/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-VariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe035_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 11:08:18,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 11:08:18,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 11:08:18,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-24 11:08:18,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-24 11:08:19,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-24 11:08:19,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-24 11:08:19,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-24 11:08:19,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-24 11:08:19,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-24 11:08:19,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-24 11:08:19,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-24 11:08:19,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-24 11:08:19,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-24 11:08:19,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-24 11:08:19,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-24 11:08:19,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-24 11:08:19,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-24 11:08:19,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-24 11:08:19,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-24 11:08:19,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-24 11:08:19,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-24 11:08:19,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-24 11:08:19,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-24 11:08:19,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-24 11:08:19,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-24 11:08:19,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-24 11:08:19,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-24 11:08:19,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-24 11:08:19,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-24 11:08:19,048 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-24 11:08:19,049 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-24 11:08:19,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-24 11:08:19,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-24 11:08:19,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-24 11:08:19,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-24 11:08:19,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-24 11:08:19,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-24 11:08:19,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 11:08:19,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 11:08:19,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 11:08:19,054 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-VariableLbe.epf [2021-03-24 11:08:19,088 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 11:08:19,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 11:08:19,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 11:08:19,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 11:08:19,089 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 11:08:19,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 11:08:19,090 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 11:08:19,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 11:08:19,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 11:08:19,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 11:08:19,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 11:08:19,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 11:08:19,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 11:08:19,090 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 11:08:19,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 11:08:19,091 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 11:08:19,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 11:08:19,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 11:08:19,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 11:08:19,091 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 11:08:19,091 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 11:08:19,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 11:08:19,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 11:08:19,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 11:08:19,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 11:08:19,094 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 11:08:19,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 11:08:19,094 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-24 11:08:19,094 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 11:08:19,095 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 11:08:19,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 11:08:19,373 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 11:08:19,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 11:08:19,376 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-24 11:08:19,380 INFO L275 PluginConnector]: CDTParser initialized [2021-03-24 11:08:19,381 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_power.opt.i [2021-03-24 11:08:19,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/507464168/a6efb582fa134a8281152268171a1a1c/FLAG39d597502 [2021-03-24 11:08:19,937 INFO L306 CDTParser]: Found 1 translation units. [2021-03-24 11:08:19,938 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.opt.i [2021-03-24 11:08:19,961 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/507464168/a6efb582fa134a8281152268171a1a1c/FLAG39d597502 [2021-03-24 11:08:20,275 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/507464168/a6efb582fa134a8281152268171a1a1c [2021-03-24 11:08:20,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 11:08:20,281 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-24 11:08:20,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-24 11:08:20,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-24 11:08:20,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-24 11:08:20,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 11:08:20" (1/1) ... [2021-03-24 11:08:20,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cf3c60d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:08:20, skipping insertion in model container [2021-03-24 11:08:20,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 11:08:20" (1/1) ... [2021-03-24 11:08:20,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-24 11:08:20,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-24 11:08:20,464 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/safe035_power.opt.i[951,964] [2021-03-24 11:08:20,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 11:08:20,651 INFO L203 MainTranslator]: Completed pre-run [2021-03-24 11:08:20,659 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/safe035_power.opt.i[951,964] [2021-03-24 11:08:20,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 11:08:20,792 INFO L208 MainTranslator]: Completed translation [2021-03-24 11:08:20,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:08:20 WrapperNode [2021-03-24 11:08:20,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-24 11:08:20,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-24 11:08:20,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-24 11:08:20,793 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-24 11:08:20,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:08:20" (1/1) ... [2021-03-24 11:08:20,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:08:20" (1/1) ... [2021-03-24 11:08:20,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-24 11:08:20,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-24 11:08:20,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-24 11:08:20,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-24 11:08:20,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:08:20" (1/1) ... [2021-03-24 11:08:20,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:08:20" (1/1) ... [2021-03-24 11:08:20,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:08:20" (1/1) ... [2021-03-24 11:08:20,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:08:20" (1/1) ... [2021-03-24 11:08:20,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:08:20" (1/1) ... [2021-03-24 11:08:20,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:08:20" (1/1) ... [2021-03-24 11:08:20,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:08:20" (1/1) ... [2021-03-24 11:08:20,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-24 11:08:20,906 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-24 11:08:20,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-24 11:08:20,907 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-24 11:08:20,907 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:08:20" (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 [2021-03-24 11:08:20,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-24 11:08:20,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-24 11:08:20,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-24 11:08:20,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-24 11:08:20,988 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-24 11:08:20,990 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-24 11:08:20,990 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-24 11:08:20,990 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-24 11:08:20,990 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-24 11:08:20,991 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-24 11:08:20,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-24 11:08:20,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-24 11:08:20,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-24 11:08:20,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-24 11:08:20,993 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-24 11:08:24,611 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-24 11:08:24,611 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-24 11:08:24,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 11:08:24 BoogieIcfgContainer [2021-03-24 11:08:24,613 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-24 11:08:24,614 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-24 11:08:24,615 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-24 11:08:24,617 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-24 11:08:24,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.03 11:08:20" (1/3) ... [2021-03-24 11:08:24,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b3a592c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 11:08:24, skipping insertion in model container [2021-03-24 11:08:24,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:08:20" (2/3) ... [2021-03-24 11:08:24,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b3a592c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 