-26 00:13:22,967 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 00:13:22,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:13:22,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 00:13:22,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 00:13:22,969 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 204 [2021-03-26 00:13:22,970 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 31 transitions, 74 flow. Second operand has 4 states, 4 states have (on average 178.75) internal successors, (715), 4 states have internal predecessors, (715), 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) [2021-03-26 00:13:22,970 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:13:22,970 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 204 [2021-03-26 00:13:22,970 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:13:23,003 INFO L129 PetriNetUnfolder]: 1/33 cut-off events. [2021-03-26 00:13:23,003 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:13:23,003 INFO L84 FinitePrefix]: Finished finitePrefix Result has 52 conditions, 33 events. 1/33 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 53 event pairs, 0 based on Foata normal form. 0/32 useless extension candidates. Maximal degree in co-relation 41. Up to 3 conditions per place. [2021-03-26 00:13:23,004 INFO L132 encePairwiseOnDemand]: 200/204 looper letters, 1 selfloop transitions, 2 changer transitions 3/33 dead transitions. [2021-03-26 00:13:23,004 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 33 transitions, 90 flow [2021-03-26 00:13:23,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 00:13:23,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 00:13:23,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 897 transitions. [2021-03-26 00:13:23,007 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8794117647058823 [2021-03-26 00:13:23,007 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 897 transitions. [2021-03-26 00:13:23,007 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 897 transitions. [2021-03-26 00:13:23,008 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:13:23,008 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 897 transitions. [2021-03-26 00:13:23,010 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 179.4) internal successors, (897), 5 states have internal predecessors, (897), 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) [2021-03-26 00:13:23,061 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 204.0) internal successors, (1224), 6 states have internal predecessors, (1224), 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) [2021-03-26 00:13:23,061 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 204.0) internal successors, (1224), 6 states have internal predecessors, (1224), 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) [2021-03-26 00:13:23,062 INFO L185 Difference]: Start difference. First operand has 42 places, 31 transitions, 74 flow. Second operand 5 states and 897 transitions. [2021-03-26 00:13:23,062 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 33 transitions, 90 flow [2021-03-26 00:13:23,062 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 33 transitions, 86 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 00:13:23,063 INFO L241 Difference]: Finished difference. Result has 45 places, 30 transitions, 76 flow [2021-03-26 00:13:23,063 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=70, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=76, PETRI_PLACES=45, PETRI_TRANSITIONS=30} [2021-03-26 00:13:23,066 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, -12 predicate places. [2021-03-26 00:13:23,067 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:13:23,067 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 45 places, 30 transitions, 76 flow [2021-03-26 00:13:23,067 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 45 places, 30 transitions, 76 flow [2021-03-26 00:13:23,068 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 42 places, 30 transitions, 76 flow [2021-03-26 00:13:23,074 INFO L129 PetriNetUnfolder]: 0/30 cut-off events. [2021-03-26 00:13:23,074 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 00:13:23,074 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45 conditions, 30 events. 0/30 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 47 event pairs, 0 based on Foata normal form. 0/30 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 00:13:23,074 INFO L142 LiptonReduction]: Number of co-enabled transitions 410 [2021-03-26 00:13:23,799 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2021-03-26 00:13:23,959 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-03-26 00:13:24,312 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2021-03-26 00:13:24,491 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-03-26 00:13:24,497 INFO L154 LiptonReduction]: Checked pairs total: 1542 [2021-03-26 00:13:24,497 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 00:13:24,497 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1430 [2021-03-26 00:13:24,499 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 28 transitions, 72 flow [2021-03-26 00:13:24,499 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 178.75) internal successors, (715), 4 states have internal predecessors, (715), 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) [2021-03-26 00:13:24,499 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:13:24,500 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:13:24,500 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 00:13:24,500 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:13:24,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:13:24,500 INFO L82 PathProgramCache]: Analyzing trace with hash 1013797571, now seen corresponding path program 1 times [2021-03-26 00:13:24,500 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:13:24,501 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952519334] [2021-03-26 00:13:24,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:13:24,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:13:24,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:24,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:13:24,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:24,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:24,590 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-26 00:13:24,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 00:13:24,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:13:24,602 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952519334] [2021-03-26 00:13:24,603 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:13:24,603 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 00:13:24,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204525134] [2021-03-26 00:13:24,603 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 00:13:24,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:13:24,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 00:13:24,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-26 00:13:24,609 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 206 [2021-03-26 00:13:24,610 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 28 transitions, 72 flow. Second operand has 4 states, 4 states have (on average 164.25) internal successors, (657), 4 states have internal predecessors, (657), 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) [2021-03-26 00:13:24,610 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:13:24,610 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 206 [2021-03-26 00:13:24,610 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:13:24,708 INFO L129 PetriNetUnfolder]: 144/394 cut-off events. [2021-03-26 00:13:24,708 INFO L130 PetriNetUnfolder]: For 37/37 co-relation queries the response was YES. [2021-03-26 00:13:24,710 INFO L84 FinitePrefix]: Finished finitePrefix Result has 720 conditions, 394 events. 144/394 cut-off events. For 37/37 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 2281 event pairs, 11 based on Foata normal form. 20/408 useless extension candidates. Maximal degree in co-relation 710. Up to 164 conditions per place. [2021-03-26 00:13:24,712 INFO L132 encePairwiseOnDemand]: 197/206 looper letters, 12 selfloop transitions, 10 changer transitions 0/41 dead transitions. [2021-03-26 00:13:24,712 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 41 transitions, 148 flow [2021-03-26 00:13:24,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 00:13:24,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 00:13:24,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 676 transitions. [2021-03-26 00:13:24,714 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8203883495145631 [2021-03-26 00:13:24,714 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 676 transitions. [2021-03-26 00:13:24,715 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 676 transitions. [2021-03-26 00:13:24,715 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:13:24,715 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 676 transitions. [2021-03-26 00:13:24,717 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 169.0) internal successors, (676), 4 states have internal predecessors, (676), 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) [2021-03-26 00:13:24,718 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 206.0) internal successors, (1030), 5 states have internal predecessors, (1030), 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) [2021-03-26 00:13:24,719 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 206.0) internal successors, (1030), 5 states have internal predecessors, (1030), 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) [2021-03-26 00:13:24,719 INFO L185 Difference]: Start difference. First operand has 40 places, 28 transitions, 72 flow. Second operand 4 states and 676 transitions. [2021-03-26 00:13:24,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 41 transitions, 148 flow [2021-03-26 00:13:24,720 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 41 transitions, 140 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 00:13:24,721 INFO L241 Difference]: Finished difference. Result has 44 places, 37 transitions, 145 flow [2021-03-26 00:13:24,721 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=206, PETRI_DIFFERENCE_MINUEND_FLOW=68, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=145, PETRI_PLACES=44, PETRI_TRANSITIONS=37} [2021-03-26 00:13:24,721 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, -13 predicate places. [2021-03-26 00:13:24,721 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:13:24,722 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 44 places, 37 transitions, 145 flow [2021-03-26 00:13:24,722 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 44 places, 37 transitions, 145 flow [2021-03-26 00:13:24,722 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 44 places, 37 transitions, 145 flow [2021-03-26 00:13:24,759 INFO L129 PetriNetUnfolder]: 129/386 cut-off events. [2021-03-26 00:13:24,759 INFO L130 PetriNetUnfolder]: For 108/108 co-relation queries the response was YES. [2021-03-26 00:13:24,761 INFO L84 FinitePrefix]: Finished finitePrefix Result has 805 conditions, 386 events. 