11:08:24, skipping insertion in model container [2021-03-24 11:08:24,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 11:08:24" (3/3) ... [2021-03-24 11:08:24,619 INFO L111 eAbstractionObserver]: Analyzing ICFG safe035_power.opt.i [2021-03-24 11:08:24,624 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-24 11:08:24,627 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-24 11:08:24,628 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-24 11:08:24,671 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,672 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,672 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,672 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,672 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,672 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,672 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,672 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,677 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,677 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,677 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,677 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,677 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,677 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,677 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,678 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,678 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,679 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,679 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,679 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,679 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,679 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,679 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,679 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,680 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,680 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,680 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,680 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,680 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,680 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,680 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,680 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,680 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,680 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,681 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,681 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,681 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,681 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,681 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,681 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,681 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,681 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,681 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,681 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,681 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,682 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,682 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,682 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,682 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,682 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,682 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,682 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,682 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,682 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,682 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,682 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,683 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,683 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,683 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,683 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,683 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,700 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,700 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,701 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,701 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,701 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,701 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,701 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,701 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,701 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,701 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,701 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,701 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,702 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,702 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,702 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,702 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,702 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,702 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,702 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,702 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,702 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,702 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,702 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,703 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,703 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,703 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,703 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,703 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,703 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,703 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,703 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,703 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,703 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,703 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,704 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,704 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,704 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,704 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,706 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,706 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,706 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,706 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,706 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,706 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,706 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,706 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,707 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,707 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,707 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,707 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,707 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,707 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,707 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,708 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,708 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,708 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,708 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,709 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,709 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,709 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,709 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,709 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,709 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,709 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,709 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,709 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,710 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,710 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,710 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,710 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,710 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,710 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,710 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,710 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,710 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,711 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,711 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,711 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,711 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,711 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,711 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,711 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,711 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,712 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,712 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,712 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,712 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,712 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,712 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,712 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,713 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,714 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,715 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,728 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,729 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,729 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,729 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,729 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,729 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,729 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,729 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,729 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,729 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,730 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,730 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,730 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,730 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,730 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,730 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,730 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,730 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,730 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,730 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,730 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,731 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,731 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,731 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,731 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,731 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,731 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,731 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,731 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,731 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,731 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,732 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,732 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,732 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,732 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,732 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,732 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,732 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,734 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,734 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,734 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,734 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,734 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,734 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,734 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,735 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,736 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,736 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,736 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,736 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,738 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,738 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,738 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,738 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,738 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,738 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,738 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,738 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,738 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,739 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,739 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,739 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,739 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,739 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,739 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,739 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,739 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,739 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,740 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,740 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,740 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,740 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,740 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,740 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,740 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,740 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,740 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,741 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,741 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,741 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,741 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,741 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,741 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,741 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,741 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,741 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,749 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,750 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,750 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,750 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,750 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,750 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,750 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,750 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,750 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,751 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,753 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,754 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,754 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,754 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,754 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,754 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,754 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,754 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,754 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,754 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,755 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,761 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,761 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,762 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,763 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:08:24,768 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-24 11:08:24,783 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-03-24 11:08:24,810 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 11:08:24,810 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 11:08:24,810 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 11:08:24,810 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 11:08:24,810 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 11:08:24,810 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 11:08:24,810 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 11:08:24,810 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 11:08:24,822 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 102 transitions, 219 flow [2021-03-24 11:08:24,854 INFO L129 PetriNetUnfolder]: 2/99 cut-off events. [2021-03-24 11:08:24,855 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 11:08:24,858 INFO L84 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 99 events. 2/99 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 77 event pairs, 0 based on Foata normal form. 0/95 useless extension candidates. Maximal degree in co-relation 64. Up to 2 conditions per place. [2021-03-24 11:08:24,858 INFO L82 GeneralOperation]: Start removeDead. Operand has 110 places, 102 transitions, 219 flow [2021-03-24 11:08:24,863 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 107 places, 99 transitions, 207 flow [2021-03-24 11:08:24,864 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-24 11:08:24,871 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 107 places, 99 transitions, 207 flow [2021-03-24 11:08:24,873 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 107 places, 99 transitions, 207 flow [2021-03-24 11:08:24,874 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 107 places, 99 transitions, 207 flow [2021-03-24 11:08:24,892 INFO L129 PetriNetUnfolder]: 2/99 cut-off events. [2021-03-24 11:08:24,892 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 11:08:24,893 INFO L84 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 99 events. 2/99 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 80 event pairs, 0 based on Foata normal form. 0/95 useless extension candidates. Maximal degree in co-relation 64. Up to 2 conditions per place. [2021-03-24 11:08:24,895 INFO L142 LiptonReduction]: Number of co-enabled transitions 1958 [2021-03-24 11:08:25,100 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2021-03-24 11:08:28,146 WARN L205 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 388 DAG size of output: 346 [2021-03-24 11:08:28,933 WARN L205 SmtUtils]: Spent 783.00 ms on a formula simplification that was a NOOP. DAG size: 343 [2021-03-24 11:08:32,420 WARN L205 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 548 DAG size of output: 513 [2021-03-24 11:08:34,136 WARN L205 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 509 [2021-03-24 11:08:34,552 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-24 11:08:34,931 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2021-03-24 11:08:35,047 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-24 11:08:36,402 WARN L205 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2021-03-24 11:08:37,166 WARN L205 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2021-03-24 11:08:38,825 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 511 [2021-03-24 11:08:40,542 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 511 [2021-03-24 11:08:40,566 INFO L154 LiptonReduction]: Checked pairs total: 3518 [2021-03-24 11:08:40,566 INFO L156 LiptonReduction]: Total number of compositions: 63 [2021-03-24 11:08:40,571 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 15708 [2021-03-24 11:08:40,580 INFO L129 PetriNetUnfolder]: 0/26 cut-off events. [2021-03-24 11:08:40,580 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 11:08:40,580 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:08:40,581 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:08:40,581 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:08:40,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:08:40,588 INFO L82 PathProgramCache]: Analyzing trace with hash 1617767889, now seen corresponding path program 1 times [2021-03-24 11:08:40,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:08:40,595 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846728595] [2021-03-24 11:08:40,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:08:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:08:40,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:40,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:40,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:40,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:40,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:08:40,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846728595] [2021-03-24 11:08:40,873 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:08:40,873 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 11:08:40,873 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729015227] [2021-03-24 11:08:40,881 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 11:08:40,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:08:40,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 11:08:40,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 11:08:40,899 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 137 out of 165 [2021-03-24 11:08:40,904 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 45 transitions, 99 flow. Second operand has 3 states, 3 states have (on average 137.66666666666666) internal successors, (413), 3 states have internal predecessors, (413), 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) [2021-03-24 11:08:40,904 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:08:40,904 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 137 of 165 [2021-03-24 11:08:40,905 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:08:41,239 INFO L129 PetriNetUnfolder]: 473/842 cut-off events. [2021-03-24 11:08:41,239 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 11:08:41,244 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1566 conditions, 842 events. 