129/386 cut-off events. For 108/108 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 2454 event pairs, 42 based on Foata normal form. 0/382 useless extension candidates. Maximal degree in co-relation 794. Up to 145 conditions per place. [2021-03-26 00:13:24,765 INFO L142 LiptonReduction]: Number of co-enabled transitions 572 [2021-03-26 00:13:25,134 INFO L154 LiptonReduction]: Checked pairs total: 437 [2021-03-26 00:13:25,134 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 00:13:25,134 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 413 [2021-03-26 00:13:25,135 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 37 transitions, 145 flow [2021-03-26 00:13:25,136 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 164.25) internal successors, (657), 4 states have internal predecessors, (657), 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) [2021-03-26 00:13:25,136 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:13:25,136 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:13:25,136 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-26 00:13:25,136 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:13:25,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:13:25,137 INFO L82 PathProgramCache]: Analyzing trace with hash -788819116, now seen corresponding path program 1 times [2021-03-26 00:13:25,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:13:25,137 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117658041] [2021-03-26 00:13:25,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:13:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:13:25,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:25,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:25,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:25,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 00:13:25,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:25,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:13:25,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:13:25,227 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117658041] [2021-03-26 00:13:25,227 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:13:25,227 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 00:13:25,228 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297680726] [2021-03-26 00:13:25,228 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 00:13:25,228 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:13:25,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 00:13:25,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 00:13:25,230 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 206 [2021-03-26 00:13:25,231 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 37 transitions, 145 flow. Second operand has 4 states, 4 states have (on average 173.75) internal successors, (695), 4 states have internal predecessors, (695), 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) [2021-03-26 00:13:25,231 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:13:25,231 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 206 [2021-03-26 00:13:25,231 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:13:25,433 INFO L129 PetriNetUnfolder]: 733/1529 cut-off events. [2021-03-26 00:13:25,434 INFO L130 PetriNetUnfolder]: For 313/367 co-relation queries the response was YES. [2021-03-26 00:13:25,441 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3282 conditions, 1529 events. 733/1529 cut-off events. For 313/367 co-relation queries the response was YES. Maximal size of possible extension queue 268. Compared 12066 event pairs, 331 based on Foata normal form. 125/1501 useless extension candidates. Maximal degree in co-relation 3269. Up to 880 conditions per place. [2021-03-26 00:13:25,451 INFO L132 encePairwiseOnDemand]: 199/206 looper letters, 10 selfloop transitions, 10 changer transitions 0/50 dead transitions. [2021-03-26 00:13:25,451 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 50 transitions, 211 flow [2021-03-26 00:13:25,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 00:13:25,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 00:13:25,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 887 transitions. [2021-03-26 00:13:25,454 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8611650485436894 [2021-03-26 00:13:25,454 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 887 transitions. [2021-03-26 00:13:25,454 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 887 transitions. [2021-03-26 00:13:25,455 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:13:25,455 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 887 transitions. [2021-03-26 00:13:25,458 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 177.4) internal successors, (887), 5 states have internal predecessors, (887), 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) [2021-03-26 00:13:25,460 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 206.0) internal successors, (1236), 6 states have internal predecessors, (1236), 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) [2021-03-26 00:13:25,461 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 206.0) internal successors, (1236), 6 states have internal predecessors, (1236), 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) [2021-03-26 00:13:25,461 INFO L185 Difference]: Start difference. First operand has 44 places, 37 transitions, 145 flow. Second operand 5 states and 887 transitions. [2021-03-26 00:13:25,461 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 50 transitions, 211 flow [2021-03-26 00:13:25,465 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 50 transitions, 211 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 00:13:25,466 INFO L241 Difference]: Finished difference. Result has 51 places, 46 transitions, 220 flow [2021-03-26 00:13:25,467 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=206, PETRI_DIFFERENCE_MINUEND_FLOW=145, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=220, PETRI_PLACES=51, PETRI_TRANSITIONS=46} [2021-03-26 00:13:25,467 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, -6 predicate places. [2021-03-26 00:13:25,467 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:13:25,467 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 51 places, 46 transitions, 220 flow [2021-03-26 00:13:25,468 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 51 places, 46 transitions, 220 flow [2021-03-26 00:13:25,468 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 51 places, 46 transitions, 220 flow [2021-03-26 00:13:25,611 INFO L129 PetriNetUnfolder]: 761/1568 cut-off events. [2021-03-26 00:13:25,612 INFO L130 PetriNetUnfolder]: For 1082/1359 co-relation queries the response was YES. [2021-03-26 00:13:25,620 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4391 conditions, 1568 events. 761/1568 cut-off events. For 1082/1359 co-relation queries the response was YES. Maximal size of possible extension queue 234. Compared 12246 event pairs, 327 based on Foata normal form. 16/1441 useless extension candidates. Maximal degree in co-relation 4375. Up to 962 conditions per place. [2021-03-26 00:13:25,677 INFO L142 LiptonReduction]: Number of co-enabled transitions 864 [2021-03-26 00:13:26,118 INFO L154 LiptonReduction]: Checked pairs total: 987 [2021-03-26 00:13:26,119 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 00:13:26,119 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 652 [2021-03-26 00:13:26,120 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 45 transitions, 214 flow [2021-03-26 00:13:26,120 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 173.75) internal successors, (695), 4 states have internal predecessors, (695), 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) [2021-03-26 00:13:26,120 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:13:26,121 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:13:26,121 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 00:13:26,121 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:13:26,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:13:26,121 INFO L82 PathProgramCache]: Analyzing trace with hash 1095968105, now seen corresponding path program 1 times [2021-03-26 00:13:26,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:13:26,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102087005] [2021-03-26 00:13:26,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:13:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:13:26,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:26,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:13:26,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:26,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:26,194 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-26 00:13:26,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 00:13:26,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:13:26,206 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102087005] [2021-03-26 00:13:26,206 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:13:26,206 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 00:13:26,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818674206] [2021-03-26 00:13:26,207 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 00:13:26,207 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:13:26,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 00:13:26,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-26 00:13:26,212 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 206 [2021-03-26 00:13:26,213 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 45 transitions, 214 flow. Second operand has 4 states, 4 states have (on average 164.25) internal successors, (657), 4 states have internal predecessors, (657), 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) [2021-03-26 00:13:26,213 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:13:26,213 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 206 [2021-03-26 00:13:26,213 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:13:26,467 INFO L129 PetriNetUnfolder]: 897/1790 cut-off events. [2021-03-26 00:13:26,467 INFO L130 PetriNetUnfolder]: For 1651/2347 co-relation queries the response was YES. [2021-03-26 00:13:26,477 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5292 conditions, 1790 events. 897/1790 cut-off events. For 1651/2347 co-relation queries the response was YES. Maximal size of possible extension queue 270. Compared 13528 event pairs, 394 based on Foata normal form. 109/1743 useless extension candidates. Maximal degree in co-relation 5274. Up to 1130 conditions per place. [2021-03-26 00:13:26,488 INFO L132 encePairwiseOnDemand]: 197/206 looper letters, 16 selfloop transitions, 15 changer transitions 0/54 dead transitions. [2021-03-26 00:13:26,488 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 54 transitions, 320 flow [2021-03-26 00:13:26,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 00:13:26,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 00:13:26,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 674 transitions. [2021-03-26 00:13:26,490 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8179611650485437 [2021-03-26 00:13:26,490 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 674 transitions. [2021-03-26 00:13:26,490 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 674 transitions. [2021-03-26 00:13:26,491 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:13:26,491 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 674 transitions. [2021-03-26 00:13:26,493 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 168.5) internal successors, (674), 4 states have internal predecessors, (674), 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) [2021-03-26 00:13:26,495 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 206.0) internal successors, (1030), 5 states have internal predecessors, (1030), 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) [2021-03-26 00:13:26,495 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 206.0) internal successors, (1030), 5 states have internal predecessors, (1030), 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) [2021-03-26 00:13:26,496 INFO L185 Difference]: Start difference. First operand has 51 places, 45 transitions, 214 flow. Second operand 4 states and 674 transitions. [2021-03-26 00:13:26,496 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 54 transitions, 320 flow [2021-03-26 00:13:26,507 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 54 transitions, 313 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-26 00:13:26,508 INFO L241 Difference]: Finished difference. Result has 53 places, 50 transitions, 312 flow [2021-03-26 00:13:26,509 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=206, PETRI_DIFFERENCE_MINUEND_FLOW=183, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=312, PETRI_PLACES=53, PETRI_TRANSITIONS=50} [2021-03-26 00:13:26,509 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, -4 predicate places. [2021-03-26 00:13:26,509 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:13:26,509 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 53 places, 50 transitions, 312 flow [2021-03-26 00:13:26,509 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 53 places, 50 transitions, 312 flow [2021-03-26 00:13:26,510 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 53 places, 50 transitions, 312 flow [2021-03-26 00:13:26,688 INFO L129 PetriNetUnfolder]: 985/1950 cut-off events. [2021-03-26 00:13:26,688 INFO L130 PetriNetUnfolder]: For 1632/1898 co-relation queries the response was YES. [2021-03-26 00:13:26,699 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5533 conditions, 1950 events. 