473/842 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 73. Compared 4537 event pairs, 57 based on Foata normal form. 56/830 useless extension candidates. Maximal degree in co-relation 1544. Up to 609 conditions per place. [2021-03-24 11:08:41,250 INFO L132 encePairwiseOnDemand]: 161/165 looper letters, 17 selfloop transitions, 2 changer transitions 5/50 dead transitions. [2021-03-24 11:08:41,250 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 50 transitions, 151 flow [2021-03-24 11:08:41,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 11:08:41,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 11:08:41,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 435 transitions. [2021-03-24 11:08:41,268 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8787878787878788 [2021-03-24 11:08:41,268 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 435 transitions. [2021-03-24 11:08:41,268 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 435 transitions. [2021-03-24 11:08:41,272 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:08:41,274 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 435 transitions. [2021-03-24 11:08:41,278 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 145.0) internal successors, (435), 3 states have internal predecessors, (435), 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) [2021-03-24 11:08:41,285 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 165.0) internal successors, (660), 4 states have internal predecessors, (660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:08:41,286 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 165.0) internal successors, (660), 4 states have internal predecessors, (660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:08:41,287 INFO L185 Difference]: Start difference. First operand has 54 places, 45 transitions, 99 flow. Second operand 3 states and 435 transitions. [2021-03-24 11:08:41,288 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 50 transitions, 151 flow [2021-03-24 11:08:41,290 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 50 transitions, 148 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-03-24 11:08:41,292 INFO L241 Difference]: Finished difference. Result has 51 places, 38 transitions, 86 flow [2021-03-24 11:08:41,294 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=90, PETRI_DIFFERENCE_MINUEND_PLACES=49, 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=86, PETRI_PLACES=51, PETRI_TRANSITIONS=38} [2021-03-24 11:08:41,294 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, -3 predicate places. [2021-03-24 11:08:41,295 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 38 transitions, 86 flow [2021-03-24 11:08:41,295 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 137.66666666666666) internal successors, (413), 3 states have internal predecessors, (413), 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) [2021-03-24 11:08:41,295 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:08:41,295 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] [2021-03-24 11:08:41,296 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-24 11:08:41,296 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:08:41,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:08:41,297 INFO L82 PathProgramCache]: Analyzing trace with hash 1098945789, now seen corresponding path program 1 times [2021-03-24 11:08:41,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:08:41,297 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407457888] [2021-03-24 11:08:41,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:08:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:08:41,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:41,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:41,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:41,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:41,436 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 11:08:41,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 11:08:41,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:08:41,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407457888] [2021-03-24 11:08:41,443 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:08:41,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 11:08:41,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201505305] [2021-03-24 11:08:41,444 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 11:08:41,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:08:41,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 11:08:41,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 11:08:41,446 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 147 out of 165 [2021-03-24 11:08:41,447 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 38 transitions, 86 flow. Second operand has 4 states, 4 states have (on average 147.75) internal successors, (591), 4 states have internal predecessors, (591), 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) [2021-03-24 11:08:41,447 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:08:41,447 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 147 of 165 [2021-03-24 11:08:41,447 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:08:41,483 INFO L129 PetriNetUnfolder]: 0/42 cut-off events. [2021-03-24 11:08:41,483 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 11:08:41,483 INFO L84 FinitePrefix]: Finished finitePrefix Result has 59 conditions, 42 events. 0/42 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 54 event pairs, 0 based on Foata normal form. 2/43 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2021-03-24 11:08:41,483 INFO L132 encePairwiseOnDemand]: 161/165 looper letters, 2 selfloop transitions, 2 changer transitions 3/40 dead transitions. [2021-03-24 11:08:41,484 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 40 transitions, 102 flow [2021-03-24 11:08:41,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 11:08:41,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 11:08:41,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 743 transitions. [2021-03-24 11:08:41,486 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9006060606060606 [2021-03-24 11:08:41,486 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 743 transitions. [2021-03-24 11:08:41,486 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 743 transitions. [2021-03-24 11:08:41,486 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:08:41,486 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 743 transitions. [2021-03-24 11:08:41,488 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 148.6) internal successors, (743), 5 states have internal predecessors, (743), 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) [2021-03-24 11:08:41,490 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 165.0) internal successors, (990), 6 states have internal predecessors, (990), 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) [2021-03-24 11:08:41,490 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 165.0) internal successors, (990), 6 states have internal predecessors, (990), 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) [2021-03-24 11:08:41,491 INFO L185 Difference]: Start difference. First operand has 51 places, 38 transitions, 86 flow. Second operand 5 states and 743 transitions. [2021-03-24 11:08:41,491 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 40 transitions, 102 flow [2021-03-24 11:08:41,491 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 40 transitions, 98 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 11:08:41,492 INFO L241 Difference]: Finished difference. Result has 52 places, 37 transitions, 92 flow [2021-03-24 11:08:41,492 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=82, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=92, PETRI_PLACES=52, PETRI_TRANSITIONS=37} [2021-03-24 11:08:41,493 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, -2 predicate places. [2021-03-24 11:08:41,493 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 37 transitions, 92 flow [2021-03-24 11:08:41,493 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 147.75) internal successors, (591), 4 states have internal predecessors, (591), 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) [2021-03-24 11:08:41,493 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:08:41,493 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] [2021-03-24 11:08:41,493 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-24 11:08:41,493 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:08:41,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:08:41,494 INFO L82 PathProgramCache]: Analyzing trace with hash -1859487402, now seen corresponding path program 1 times [2021-03-24 11:08:41,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:08:41,494 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757493997] [2021-03-24 11:08:41,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:08:41,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:08:41,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:41,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:41,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:41,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:41,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:41,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 11:08:41,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:41,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 11:08:41,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:41,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 11:08:41,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:41,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:08:41,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:41,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 11:08:41,871 INFO L142 QuantifierPusher]: treesize reduction 45, result has 38.4 percent of original size [2021-03-24 11:08:41,874 INFO L147 QuantifierPusher]: treesize reduction 8, result has 71.4 percent of original size 20 [2021-03-24 11:08:41,909 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 11:08:41,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 11:08:41,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:08:41,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757493997] [2021-03-24 11:08:41,915 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:08:41,915 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-03-24 11:08:41,916 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359794489] [2021-03-24 11:08:41,916 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 11:08:41,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:08:41,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 11:08:41,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-03-24 11:08:41,920 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 120 out of 165 [2021-03-24 11:08:41,922 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 37 transitions, 92 flow. Second operand has 10 states, 10 states have (on average 121.1) internal successors, (1211), 10 states have internal predecessors, (1211), 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) [2021-03-24 11:08:41,922 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:08:41,922 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 120 of 165 [2021-03-24 11:08:41,922 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:08:42,402 INFO L129 PetriNetUnfolder]: 434/771 cut-off events. [2021-03-24 11:08:42,402 INFO L130 PetriNetUnfolder]: For 123/123 co-relation queries the response was YES. [2021-03-24 11:08:42,404 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1612 conditions, 771 events. 434/771 cut-off events. For 123/123 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 3891 event pairs, 302 based on Foata normal form. 32/795 useless extension candidates. Maximal degree in co-relation 1584. Up to 514 conditions per place. [2021-03-24 11:08:42,408 INFO L132 encePairwiseOnDemand]: 154/165 looper letters, 26 selfloop transitions, 11 changer transitions 12/68 dead transitions. [2021-03-24 11:08:42,408 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 68 transitions, 257 flow [2021-03-24 11:08:42,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 11:08:42,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 11:08:42,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1131 transitions. [2021-03-24 11:08:42,412 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7616161616161616 [2021-03-24 11:08:42,412 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1131 transitions. [2021-03-24 11:08:42,412 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1131 transitions. [2021-03-24 11:08:42,413 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:08:42,413 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1131 transitions. [2021-03-24 11:08:42,415 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 125.66666666666667) internal successors, (1131), 9 states have internal predecessors, (1131), 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) [2021-03-24 11:08:42,418 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 165.0) internal successors, (1650), 10 states have internal predecessors, (1650), 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) [2021-03-24 11:08:42,419 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 165.0) internal successors, (1650), 10 states have internal predecessors, (1650), 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) [2021-03-24 11:08:42,419 INFO L185 Difference]: Start difference. First operand has 52 places, 37 transitions, 92 flow. Second operand 9 states and 1131 transitions. [2021-03-24 11:08:42,419 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 68 transitions, 257 flow [2021-03-24 11:08:42,423 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 68 transitions, 247 flow, removed 2 selfloop flow, removed 4 redundant places. [2021-03-24 11:08:42,425 INFO L241 Difference]: Finished difference. Result has 58 places, 44 transitions, 150 flow [2021-03-24 11:08:42,425 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=84, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=150, PETRI_PLACES=58, PETRI_TRANSITIONS=44} [2021-03-24 11:08:42,425 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 4 predicate places. [2021-03-24 11:08:42,425 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 44 transitions, 150 flow [2021-03-24 11:08:42,426 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 121.1) internal successors, (1211), 10 states have internal predecessors, (1211), 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) [2021-03-24 11:08:42,426 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:08:42,426 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] [2021-03-24 11:08:42,426 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-24 11:08:42,426 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:08:42,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:08:42,427 INFO L82 PathProgramCache]: Analyzing trace with hash 269780142, now seen corresponding path program 1 times [2021-03-24 11:08:42,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:08:42,427 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425453887] [2021-03-24 11:08:42,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:08:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:08:42,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:42,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:42,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:42,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:42,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:42,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 11:08:42,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:42,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:08:42,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:42,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 11:08:42,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:42,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:08:42,686 INFO L142 QuantifierPusher]: treesize reduction 20, result has 78.7 percent of original size [2021-03-24 11:08:42,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-03-24 11:08:42,722 INFO L142 QuantifierPusher]: treesize reduction 7, result has 65.0 percent of original size [2021-03-24 11:08:42,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:08:42,740 INFO L142 QuantifierPusher]: treesize reduction 57, result has 29.6 percent of original size [2021-03-24 11:08:42,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 11:08:42,779 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 11:08:42,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 11:08:42,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:08:42,789 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425453887] [2021-03-24 11:08:42,790 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:08:42,790 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-03-24 11:08:42,793 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900275157] [2021-03-24 11:08:42,793 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 11:08:42,793 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:08:42,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 11:08:42,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-03-24 11:08:42,795 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 116 out of 165 [2021-03-24 11:08:42,797 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 44 transitions, 150 flow. Second operand has 11 states, 11 states have (on average 117.18181818181819) internal successors, (1289), 11 states have internal predecessors, (1289), 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) [2021-03-24 11:08:42,797 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:08:42,797 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 116 of 165 [2021-03-24 11:08:42,798 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:08:43,389 INFO L129 PetriNetUnfolder]: 487/842 cut-off events. [2021-03-24 11:08:43,389 INFO L130 PetriNetUnfolder]: For 356/363 co-relation queries the response was YES. [2021-03-24 11:08:43,392 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2162 conditions, 842 events. 487/842 cut-off events. For 356/363 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 4159 event pairs, 54 based on Foata normal form. 25/858 useless extension candidates. Maximal degree in co-relation 2128. Up to 592 conditions per place. [2021-03-24 11:08:43,396 INFO L132 encePairwiseOnDemand]: 151/165 looper letters, 31 selfloop transitions, 25 changer transitions 7/81 dead transitions. [2021-03-24 11:08:43,396 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 81 transitions, 395 flow [2021-03-24 11:08:43,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-24 11:08:43,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-24 11:08:43,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1218 transitions. [2021-03-24 11:08:43,400 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7381818181818182 [2021-03-24 11:08:43,400 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1218 transitions. [2021-03-24 11:08:43,400 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1218 transitions. [2021-03-24 11:08:43,401 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:08:43,401 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1218 transitions. [2021-03-24 11:08:43,403 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 121.8) internal successors, (1218), 10 states have internal predecessors, (1218), 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) [2021-03-24 11:08:43,407 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 165.0) internal successors, (1815), 11 states have internal predecessors, (1815), 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) [2021-03-24 11:08:43,408 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 165.0) internal successors, (1815), 11 states have internal predecessors, (1815), 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) [2021-03-24 11:08:43,408 INFO L185 Difference]: Start difference. First operand has 58 places, 44 transitions, 150 flow. Second operand 10 states and 1218 transitions. [2021-03-24 11:08:43,408 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 81 transitions, 395 flow [2021-03-24 11:08:43,413 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 81 transitions, 383 flow, removed 2 selfloop flow, removed 5 redundant places. [2021-03-24 11:08:43,414 INFO L241 Difference]: Finished difference. Result has 64 places, 66 transitions, 309 flow [2021-03-24 11:08:43,415 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=138, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=309, PETRI_PLACES=64, PETRI_TRANSITIONS=66} [2021-03-24 11:08:43,415 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 10 predicate places. [2021-03-24 11:08:43,415 INFO L480 AbstractCegarLoop]: Abstraction has has 64 places, 66 transitions, 309 flow [2021-03-24 11:08:43,415 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 117.18181818181819) internal successors, (1289), 11 states have internal predecessors, (1289), 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) [2021-03-24 11:08:43,415 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:08:43,416 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] [2021-03-24 11:08:43,416 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-24 11:08:43,416 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:08:43,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:08:43,416 INFO L82 PathProgramCache]: Analyzing trace with hash -1808733232, now seen corresponding path program 2 times [2021-03-24 11:08:43,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:08:43,416 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122655435] [2021-03-24 