985/1950 cut-off events. For 1632/1898 co-relation queries the response was YES. Maximal size of possible extension queue 298. Compared 15377 event pairs, 469 based on Foata normal form. 1/1766 useless extension candidates. Maximal degree in co-relation 5514. Up to 1266 conditions per place. [2021-03-26 00:13:26,720 INFO L142 LiptonReduction]: Number of co-enabled transitions 840 [2021-03-26 00:13:27,452 INFO L154 LiptonReduction]: Checked pairs total: 475 [2021-03-26 00:13:27,452 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 00:13:27,452 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 943 [2021-03-26 00:13:27,454 INFO L480 AbstractCegarLoop]: Abstraction has has 53 places, 50 transitions, 312 flow [2021-03-26 00:13:27,454 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 164.25) internal successors, (657), 4 states have internal predecessors, (657), 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) [2021-03-26 00:13:27,454 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:13:27,455 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:13:27,455 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 00:13:27,455 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:13:27,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:13:27,455 INFO L82 PathProgramCache]: Analyzing trace with hash -1452122589, now seen corresponding path program 1 times [2021-03-26 00:13:27,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:13:27,456 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430896035] [2021-03-26 00:13:27,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:13:27,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:13:27,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:27,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:13:27,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:27,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:27,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:27,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:27,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:13:27,543 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430896035] [2021-03-26 00:13:27,543 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:13:27,543 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 00:13:27,543 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830644720] [2021-03-26 00:13:27,544 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 00:13:27,544 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:13:27,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 00:13:27,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 00:13:27,545 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 206 [2021-03-26 00:13:27,546 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 50 transitions, 312 flow. Second operand has 4 states, 4 states have (on average 176.25) internal successors, (705), 4 states have internal predecessors, (705), 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) [2021-03-26 00:13:27,546 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:13:27,546 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 206 [2021-03-26 00:13:27,546 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:13:27,887 INFO L129 PetriNetUnfolder]: 1539/2932 cut-off events. [2021-03-26 00:13:27,888 INFO L130 PetriNetUnfolder]: For 3560/4620 co-relation queries the response was YES. [2021-03-26 00:13:27,902 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8396 conditions, 2932 events. 1539/2932 cut-off events. For 3560/4620 co-relation queries the response was YES. Maximal size of possible extension queue 496. Compared 23868 event pairs, 743 based on Foata normal form. 107/2718 useless extension candidates. Maximal degree in co-relation 8375. Up to 2047 conditions per place. [2021-03-26 00:13:27,914 INFO L132 encePairwiseOnDemand]: 202/206 looper letters, 7 selfloop transitions, 8 changer transitions 1/54 dead transitions. [2021-03-26 00:13:27,914 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 54 transitions, 372 flow [2021-03-26 00:13:27,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 00:13:27,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 00:13:27,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 709 transitions. [2021-03-26 00:13:27,917 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8604368932038835 [2021-03-26 00:13:27,917 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 709 transitions. [2021-03-26 00:13:27,917 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 709 transitions. [2021-03-26 00:13:27,917 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:13:27,917 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 709 transitions. [2021-03-26 00:13:27,919 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 177.25) internal successors, (709), 4 states have internal predecessors, (709), 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) [2021-03-26 00:13:27,920 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 206.0) internal successors, (1030), 5 states have internal predecessors, (1030), 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) [2021-03-26 00:13:27,921 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 206.0) internal successors, (1030), 5 states have internal predecessors, (1030), 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) [2021-03-26 00:13:27,921 INFO L185 Difference]: Start difference. First operand has 53 places, 50 transitions, 312 flow. Second operand 4 states and 709 transitions. [2021-03-26 00:13:27,921 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 54 transitions, 372 flow [2021-03-26 00:13:27,925 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 54 transitions, 372 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 00:13:27,928 INFO L241 Difference]: Finished difference. Result has 58 places, 53 transitions, 369 flow [2021-03-26 00:13:27,928 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=206, PETRI_DIFFERENCE_MINUEND_FLOW=312, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=369, PETRI_PLACES=58, PETRI_TRANSITIONS=53} [2021-03-26 00:13:27,928 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, 1 predicate places. [2021-03-26 00:13:27,928 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:13:27,928 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 58 places, 53 transitions, 369 flow [2021-03-26 00:13:27,929 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 58 places, 53 transitions, 369 flow [2021-03-26 00:13:27,929 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 58 places, 53 transitions, 369 flow [2021-03-26 00:13:28,180 INFO L129 PetriNetUnfolder]: 1585/3017 cut-off events. [2021-03-26 00:13:28,180 INFO L130 PetriNetUnfolder]: For 3298/3974 co-relation queries the response was YES. [2021-03-26 00:13:28,198 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8667 conditions, 3017 events. 1585/3017 cut-off events. For 3298/3974 co-relation queries the response was YES. Maximal size of possible extension queue 507. Compared 25067 event pairs, 796 based on Foata normal form. 10/2695 useless extension candidates. Maximal degree in co-relation 8645. Up to 2129 conditions per place. [2021-03-26 00:13:28,235 INFO L142 LiptonReduction]: Number of co-enabled transitions 900 [2021-03-26 00:13:29,024 INFO L154 LiptonReduction]: Checked pairs total: 464 [2021-03-26 00:13:29,024 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 00:13:29,024 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1096 [2021-03-26 00:13:29,025 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 53 transitions, 369 flow [2021-03-26 00:13:29,025 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 176.25) internal successors, (705), 4 states have internal predecessors, (705), 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) [2021-03-26 00:13:29,025 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:13:29,025 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:13:29,026 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-26 00:13:29,026 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:13:29,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:13:29,026 INFO L82 PathProgramCache]: Analyzing trace with hash -1796695695, now seen corresponding path program 1 times [2021-03-26 00:13:29,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:13:29,026 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673728158] [2021-03-26 00:13:29,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:13:29,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:13:29,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:29,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:29,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:29,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:29,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:29,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 00:13:29,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:29,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:13:29,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:13:29,082 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673728158] [2021-03-26 00:13:29,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:13:29,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 00:13:29,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226637979] [2021-03-26 00:13:29,082 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 00:13:29,082 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:13:29,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 00:13:29,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-26 00:13:29,084 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 206 [2021-03-26 00:13:29,085 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 53 transitions, 369 flow. Second operand has 5 states, 5 states have (on average 173.8) internal successors, (869), 5 states have internal predecessors, (869), 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) [2021-03-26 00:13:29,085 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:13:29,085 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 206 [2021-03-26 00:13:29,085 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:13:29,407 INFO L129 PetriNetUnfolder]: 1198/2548 cut-off events. [2021-03-26 00:13:29,407 INFO L130 PetriNetUnfolder]: For 3117/5142 co-relation queries the response was YES. [2021-03-26 00:13:29,419 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9401 conditions, 2548 events. 