11:08:43,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:08:43,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:08:43,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:43,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:43,524 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-03-24 11:08:43,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 11:08:43,535 INFO L142 QuantifierPusher]: treesize reduction 26, result has 51.9 percent of original size [2021-03-24 11:08:43,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 11:08:43,552 INFO L142 QuantifierPusher]: treesize reduction 26, result has 54.4 percent of original size [2021-03-24 11:08:43,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 11:08:43,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:43,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:43,580 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 11:08:43,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 11:08:43,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:08:43,593 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122655435] [2021-03-24 11:08:43,593 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:08:43,593 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-24 11:08:43,593 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147316851] [2021-03-24 11:08:43,594 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 11:08:43,594 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:08:43,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 11:08:43,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-24 11:08:43,596 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 124 out of 165 [2021-03-24 11:08:43,597 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 66 transitions, 309 flow. Second operand has 7 states, 7 states have (on average 125.57142857142857) internal successors, (879), 7 states have internal predecessors, (879), 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) [2021-03-24 11:08:43,597 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:08:43,597 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 124 of 165 [2021-03-24 11:08:43,597 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:08:44,324 INFO L129 PetriNetUnfolder]: 997/1690 cut-off events. [2021-03-24 11:08:44,325 INFO L130 PetriNetUnfolder]: For 2202/2236 co-relation queries the response was YES. [2021-03-24 11:08:44,330 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5633 conditions, 1690 events. 997/1690 cut-off events. For 2202/2236 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 9660 event pairs, 191 based on Foata normal form. 33/1714 useless extension candidates. Maximal degree in co-relation 5598. Up to 627 conditions per place. [2021-03-24 11:08:44,338 INFO L132 encePairwiseOnDemand]: 151/165 looper letters, 65 selfloop transitions, 31 changer transitions 27/143 dead transitions. [2021-03-24 11:08:44,338 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 143 transitions, 988 flow [2021-03-24 11:08:44,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 11:08:44,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 11:08:44,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1190 transitions. [2021-03-24 11:08:44,342 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8013468013468014 [2021-03-24 11:08:44,342 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1190 transitions. [2021-03-24 11:08:44,342 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1190 transitions. [2021-03-24 11:08:44,342 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:08:44,342 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1190 transitions. [2021-03-24 11:08:44,345 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 132.22222222222223) internal successors, (1190), 9 states have internal predecessors, (1190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:08:44,347 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 165.0) internal successors, (1650), 10 states have internal predecessors, (1650), 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) [2021-03-24 11:08:44,347 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 165.0) internal successors, (1650), 10 states have internal predecessors, (1650), 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) [2021-03-24 11:08:44,348 INFO L185 Difference]: Start difference. First operand has 64 places, 66 transitions, 309 flow. Second operand 9 states and 1190 transitions. [2021-03-24 11:08:44,348 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 143 transitions, 988 flow [2021-03-24 11:08:44,355 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 143 transitions, 935 flow, removed 25 selfloop flow, removed 3 redundant places. [2021-03-24 11:08:44,359 INFO L241 Difference]: Finished difference. Result has 75 places, 92 transitions, 603 flow [2021-03-24 11:08:44,359 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=282, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=603, PETRI_PLACES=75, PETRI_TRANSITIONS=92} [2021-03-24 11:08:44,359 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 21 predicate places. [2021-03-24 11:08:44,360 INFO L480 AbstractCegarLoop]: Abstraction has has 75 places, 92 transitions, 603 flow [2021-03-24 11:08:44,360 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 125.57142857142857) internal successors, (879), 7 states have internal predecessors, (879), 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) [2021-03-24 11:08:44,360 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:08:44,360 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] [2021-03-24 11:08:44,360 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-24 11:08:44,360 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:08:44,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:08:44,362 INFO L82 PathProgramCache]: Analyzing trace with hash 1927987016, now seen corresponding path program 3 times [2021-03-24 11:08:44,362 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:08:44,362 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524150980] [2021-03-24 11:08:44,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:08:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:08:44,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:44,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:44,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:44,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:44,464 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 11:08:44,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 11:08:44,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:44,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:44,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:08:44,472 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524150980] [2021-03-24 11:08:44,473 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:08:44,473 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 11:08:44,473 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620217729] [2021-03-24 11:08:44,473 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 11:08:44,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:08:44,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 11:08:44,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 11:08:44,474 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 136 out of 165 [2021-03-24 11:08:44,475 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 92 transitions, 603 flow. Second operand has 4 states, 4 states have (on average 136.75) internal successors, (547), 4 states have internal predecessors, (547), 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) [2021-03-24 11:08:44,475 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:08:44,475 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 136 of 165 [2021-03-24 11:08:44,475 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:08:44,692 INFO L129 PetriNetUnfolder]: 579/1209 cut-off events. [2021-03-24 11:08:44,692 INFO L130 PetriNetUnfolder]: For 5554/6100 co-relation queries the response was YES. [2021-03-24 11:08:44,699 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4993 conditions, 1209 events. 579/1209 cut-off events. For 5554/6100 co-relation queries the response was YES. Maximal size of possible extension queue 122. Compared 7896 event pairs, 151 based on Foata normal form. 409/1556 useless extension candidates. Maximal degree in co-relation 4955. Up to 478 conditions per place. [2021-03-24 11:08:44,707 INFO L132 encePairwiseOnDemand]: 159/165 looper letters, 10 selfloop transitions, 8 changer transitions 0/94 dead transitions. [2021-03-24 11:08:44,707 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 94 transitions, 598 flow [2021-03-24 11:08:44,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 11:08:44,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 11:08:44,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 698 transitions. [2021-03-24 11:08:44,709 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8460606060606061 [2021-03-24 11:08:44,710 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 698 transitions. [2021-03-24 11:08:44,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 698 transitions. [2021-03-24 11:08:44,710 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:08:44,710 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 698 transitions. [2021-03-24 11:08:44,711 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 139.6) internal successors, (698), 5 states have internal predecessors, (698), 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) [2021-03-24 11:08:44,713 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 165.0) internal successors, (990), 6 states have internal predecessors, (990), 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) [2021-03-24 11:08:44,713 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 165.0) internal successors, (990), 6 states have internal predecessors, (990), 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) [2021-03-24 11:08:44,713 INFO L185 Difference]: Start difference. First operand has 75 places, 92 transitions, 603 flow. Second operand 5 states and 698 transitions. [2021-03-24 11:08:44,713 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 94 transitions, 598 flow [2021-03-24 11:08:44,722 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 94 transitions, 576 flow, removed 4 selfloop flow, removed 3 redundant places. [2021-03-24 11:08:44,724 INFO L241 Difference]: Finished difference. Result has 75 places, 91 transitions, 588 flow [2021-03-24 11:08:44,724 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=520, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=588, PETRI_PLACES=75, PETRI_TRANSITIONS=91} [2021-03-24 11:08:44,724 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 21 predicate places. [2021-03-24 11:08:44,725 INFO L480 AbstractCegarLoop]: Abstraction has has 75 places, 91 