1198/2548 cut-off events. For 3117/5142 co-relation queries the response was YES. Maximal size of possible extension queue 415. Compared 21641 event pairs, 213 based on Foata normal form. 556/2970 useless extension candidates. Maximal degree in co-relation 9377. Up to 1909 conditions per place. [2021-03-26 00:13:29,429 INFO L132 encePairwiseOnDemand]: 199/206 looper letters, 10 selfloop transitions, 14 changer transitions 0/66 dead transitions. [2021-03-26 00:13:29,429 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 66 transitions, 493 flow [2021-03-26 00:13:29,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 00:13:29,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 00:13:29,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1064 transitions. [2021-03-26 00:13:29,432 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.86084142394822 [2021-03-26 00:13:29,432 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1064 transitions. [2021-03-26 00:13:29,432 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1064 transitions. [2021-03-26 00:13:29,433 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:13:29,433 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1064 transitions. [2021-03-26 00:13:29,434 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 177.33333333333334) internal successors, (1064), 6 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) [2021-03-26 00:13:29,436 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 206.0) internal successors, (1442), 7 states have internal predecessors, (1442), 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) [2021-03-26 00:13:29,437 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 206.0) internal successors, (1442), 7 states have internal predecessors, (1442), 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) [2021-03-26 00:13:29,437 INFO L185 Difference]: Start difference. First operand has 58 places, 53 transitions, 369 flow. Second operand 6 states and 1064 transitions. [2021-03-26 00:13:29,437 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 66 transitions, 493 flow [2021-03-26 00:13:29,441 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 66 transitions, 487 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 00:13:29,443 INFO L241 Difference]: Finished difference. Result has 65 places, 62 transitions, 483 flow [2021-03-26 00:13:29,443 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=206, PETRI_DIFFERENCE_MINUEND_FLOW=363, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=483, PETRI_PLACES=65, PETRI_TRANSITIONS=62} [2021-03-26 00:13:29,444 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, 8 predicate places. [2021-03-26 00:13:29,444 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:13:29,444 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 65 places, 62 transitions, 483 flow [2021-03-26 00:13:29,444 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 65 places, 62 transitions, 483 flow [2021-03-26 00:13:29,445 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 65 places, 62 transitions, 483 flow [2021-03-26 00:13:29,665 INFO L129 PetriNetUnfolder]: 1233/2631 cut-off events. [2021-03-26 00:13:29,665 INFO L130 PetriNetUnfolder]: For 8328/10999 co-relation queries the response was YES. [2021-03-26 00:13:29,681 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11559 conditions, 2631 events. 1233/2631 cut-off events. For 8328/10999 co-relation queries the response was YES. Maximal size of possible extension queue 439. Compared 23242 event pairs, 228 based on Foata normal form. 74/2545 useless extension candidates. Maximal degree in co-relation 11533. Up to 1981 conditions per place. [2021-03-26 00:13:29,711 INFO L142 LiptonReduction]: Number of co-enabled transitions 1300 [2021-03-26 00:13:31,399 INFO L154 LiptonReduction]: Checked pairs total: 1355 [2021-03-26 00:13:31,400 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 00:13:31,400 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1956 [2021-03-26 00:13:31,401 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 61 transitions, 475 flow [2021-03-26 00:13:31,401 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 173.8) internal successors, (869), 5 states have internal predecessors, (869), 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) [2021-03-26 00:13:31,401 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:13:31,401 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 00:13:31,401 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-26 00:13:31,401 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:13:31,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:13:31,402 INFO L82 PathProgramCache]: Analyzing trace with hash -2009000188, now seen corresponding path program 1 times [2021-03-26 00:13:31,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:13:31,402 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655465902] [2021-03-26 00:13:31,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:13:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:13:31,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:31,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:31,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:31,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:31,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:31,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:31,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:31,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 00:13:31,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:31,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:13:31,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:13:31,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655465902] [2021-03-26 00:13:31,490 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:13:31,491 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 00:13:31,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091052456] [2021-03-26 00:13:31,491 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 00:13:31,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:13:31,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 00:13:31,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-26 00:13:31,492 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 206 [2021-03-26 00:13:31,493 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 61 transitions, 475 flow. Second operand has 6 states, 6 states have (on average 173.83333333333334) internal successors, (1043), 6 states have internal predecessors, (1043), 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) [2021-03-26 00:13:31,493 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:13:31,494 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 206 [2021-03-26 00:13:31,494 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:13:31,753 INFO L129 PetriNetUnfolder]: 642/1551 cut-off events. [2021-03-26 00:13:31,753 INFO L130 PetriNetUnfolder]: For 5326/7348 co-relation queries the response was YES. [2021-03-26 00:13:31,760 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7717 conditions, 1551 events. 642/1551 cut-off events. For 5326/7348 co-relation queries the response was YES. Maximal size of possible extension queue 209. Compared 12352 event pairs, 27 based on Foata normal form. 589/2075 useless extension candidates. Maximal degree in co-relation 7689. Up to 1123 conditions per place. [2021-03-26 00:13:31,766 INFO L132 encePairwiseOnDemand]: 199/206 looper letters, 6 selfloop transitions, 18 changer transitions 4/70 dead transitions. [2021-03-26 00:13:31,766 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 70 transitions, 617 flow [2021-03-26 00:13:31,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 00:13:31,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 00:13:31,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1241 transitions. [2021-03-26 00:13:31,769 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8606102635228848 [2021-03-26 00:13:31,769 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1241 transitions. [2021-03-26 00:13:31,769 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1241 transitions. [2021-03-26 00:13:31,770 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:13:31,770 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1241 transitions. [2021-03-26 00:13:31,772 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 177.28571428571428) internal successors, (1241), 7 states have internal predecessors, (1241), 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) [2021-03-26 00:13:31,775 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 206.0) internal successors, (1648), 8 states have internal predecessors, (1648), 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) [2021-03-26 00:13:31,775 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 206.0) internal successors, (1648), 8 states have internal predecessors, (1648), 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) [2021-03-26 00:13:31,775 INFO L185 Difference]: Start difference. First operand has 65 places, 61 transitions, 475 flow. Second operand 7 states and 1241 transitions. [2021-03-26 00:13:31,775 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 70 transitions, 617 flow [2021-03-26 00:13:31,805 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 70 transitions, 548 flow, removed 27 selfloop flow, removed 5 redundant places. [2021-03-26 00:13:31,807 INFO L241 Difference]: Finished difference. Result has 67 places, 66 transitions, 528 flow [2021-03-26 00:13:31,807 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=206, PETRI_DIFFERENCE_MINUEND_FLOW=390, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=528, PETRI_PLACES=67, PETRI_TRANSITIONS=66} [2021-03-26 00:13:31,807 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, 10 predicate places. [2021-03-26 00:13:31,807 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:13:31,807 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 67 places, 66 transitions, 528 flow [2021-03-26 00:13:31,807 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 67 places, 66 transitions, 528 flow [2021-03-26 00:13:31,808 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 66 transitions, 528 flow [2021-03-26 00:13:31,926 INFO L129 PetriNetUnfolder]: 633/1570 cut-off events. [2021-03-26 00:13:31,926 INFO L130 PetriNetUnfolder]: For 3745/4033 co-relation queries the response was YES. [2021-03-26 00:13:31,933 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6826 conditions, 1570 events. 633/1570 cut-off events. For 3745/4033 co-relation queries the response was YES. Maximal size of possible extension queue 219. Compared 12981 event pairs, 45 based on Foata normal form. 4/1501 useless extension candidates. Maximal degree in co-relation 6800. Up to 1036 conditions per place. [2021-03-26 00:13:31,948 INFO L142 LiptonReduction]: Number of co-enabled transitions 1268 [2021-03-26 00:13:32,601 INFO L154 LiptonReduction]: Checked pairs total: 1665 [2021-03-26 00:13:32,601 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 00:13:32,601 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 794 [2021-03-26 00:13:32,602 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 65 transitions, 518 flow [2021-03-26 00:13:32,603 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 173.83333333333334) internal successors, (1043), 6 states have internal predecessors, (1043), 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) [2021-03-26 00:13:32,603 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:13:32,603 INFO L263 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] [2021-03-26 00:13:32,603 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-26 00:13:32,603 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:13:32,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:13:32,603 INFO L82 PathProgramCache]: Analyzing trace with hash -1439586711, now seen corresponding path program 1 times [2021-03-26 00:13:32,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:13:32,604 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326168273] [2021-03-26 00:13:32,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:13:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:13:32,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:32,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 00:13:32,730 INFO L142 QuantifierPusher]: treesize reduction 5, result has 88.6 percent of original size [2021-03-26 00:13:32,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 00:13:32,762 INFO L142 QuantifierPusher]: treesize reduction 17, result has 74.2 percent of original size [2021-03-26 00:13:32,763 INFO L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-03-26 00:13:32,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:32,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 00:13:32,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:32,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:32,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:13:32,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326168273] [2021-03-26 00:13:32,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:13:32,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 00:13:32,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856473755] [2021-03-26 00:13:32,813 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 00:13:32,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:13:32,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 00:13:32,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-26 00:13:32,814 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 152 out of 206 [2021-03-26 00:13:32,815 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 65 transitions, 518 flow. Second operand has 7 states, 7 states have (on average 153.14285714285714) internal successors, (1072), 7 states have internal predecessors, (1072), 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) [2021-03-26 00:13:32,815 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:13:32,817 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 152 of 206 [2021-03-26 00:13:32,817 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:13:33,757 INFO L129 PetriNetUnfolder]: 2912/6133 cut-off events. [2021-03-26 00:13:33,757 INFO L130 PetriNetUnfolder]: For 12651/13948 co-relation queries the response was YES. [2021-03-26 00:13:33,784 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22613 conditions, 6133 events. 2912/6133 cut-off events. For 12651/13948 co-relation queries the response was YES. Maximal size of possible extension queue 595. Compared 56446 event pairs, 316 based on Foata normal form. 66/5751 useless extension candidates. Maximal degree in co-relation 22585. Up to 2872 conditions per place. [2021-03-26 00:13:33,799 INFO L132 encePairwiseOnDemand]: 199/206 looper letters, 23 selfloop transitions, 12 changer transitions 1/86 dead transitions. [2021-03-26 00:13:33,799 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 86 transitions, 668 flow [2021-03-26 00:13:33,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 00:13:33,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 00:13:33,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1095 transitions. [2021-03-26 00:13:33,802 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7593619972260749 [2021-03-26 00:13:33,802 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1095 transitions. [2021-03-26 00:13:33,802 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1095 transitions. [2021-03-26 00:13:33,803 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:13:33,803 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1095 transitions. [2021-03-26 00:13:33,805 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 156.42857142857142) internal successors, (1095), 7 states have internal predecessors, (1095), 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) [2021-03-26 00:13:33,807 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 206.0) internal successors, (1648), 8 states have internal predecessors, (1648), 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) [2021-03-26 00:13:33,808 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 206.0) internal successors, (1648), 8 states have internal predecessors, (1648), 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) [2021-03-26 00:13:33,808 INFO L185 Difference]: Start difference. First operand has 67 places, 65 transitions, 518 flow. Second operand 7 states and 1095 transitions. [2021-03-26 00:13:33,808 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 86 transitions, 668 flow [2021-03-26 00:13:34,115 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 86 transitions, 611 flow, removed 22 selfloop flow, removed 4 redundant places. [2021-03-26 00:13:34,117 INFO L241 Difference]: Finished difference. Result has 70 places, 72 transitions, 527 flow [2021-03-26 00:13:34,117 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=206, PETRI_DIFFERENCE_MINUEND_FLOW=429, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=527, PETRI_PLACES=70, PETRI_TRANSITIONS=72} [2021-03-26 00:13:34,117 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, 13 predicate places. [2021-03-26 00:13:34,117 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:13:34,117 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 70 places, 72 transitions, 527 flow [2021-03-26 00:13:34,117 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 70 places, 72 transitions, 527 flow [2021-03-26 00:13:34,118 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 70 places, 72 transitions, 527 flow [2021-03-26 00:13:34,376 INFO L129 PetriNetUnfolder]: 1508/3338 cut-off events. [2021-03-26 00:13:34,377 INFO L130 PetriNetUnfolder]: For 5143/5324 co-relation queries the response was YES. [2021-03-26 00:13:34,385 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11410 conditions, 3338 events. 1508/3338 cut-off events. For 5143/5324 co-relation queries the response was YES. Maximal size of possible extension queue 389. Compared 29220 event pairs, 111 based on Foata normal form. 8/3147 useless extension candidates. Maximal degree in co-relation 11382. Up to 1422 conditions per place. [2021-03-26 00:13:34,403 INFO L142 LiptonReduction]: Number of co-enabled transitions 1370 [2021-03-26 00:13:35,919 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-26 00:13:36,040 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-26 00:13:37,423 INFO L154 LiptonReduction]: Checked pairs total: 1051 [2021-03-26 00:13:37,423 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 00:13:37,423 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3306 [2021-03-26 00:13:37,424 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 72 transitions, 533 flow [2021-03-26 00:13:37,425 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 153.14285714285714) internal successors, (1072), 7 states have internal predecessors, (1072), 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) [2021-03-26 00:13:37,425 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:13:37,425 INFO L263 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] [2021-03-26 00:13:37,425 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-26 00:13:37,425 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:13:37,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:13:37,425 INFO L82 PathProgramCache]: Analyzing trace with hash 1221270336, now seen corresponding path program 1 times [2021-03-26 00:13:37,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:13:37,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438361304] [2021-03-26 00:13:37,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:13:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:13:37,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:37,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:13:37,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:37,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:37,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:37,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:37,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:13:37,514 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438361304] [2021-03-26 00:13:37,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:13:37,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 00:13:37,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878994422] [2021-03-26 00:13:37,514 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 00:13:37,514 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:13:37,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 00:13:37,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 00:13:37,515 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 207 [2021-03-26 00:13:37,516 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 72 transitions, 533 flow. Second operand has 4 states, 4 states have (on average 177.0) internal successors, (708), 4 states have internal predecessors, (708), 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) [2021-03-26 00:13:37,516 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:13:37,516 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 207 [2021-03-26 00:13:37,516 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:13:37,968 INFO L129 PetriNetUnfolder]: 2214/4946 cut-off events. [2021-03-26 00:13:37,968 INFO L130 PetriNetUnfolder]: For 8523/8787 co-relation queries the response was YES. [2021-03-26 00:13:37,984 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17135 conditions, 4946 events. 2214/4946 cut-off events. For 8523/8787 co-relation queries the response was YES. Maximal size of possible extension queue 617. Compared 46357 event pairs, 120 based on Foata normal form. 43/4668 useless extension candidates. Maximal degree in co-relation 17105. Up to 2182 conditions per place. [2021-03-26 00:13:37,989 INFO L132 encePairwiseOnDemand]: 204/207 looper letters, 6 selfloop transitions, 4 changer transitions 3/76 dead transitions. [2021-03-26 00:13:37,989 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 76 transitions, 593 flow [2021-03-26 00:13:37,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 00:13:37,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 00:13:37,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 711 transitions. [2021-03-26 00:13:37,991 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8586956521739131 [2021-03-26 00:13:37,991 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 711 transitions. [2021-03-26 00:13:37,992 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 711 transitions. [2021-03-26 00:13:37,992 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:13:37,992 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 711 transitions. [2021-03-26 00:13:37,993 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 177.75) internal successors, (711), 4 states have internal predecessors, (711), 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) [2021-03-26 00:13:37,995 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 207.0) internal successors, (1035), 5 states have internal predecessors, (1035), 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) [2021-03-26 00:13:37,995 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 207.0) internal successors, (1035), 5 states have internal predecessors, (1035), 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) [2021-03-26 00:13:37,995 INFO L185 Difference]: Start difference. First operand has 70 places, 72 transitions, 533 flow. Second operand 4 states and 711 transitions. [2021-03-26 00:13:37,995 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 76 transitions, 593 flow [2021-03-26 00:13:38,088 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 76 transitions, 590 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-03-26 00:13:38,089 INFO L241 Difference]: Finished difference. Result has 74 places, 72 transitions, 553 flow [2021-03-26 00:13:38,089 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=207, PETRI_DIFFERENCE_MINUEND_FLOW=530, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=553, PETRI_PLACES=74, PETRI_TRANSITIONS=72} [2021-03-26 00:13:38,089 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, 17 predicate places. [2021-03-26 00:13:38,090 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:13:38,090 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 72 transitions, 553 flow [2021-03-26 00:13:38,090 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 74 places, 72 transitions, 553 flow [2021-03-26 00:13:38,090 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 74 places, 72 transitions, 553 flow [2021-03-26 00:13:38,407 INFO L129 PetriNetUnfolder]: 2140/4804 cut-off events. [2021-03-26 00:13:38,407 INFO L130 PetriNetUnfolder]: For 8210/8473 co-relation queries the response was YES. [2021-03-26 00:13:38,425 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16783 conditions, 4804 events. 