transitions, 588 flow [2021-03-24 11:08:44,725 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 136.75) internal successors, (547), 4 states have internal predecessors, (547), 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) [2021-03-24 11:08:44,725 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:08:44,725 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] [2021-03-24 11:08:44,725 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-24 11:08:44,725 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:08:44,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:08:44,726 INFO L82 PathProgramCache]: Analyzing trace with hash 116199458, now seen corresponding path program 1 times [2021-03-24 11:08:44,726 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:08:44,726 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921417837] [2021-03-24 11:08:44,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:08:44,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:08:44,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:44,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:44,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:44,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:44,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:44,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 11:08:44,905 INFO L142 QuantifierPusher]: treesize reduction 4, result has 89.7 percent of original size [2021-03-24 11:08:44,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 11:08:44,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:44,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 11:08:44,963 INFO L142 QuantifierPusher]: treesize reduction 13, result has 84.0 percent of original size [2021-03-24 11:08:44,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 11:08:45,016 INFO L142 QuantifierPusher]: treesize reduction 7, result has 84.1 percent of original size [2021-03-24 11:08:45,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 11:08:45,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:45,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 11:08:45,098 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 11:08:45,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 11:08:45,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:08:45,105 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921417837] [2021-03-24 11:08:45,106 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:08:45,106 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-03-24 11:08:45,106 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405303267] [2021-03-24 11:08:45,106 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 11:08:45,106 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:08:45,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 11:08:45,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-03-24 11:08:45,108 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 116 out of 165 [2021-03-24 11:08:45,109 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 91 transitions, 588 flow. Second operand has 10 states, 10 states have (on average 117.4) internal successors, (1174), 10 states have internal predecessors, (1174), 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) [2021-03-24 11:08:45,109 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:08:45,109 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 116 of 165 [2021-03-24 11:08:45,109 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:08:45,818 INFO L129 PetriNetUnfolder]: 899/1808 cut-off events. [2021-03-24 11:08:45,818 INFO L130 PetriNetUnfolder]: For 8965/9584 co-relation queries the response was YES. [2021-03-24 11:08:45,828 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8978 conditions, 1808 events. 899/1808 cut-off events. For 8965/9584 co-relation queries the response was YES. Maximal size of possible extension queue 183. Compared 12705 event pairs, 133 based on Foata normal form. 241/1960 useless extension candidates. Maximal degree in co-relation 8933. Up to 809 conditions per place. [2021-03-24 11:08:45,837 INFO L132 encePairwiseOnDemand]: 153/165 looper letters, 41 selfloop transitions, 28 changer transitions 23/117 dead transitions. [2021-03-24 11:08:45,837 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 117 transitions, 1041 flow [2021-03-24 11:08:45,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 11:08:45,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 11:08:45,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 863 transitions. [2021-03-24 11:08:45,840 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7471861471861472 [2021-03-24 11:08:45,840 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 863 transitions. [2021-03-24 11:08:45,840 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 863 transitions. [2021-03-24 11:08:45,841 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:08:45,841 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 863 transitions. [2021-03-24 11:08:45,843 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 123.28571428571429) internal successors, (863), 7 states have internal predecessors, (863), 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) [2021-03-24 11:08:45,845 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 165.0) internal successors, (1320), 8 states have internal predecessors, (1320), 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) [2021-03-24 11:08:45,845 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 165.0) internal successors, (1320), 8 states have internal predecessors, (1320), 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) [2021-03-24 11:08:45,845 INFO L185 Difference]: Start difference. First operand has 75 places, 91 transitions, 588 flow. Second operand 7 states and 863 transitions. [2021-03-24 11:08:45,846 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 117 transitions, 1041 flow [2021-03-24 11:08:45,854 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 80 places, 117 transitions, 1037 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-24 11:08:45,856 INFO L241 Difference]: Finished difference. Result has 83 places, 84 transitions, 668 flow [2021-03-24 11:08:45,856 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=584, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=63, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=668, PETRI_PLACES=83, PETRI_TRANSITIONS=84} [2021-03-24 11:08:45,857 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 29 predicate places. [2021-03-24 11:08:45,857 INFO L480 AbstractCegarLoop]: Abstraction has has 83 places, 84 transitions, 668 flow [2021-03-24 11:08:45,858 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 117.4) internal successors, (1174), 10 states have internal predecessors, (1174), 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) [2021-03-24 11:08:45,858 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:08:45,858 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] [2021-03-24 11:08:45,858 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-24 11:08:45,858 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:08:45,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:08:45,859 INFO L82 PathProgramCache]: Analyzing trace with hash -1429549622, now seen corresponding path program 2 times [2021-03-24 11:08:45,859 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:08:45,859 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761618807] [2021-03-24 11:08:45,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:08:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:08:45,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:45,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:45,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:45,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:45,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:45,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:45,962 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 11:08:45,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 11:08:45,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:45,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:45,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:08:45,975 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761618807] [2021-03-24 11:08:45,975 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:08:45,975 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 11:08:45,975 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523790126] [2021-03-24 11:08:45,975 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 11:08:45,975 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:08:45,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 11:08:45,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-24 11:08:45,977 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 136 out of 165 [2021-03-24 11:08:45,977 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 84 transitions, 668 flow. Second operand has 5 states, 5 states have (on average 136.8) internal successors, (684), 5 states have internal predecessors, (684), 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) [2021-03-24 11:08:45,977 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:08:45,977 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 136 of 165 [2021-03-24 11:08:45,977 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:08:46,147 INFO L129 PetriNetUnfolder]: 292/759 cut-off events. [2021-03-24 11:08:46,148 INFO L130 PetriNetUnfolder]: For 5943/7453 co-relation queries the response was YES. [2021-03-24 11:08:46,152 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3560 conditions, 759 events. 