2140/4804 cut-off events. For 8210/8473 co-relation queries the response was YES. Maximal size of possible extension queue 595. Compared 45756 event pairs, 154 based on Foata normal form. 24/4523 useless extension candidates. Maximal degree in co-relation 16753. Up to 2155 conditions per place. [2021-03-26 00:13:38,464 INFO L142 LiptonReduction]: Number of co-enabled transitions 1342 [2021-03-26 00:13:45,126 INFO L154 LiptonReduction]: Checked pairs total: 912 [2021-03-26 00:13:45,126 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 00:13:45,126 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7036 [2021-03-26 00:13:45,127 INFO L480 AbstractCegarLoop]: Abstraction has has 74 places, 72 transitions, 556 flow [2021-03-26 00:13:45,127 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 177.0) internal successors, (708), 4 states have internal predecessors, (708), 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) [2021-03-26 00:13:45,128 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:13:45,128 INFO L263 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] [2021-03-26 00:13:45,128 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-26 00:13:45,128 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:13:45,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:13:45,128 INFO L82 PathProgramCache]: Analyzing trace with hash 57028917, now seen corresponding path program 2 times [2021-03-26 00:13:45,128 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:13:45,128 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360952650] [2021-03-26 00:13:45,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:13:45,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 00:13:45,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:45,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:45,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:45,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:45,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:45,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:45,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:45,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 00:13:45,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:45,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 00:13:45,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 00:13:45,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 00:13:45,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 00:13:45,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360952650] [2021-03-26 00:13:45,243 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 00:13:45,243 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 00:13:45,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516486165] [2021-03-26 00:13:45,243 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 00:13:45,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 00:13:45,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 00:13:45,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-26 00:13:45,245 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 208 [2021-03-26 00:13:45,246 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 72 transitions, 556 flow. Second operand has 7 states, 7 states have (on average 174.85714285714286) internal successors, (1224), 7 states have internal predecessors, (1224), 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) [2021-03-26 00:13:45,246 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 00:13:45,246 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 208 [2021-03-26 00:13:45,246 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 00:13:45,789 INFO L129 PetriNetUnfolder]: 1838/4291 cut-off events. [2021-03-26 00:13:45,789 INFO L130 PetriNetUnfolder]: For 8725/11037 co-relation queries the response was YES. [2021-03-26 00:13:45,809 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18076 conditions, 4291 events. 1838/4291 cut-off events. For 8725/11037 co-relation queries the response was YES. Maximal size of possible extension queue 619. Compared 40827 event pairs, 50 based on Foata normal form. 1274/5236 useless extension candidates. Maximal degree in co-relation 18044. Up to 1999 conditions per place. [2021-03-26 00:13:45,815 INFO L132 encePairwiseOnDemand]: 200/208 looper letters, 2 selfloop transitions, 18 changer transitions 15/76 dead transitions. [2021-03-26 00:13:45,815 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 76 transitions, 645 flow [2021-03-26 00:13:45,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 00:13:45,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 00:13:45,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1419 transitions. [2021-03-26 00:13:45,818 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8527644230769231 [2021-03-26 00:13:45,818 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1419 transitions. [2021-03-26 00:13:45,819 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1419 transitions. [2021-03-26 00:13:45,819 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 00:13:45,819 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1419 transitions. [2021-03-26 00:13:45,822 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 177.375) internal successors, (1419), 8 states have internal predecessors, (1419), 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) [2021-03-26 00:13:45,824 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 208.0) internal successors, (1872), 9 states have internal predecessors, (1872), 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) [2021-03-26 00:13:45,825 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 208.0) internal successors, (1872), 9 states have internal predecessors, (1872), 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) [2021-03-26 00:13:45,825 INFO L185 Difference]: Start difference. First operand has 74 places, 72 transitions, 556 flow. Second operand 8 states and 1419 transitions. [2021-03-26 00:13:45,825 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 76 transitions, 645 flow [2021-03-26 00:13:46,004 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 76 transitions, 621 flow, removed 9 selfloop flow, removed 2 redundant places. [2021-03-26 00:13:46,005 INFO L241 Difference]: Finished difference. Result has 82 places, 61 transitions, 485 flow [2021-03-26 00:13:46,005 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=208, PETRI_DIFFERENCE_MINUEND_FLOW=529, PETRI_DIFFERENCE_MINUEND_PLACES=72, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=485, PETRI_PLACES=82, PETRI_TRANSITIONS=61} [2021-03-26 00:13:46,006 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, 25 predicate places. [2021-03-26 00:13:46,006 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 00:13:46,006 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 82 places, 61 transitions, 485 flow [2021-03-26 00:13:46,006 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 82 places, 61 transitions, 485 flow [2021-03-26 00:13:46,006 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 80 places, 61 transitions, 485 flow [2021-03-26 00:13:46,106 INFO L129 PetriNetUnfolder]: 609/1554 cut-off events. [2021-03-26 00:13:46,106 INFO L130 PetriNetUnfolder]: For 3313/3613 co-relation queries the response was YES. [2021-03-26 00:13:46,111 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6434 conditions, 1554 events. 609/1554 cut-off events. For 3313/3613 co-relation queries the response was YES. Maximal size of possible extension queue 244. Compared 12842 event pairs, 27 based on Foata normal form. 6/1446 useless extension candidates. Maximal degree in co-relation 6405. Up to 671 conditions per place. [2021-03-26 00:13:46,121 INFO L142 LiptonReduction]: Number of co-enabled transitions 896 [2021-03-26 00:13:46,629 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-26 00:13:46,793 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-26 00:13:47,169 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-26 00:13:47,274 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-26 00:13:47,435 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-03-26 00:13:47,610 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-03-26 00:13:47,840 INFO L154 LiptonReduction]: Checked pairs total: 1159 [2021-03-26 00:13:47,840 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 00:13:47,841 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1835 [2021-03-26 00:13:47,841 INFO L480 AbstractCegarLoop]: Abstraction has has 77 places, 58 transitions, 471 flow [2021-03-26 00:13:47,842 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 174.85714285714286) internal successors, (1224), 7 states have internal predecessors, (1224), 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) [2021-03-26 00:13:47,842 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 00:13:47,842 INFO L263 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] [2021-03-26 00:13:47,842 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-26 00:13:47,842 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 00:13:47,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 00:13:47,843 INFO L82 PathProgramCache]: Analyzing trace with hash -836272791, now seen corresponding path program 1 times [2021-03-26 00:13:47,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 00:13:47,843 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172154840] [2021-03-26 00:13:47,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 00:13:47,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 00:13:47,890 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 00:13:47,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 00:13:47,954 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 00:13:47,993 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 00:13:47,994 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 00:13:47,994 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-26 00:13:48,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.03 12:13:48 BasicIcfg [2021-03-26 00:13:48,129 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-26 00:13:48,130 INFO L168 Benchmark]: Toolchain (without parser) took 34190.57 ms. Allocated memory was 255.9 MB in the beginning and 1.0 GB in the end (delta: 748.7 MB). Free memory was 233.9 MB in the beginning and 798.4 MB in the end (delta: -564.5 MB). Peak memory consumption was 184.4 MB. Max. memory is 16.0 GB. [2021-03-26 00:13:48,130 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 255.9 MB. Free memory is still 237.8 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 00:13:48,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 485.74 ms. Allocated memory was 255.9 MB in the beginning and 392.2 MB in the end (delta: 136.3 MB). Free memory was 233.4 MB in the beginning and 350.4 MB in the end (delta: -117.1 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. [2021-03-26 00:13:48,130 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.25 ms. Allocated memory is still 392.2 MB. Free memory was 350.4 MB in the beginning and 347.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-26 00:13:48,130 INFO L168 Benchmark]: Boogie Preprocessor took 59.49 ms. Allocated memory is still 392.2 MB. Free memory was 347.4 MB in the beginning and 345.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-26 00:13:48,131 INFO L168 Benchmark]: RCFGBuilder took 1821.49 ms. Allocated memory is still 392.2 MB. Free memory was 344.8 MB in the beginning and 222.7 MB in the end (delta: 122.1 MB). Peak memory consumption was 126.6 MB. Max. memory is 16.0 GB. [2021-03-26 00:13:48,131 INFO L168 Benchmark]: TraceAbstraction took 31748.07 ms. Allocated memory was 392.2 MB in the beginning and 1.0 GB in the end (delta: 612.4 MB). Free memory was 222.7 MB in the beginning and 798.4 MB in the end (delta: -575.7 MB). Peak memory consumption was 36.6 MB. Max. memory is 16.0 GB. [2021-03-26 00:13:48,132 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 255.9 MB. Free memory is still 237.8 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 485.74 ms. Allocated memory was 255.9 MB in the beginning and 392.2 MB in the end (delta: 136.3 MB). Free memory was 233.4 MB in the beginning and 350.4 MB in the end (delta: -117.1 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 71.25 ms. Allocated memory is still 392.2 MB. Free memory was 350.4 MB in the beginning and 347.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 59.49 ms. Allocated memory is still 392.2 MB. Free memory was 347.4 MB in the beginning and 345.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1821.49 ms. Allocated memory is still 392.2 MB. Free memory was 344.8 MB in the beginning and 222.7 MB in the end (delta: 122.1 MB). Peak memory consumption was 126.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 31748.07 ms. Allocated memory was 392.2 MB in the beginning and 1.0 GB in the end (delta: 612.4 MB). Free memory was 222.7 MB in the beginning and 798.4 MB in the end (delta: -575.7 MB). Peak memory consumption was 36.6 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4041.8ms, 124 PlacesBefore, 57 PlacesAfterwards, 113 TransitionsBefore, 45 TransitionsAfterwards, 2774 CoEnabledTransitionPairs, 6 FixpointIterations, 31 TrivialSequentialCompositions, 40 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 1 ChoiceCompositions, 76 TotalNumberOfCompositions, 5523 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2572, positive: 2441, positive conditional: 2441, positive unconditional: 0, negative: 131, negative conditional: 131, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1858, positive: 1805, positive conditional: 0, positive unconditional: 1805, negative: 53, negative conditional: 0, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1858, positive: 1805, positive conditional: 0, positive unconditional: 1805, negative: 53, negative conditional: 0, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1858, positive: 1795, positive conditional: 0, positive unconditional: 1795, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 53, negative conditional: 0, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 831, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 783, negative conditional: 0, negative unconditional: 783, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2572, positive: 636, positive conditional: 636, positive unconditional: 0, negative: 78, negative conditional: 78, negative unconditional: 0, unknown: 1858, unknown conditional: 1858, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 182, Positive cache size: 148, Positive conditional cache size: 148, Positive unconditional cache size: 0, Negative cache size: 34, Negative conditional cache size: 34, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1742.0ms, 53 PlacesBefore, 42 PlacesAfterwards, 42 TransitionsBefore, 31 TransitionsAfterwards, 584 CoEnabledTransitionPairs, 4 FixpointIterations, 7 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 11 TotalNumberOfCompositions, 2511 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 572, positive: 451, positive conditional: 451, positive unconditional: 0, negative: 121, negative conditional: 121, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 183, positive: 145, positive conditional: 16, positive unconditional: 129, negative: 38, negative conditional: 3, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 183, positive: 145, positive conditional: 16, positive unconditional: 129, negative: 38, negative conditional: 3, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 183, positive: 142, positive conditional: 0, positive unconditional: 142, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 38, negative conditional: 3, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 442, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 431, negative conditional: 79, negative unconditional: 353, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 572, positive: 306, positive conditional: 306, positive unconditional: 0, negative: 83, negative conditional: 83, negative unconditional: 0, unknown: 183, unknown conditional: 183, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 219, Positive cache size: 174, Positive conditional cache size: 174, Positive unconditional cache size: 0, Negative cache size: 45, Negative conditional cache size: 45, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1429.8ms, 45 PlacesBefore, 40 PlacesAfterwards, 30 TransitionsBefore, 28 TransitionsAfterwards, 410 CoEnabledTransitionPairs, 3 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 1542 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 369, positive: 285, positive conditional: 285, positive unconditional: 0, negative: 84, negative conditional: 84, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 20, positive conditional: 7, positive unconditional: 13, negative: 13, negative conditional: 1, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 33, positive: 20, positive conditional: 7, positive unconditional: 13, negative: 13, negative conditional: 1, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 33, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 13, negative conditional: 1, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 192, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 189, negative conditional: 3, negative unconditional: 186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 369, positive: 265, positive conditional: 265, positive unconditional: 0, negative: 71, negative conditional: 71, negative unconditional: 0, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 252, Positive cache size: 194, Positive conditional cache size: 194, Positive unconditional cache size: 0, Negative cache size: 58, Negative conditional cache size: 58, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 412.2ms, 44 PlacesBefore, 44 PlacesAfterwards, 37 TransitionsBefore, 37 TransitionsAfterwards, 572 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 437 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 79, positive: 62, positive conditional: 62, positive unconditional: 0, negative: 17, negative conditional: 17, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 41, positive: 34, positive conditional: 6, positive unconditional: 28, negative: 7, negative conditional: 6, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 41, positive: 34, positive conditional: 6, positive unconditional: 28, negative: 7, negative conditional: 6, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 41, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 6, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 317, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 317, negative conditional: 314, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 79, positive: 28, positive conditional: 28, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 293, Positive cache size: 228, Positive conditional cache size: 228, Positive unconditional cache size: 0, Negative cache size: 65, Negative conditional cache size: 65, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 651.1ms, 51 PlacesBefore, 51 PlacesAfterwards, 46 TransitionsBefore, 45 TransitionsAfterwards, 864 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 987 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 271, positive: 241, positive conditional: 241, positive unconditional: 0, negative: 30, negative conditional: 30, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 86, positive: 83, positive conditional: 44, positive unconditional: 39, negative: 3, negative conditional: 2, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 86, positive: 83, positive conditional: 44, positive unconditional: 39, negative: 3, negative conditional: 2, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 86, positive: 83, positive conditional: 0, positive unconditional: 83, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 2, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 165, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 165, negative conditional: 124, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 271, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 27, negative conditional: 27, negative unconditional: 0, unknown: 86, unknown conditional: 86, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 303, Positive cache size: 239, Positive conditional cache size: 239, Positive unconditional cache size: 0, Negative cache size: 64, Negative conditional cache size: 64, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 942.8ms, 53 PlacesBefore, 53 PlacesAfterwards, 50 TransitionsBefore, 50 TransitionsAfterwards, 840 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 475 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 88, positive: 73, positive conditional: 73, positive unconditional: 0, negative: 15, negative conditional: 15, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 38, positive: 29, positive conditional: 12, positive unconditional: 17, negative: 9, negative conditional: 6, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 38, positive: 29, positive conditional: 12, positive unconditional: 17, negative: 9, negative conditional: 6, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 38, positive: 29, positive conditional: 0, positive unconditional: 29, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 9, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 9, negative conditional: 6, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 328, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 328, negative conditional: 276, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 88, positive: 44, positive conditional: 44, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 341, Positive cache size: 268, Positive conditional cache size: 268, Positive unconditional cache size: 0, Negative cache size: 73, Negative conditional cache size: 73, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1095.4ms, 58 PlacesBefore, 58 PlacesAfterwards, 53 TransitionsBefore, 53 TransitionsAfterwards, 900 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 464 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 78, positive: 64, positive conditional: 64, positive unconditional: 0, negative: 14, negative conditional: 14, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 78, positive: 59, positive conditional: 59, positive unconditional: 0, negative: 14, negative conditional: 14, negative unconditional: 0, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 346, Positive cache size: 273, Positive conditional cache size: 273, Positive unconditional cache size: 0, Negative cache size: 73, Negative conditional cache size: 73, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1955.6ms, 65 PlacesBefore, 65 PlacesAfterwards, 62 TransitionsBefore, 61 TransitionsAfterwards, 1300 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 1355 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 270, positive: 236, positive conditional: 236, positive unconditional: 0, negative: 34, negative conditional: 34, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 61, positive: 59, positive conditional: 47, positive unconditional: 12, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 61, positive: 59, positive conditional: 47, positive unconditional: 12, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 61, positive: 59, positive conditional: 0, positive unconditional: 59, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 41, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 270, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 32, negative conditional: 32, negative unconditional: 0, unknown: 61, unknown conditional: 61, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 365, Positive cache size: 290, Positive conditional cache size: 290, Positive unconditional cache size: 0, Negative cache size: 75, Negative conditional cache size: 75, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 793.8ms, 67 PlacesBefore, 67 PlacesAfterwards, 66 TransitionsBefore, 65 TransitionsAfterwards, 1268 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 1665 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 340, positive: 298, positive conditional: 298, positive unconditional: 0, negative: 42, negative conditional: 42, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 58, positive: 56, positive conditional: 52, positive unconditional: 4, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 58, positive: 56, positive conditional: 52, positive unconditional: 4, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 58, positive: 56, positive conditional: 0, positive unconditional: 56, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 40, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 340, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 40, negative conditional: 40, negative unconditional: 0, unknown: 58, unknown conditional: 58, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 393, Positive cache size: 316, Positive conditional cache size: 316, Positive unconditional cache size: 0, Negative cache size: 77, Negative conditional cache size: 77, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3305.8ms, 70 PlacesBefore, 70 PlacesAfterwards, 72 TransitionsBefore, 72 TransitionsAfterwards, 1370 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 1051 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 343, positive: 317, positive conditional: 317, positive unconditional: 0, negative: 26, negative conditional: 26, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 101, positive: 92, positive conditional: 81, positive unconditional: 11, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 101, positive: 92, positive conditional: 81, positive unconditional: 11, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 101, positive: 75, positive conditional: 0, positive unconditional: 75, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 703, positive: 410, positive conditional: 410, positive unconditional: 0, negative: 293, negative conditional: 293, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 343, positive: 225, positive conditional: 225, positive unconditional: 0, negative: 17, negative conditional: 17, negative unconditional: 0, unknown: 101, unknown conditional: 101, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 465, Positive cache size: 395, Positive conditional cache size: 395, Positive unconditional cache size: 0, Negative cache size: 70, Negative conditional cache size: 70, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7036.2ms, 74 PlacesBefore, 74 PlacesAfterwards, 72 TransitionsBefore, 72 TransitionsAfterwards, 1342 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 912 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 295, positive: 273, positive conditional: 273, positive unconditional: 0, negative: 22, negative conditional: 22, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46, positive: 44, positive conditional: 30, positive unconditional: 14, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 46, positive: 44, positive conditional: 30, positive unconditional: 14, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 46, positive: 44, positive conditional: 0, positive unconditional: 44, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 51, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 295, positive: 229, positive conditional: 229, positive unconditional: 0, negative: 20, negative conditional: 20, negative unconditional: 0, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 461, Positive cache size: 393, Positive conditional cache size: 393, Positive unconditional cache size: 0, Negative cache size: 68, Negative conditional cache size: 68, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1834.4ms, 82 PlacesBefore, 77 PlacesAfterwards, 61 TransitionsBefore, 58 TransitionsAfterwards, 896 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 1159 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 492, positive: 453, positive conditional: 453, positive unconditional: 0, negative: 39, negative conditional: 39, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 70, positive: 69, positive conditional: 58, positive unconditional: 11, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 70, positive: 69, positive conditional: 58, positive unconditional: 11, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 70, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 16, negative conditional: 16, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 492, positive: 384, positive conditional: 384, positive unconditional: 0, negative: 38, negative conditional: 38, negative unconditional: 0, unknown: 70, unknown conditional: 70, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 426, Positive cache size: 370, Positive conditional cache size: 370, Positive unconditional cache size: 0, Negative cache size: 56, Negative conditional cache size: 56, Negative unconditional cache size: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p3_EAX = 0; [L716] 0 int __unbuffered_p3_EBX = 0; [L718] 0 int a = 0; [L719] 0 _Bool a$flush_delayed; [L720] 0 int a$mem_tmp; [L721] 0 _Bool a$r_buff0_thd0; [L722] 0 _Bool a$r_buff0_thd1; [L723] 0 _Bool a$r_buff0_thd2; [L724] 0 _Bool a$r_buff0_thd3; [L725] 0 _Bool a$r_buff0_thd4; [L726] 0 _Bool a$r_buff1_thd0; [L727] 0 _Bool a$r_buff1_thd1; [L728] 0 _Bool a$r_buff1_thd2; [L729] 0 _Bool a$r_buff1_thd3; [L730] 0 _Bool a$r_buff1_thd4; [L731] 0 _Bool a$read_delayed; [L732] 0 int *a$read_delayed_var; [L733] 0 int a$w_buff0; [L734] 0 _Bool a$w_buff0_used; [L735] 0 int a$w_buff1; [L736] 0 _Bool a$w_buff1_used; [L737] 0 _Bool main$tmp_guard0; [L738] 0 _Bool main$tmp_guard1; [L740] 0 int x = 0; [L742] 0 int y = 0; [L744] 0 int z = 0; [L745] 0 _Bool weak$$choice0; [L746] 0 _Bool weak$$choice2; [L864] 0 pthread_t t793; [L865] FCALL, FORK 0 pthread_create(&t793, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L866] 0 pthread_t t794; [L867] FCALL, FORK 0 pthread_create(&t794, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L868] 0 pthread_t t795; [L869] FCALL, FORK 0 pthread_create(&t795, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L870] 0 pthread_t t796; [L871] FCALL, FORK 0 pthread_create(&t796, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L750] 1 a$w_buff1 = a$w_buff0 [L751] 1 a$w_buff0 = 1 [L752] 1 a$w_buff1_used = a$w_buff0_used [L753] 1 a$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L755] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L756] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L757] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L758] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L759] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L760] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L763] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L780] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L783] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L800] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, z=0] [L803] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, z=1] [L820] 4 z = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, z=2] [L823] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, z=2] [L826] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L827] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L828] 4 a$flush_delayed = weak$$choice2 [L829] 4 a$mem_tmp = a [L830] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L830] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L831] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L831] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0) [L831] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L831] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L832] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L832] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1) [L832] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L832] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L833] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L833] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used) [L833] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L833] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L834] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L834] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L834] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L834] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L835] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L835] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4) [L835] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L835] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L836] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L836] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L836] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L836] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L837] 4 __unbuffered_p3_EBX = a [L838] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L838] 4 a = a$flush_delayed ? a$mem_tmp : a [L839] 4 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=2, z=2] [L842] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L842] EXPR 4 a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a [L842] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L842] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L843] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L843] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L844] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L844] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L845] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L845] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L846] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L846] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L766] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L766] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L767] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L767] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L768] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L768] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L769] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L769] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L770] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L770] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L773] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L775] 1 return 0; [L786] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L786] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L786] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L786] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L787] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L787] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L788] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L788] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L789] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L789] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L790] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L790] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L793] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L795] 2 return 0; [L806] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L806] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L806] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L806] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L807] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L807] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L808] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L808] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L809] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L809] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L810] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L810] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L813] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L815] 3 return 0; [L849] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L851] 4 return 0; [L873] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L877] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L877] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L877] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L877] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L878] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L878] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L879] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L879] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L880] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L880] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L881] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L881] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L884] 0 main$tmp_guard1 = !(y == 2 && z == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p3_EAX == 2 && __unbuffered_p3_EBX == 0) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=2, z=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 116 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 2.3ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 31454.7ms, OverallIterations: 12, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 4677.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 4120.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 61 SDtfs, 38 SDslu, 42 SDs, 0 SdLazy, 298 SolverSat, 72 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 356.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 262.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=556occurred in iteration=10, InterpolantAutomatonStates: 57, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 36.0ms SsaConstructionTime, 363.0ms SatisfiabilityAnalysisTime, 737.0ms InterpolantComputationTime, 237 NumberOfCodeBlocks, 237 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 198 ConstructedInterpolants, 0 QuantifiedInterpolants, 935 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...