292/759 cut-off events. For 5943/7453 co-relation queries the response was YES. Maximal size of possible extension queue 71. Compared 4960 event pairs, 54 based on Foata normal form. 701/1421 useless extension candidates. Maximal degree in co-relation 3515. Up to 292 conditions per place. [2021-03-24 11:08:46,157 INFO L132 encePairwiseOnDemand]: 159/165 looper letters, 6 selfloop transitions, 15 changer transitions 4/84 dead transitions. [2021-03-24 11:08:46,157 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 84 transitions, 656 flow [2021-03-24 11:08:46,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 11:08:46,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 11:08:46,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 977 transitions. [2021-03-24 11:08:46,161 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8458874458874459 [2021-03-24 11:08:46,161 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 977 transitions. [2021-03-24 11:08:46,161 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 977 transitions. [2021-03-24 11:08:46,161 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:08:46,162 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 977 transitions. [2021-03-24 11:08:46,163 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 139.57142857142858) internal successors, (977), 7 states have internal predecessors, (977), 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) [2021-03-24 11:08:46,165 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 165.0) internal successors, (1320), 8 states have internal predecessors, (1320), 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) [2021-03-24 11:08:46,166 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 165.0) internal successors, (1320), 8 states have internal predecessors, (1320), 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) [2021-03-24 11:08:46,166 INFO L185 Difference]: Start difference. First operand has 83 places, 84 transitions, 668 flow. Second operand 7 states and 977 transitions. [2021-03-24 11:08:46,166 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 84 transitions, 656 flow [2021-03-24 11:08:46,171 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 80 places, 84 transitions, 598 flow, removed 4 selfloop flow, removed 6 redundant places. [2021-03-24 11:08:46,174 INFO L241 Difference]: Finished difference. Result has 83 places, 80 transitions, 585 flow [2021-03-24 11:08:46,175 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=490, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=585, PETRI_PLACES=83, PETRI_TRANSITIONS=80} [2021-03-24 11:08:46,175 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 29 predicate places. [2021-03-24 11:08:46,175 INFO L480 AbstractCegarLoop]: Abstraction has has 83 places, 80 transitions, 585 flow [2021-03-24 11:08:46,175 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 136.8) internal successors, (684), 5 states have internal predecessors, (684), 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) [2021-03-24 11:08:46,175 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:08:46,175 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, 1, 1, 1, 1] [2021-03-24 11:08:46,176 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-24 11:08:46,176 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:08:46,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:08:46,176 INFO L82 PathProgramCache]: Analyzing trace with hash 156892756, now seen corresponding path program 1 times [2021-03-24 11:08:46,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:08:46,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406351259] [2021-03-24 11:08:46,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:08:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:08:46,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:46,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:46,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:46,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:46,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:46,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 11:08:46,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:46,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 11:08:46,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:46,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:08:46,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:46,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 11:08:46,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:46,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 11:08:46,403 INFO L142 QuantifierPusher]: treesize reduction 6, result has 82.9 percent of original size [2021-03-24 11:08:46,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 11:08:46,434 INFO L142 QuantifierPusher]: treesize reduction 98, result has 47.3 percent of original size [2021-03-24 11:08:46,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-03-24 11:08:46,501 INFO L142 QuantifierPusher]: treesize reduction 79, result has 54.9 percent of original size [2021-03-24 11:08:46,505 INFO L147 QuantifierPusher]: treesize reduction 9, result has 90.6 percent of original size 87 [2021-03-24 11:08:46,588 INFO L142 QuantifierPusher]: treesize reduction 88, result has 52.7 percent of original size [2021-03-24 11:08:46,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-03-24 11:08:46,660 INFO L142 QuantifierPusher]: treesize reduction 126, result has 49.2 percent of original size [2021-03-24 11:08:46,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-03-24 11:08:46,724 INFO L142 QuantifierPusher]: treesize reduction 47, result has 64.7 percent of original size [2021-03-24 11:08:46,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-24 11:08:46,774 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 11:08:46,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 11:08:46,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:08:46,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406351259] [2021-03-24 11:08:46,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:08:46,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-03-24 11:08:46,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254355141] [2021-03-24 11:08:46,787 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-24 11:08:46,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:08:46,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-24 11:08:46,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2021-03-24 11:08:46,789 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 165 [2021-03-24 11:08:46,791 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 80 transitions, 585 flow. Second operand has 15 states, 15 states have (on average 114.13333333333334) internal successors, (1712), 15 states have internal predecessors, (1712), 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) [2021-03-24 11:08:46,791 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:08:46,791 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 165 [2021-03-24 11:08:46,791 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:08:48,217 INFO L129 PetriNetUnfolder]: 443/1163 cut-off events. [2021-03-24 11:08:48,217 INFO L130 PetriNetUnfolder]: For 8673/9789 co-relation queries the response was YES. [2021-03-24 11:08:48,225 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6146 conditions, 1163 events. 443/1163 cut-off events. For 8673/9789 co-relation queries the response was YES. Maximal size of possible extension queue 120. Compared 8731 event pairs, 58 based on Foata normal form. 213/1333 useless extension candidates. Maximal degree in co-relation 6095. Up to 424 conditions per place. [2021-03-24 11:08:48,230 INFO L132 encePairwiseOnDemand]: 148/165 looper letters, 31 selfloop transitions, 7 changer transitions 67/136 dead transitions. [2021-03-24 11:08:48,231 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 136 transitions, 1448 flow [2021-03-24 11:08:48,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-24 11:08:48,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-24 11:08:48,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2119 transitions. [2021-03-24 11:08:48,236 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7134680134680135 [2021-03-24 11:08:48,236 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2119 transitions. [2021-03-24 11:08:48,236 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2119 transitions. [2021-03-24 11:08:48,237 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:08:48,237 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2119 transitions. [2021-03-24 11:08:48,241 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 117.72222222222223) internal successors, (2119), 18 states have internal predecessors, (2119), 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) [2021-03-24 11:08:48,246 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 165.0) internal successors, (3135), 19 states have internal predecessors, (3135), 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) [2021-03-24 11:08:48,246 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 165.0) internal successors, (3135), 19 states have internal predecessors, (3135), 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) [2021-03-24 11:08:48,247 INFO L185 Difference]: Start difference. First operand has 83 places, 80 transitions, 585 flow. Second operand 18 states and 2119 transitions. [2021-03-24 11:08:48,247 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 136 transitions, 1448 flow [2021-03-24 11:08:48,270 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 136 transitions, 1306 flow, removed 55 selfloop flow, removed 4 redundant places. [2021-03-24 11:08:48,272 INFO L241 Difference]: Finished difference. Result has 104 places, 68 transitions, 482 flow [2021-03-24 11:08:48,272 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=518, PETRI_DIFFERENCE_MINUEND_PLACES=79, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=80, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=482, PETRI_PLACES=104, PETRI_TRANSITIONS=68} [2021-03-24 11:08:48,273 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 50 predicate places. [2021-03-24 11:08:48,273 INFO L480 AbstractCegarLoop]: Abstraction has has 104 places, 68 transitions, 482 flow [2021-03-24 11:08:48,273 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 114.13333333333334) internal successors, (1712), 15 states have internal predecessors, (1712), 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) [2021-03-24 11:08:48,273 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:08:48,274 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, 1, 1, 1, 1] [2021-03-24 11:08:48,274 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-24 11:08:48,274 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:08:48,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:08:48,274 INFO L82 PathProgramCache]: Analyzing trace with hash -320873680, now seen corresponding path program 2 times [2021-03-24 11:08:48,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:08:48,276 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079051025] [2021-03-24 11:08:48,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:08:48,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:08:48,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:48,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:48,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:48,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 11:08:48,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:48,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 11:08:48,450 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.5 percent of original size [2021-03-24 11:08:48,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 11:08:48,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:48,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 11:08:48,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:48,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 11:08:48,538 INFO L142 QuantifierPusher]: treesize reduction 9, result has 75.0 percent of original size [2021-03-24 11:08:48,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 11:08:48,570 INFO L142 QuantifierPusher]: treesize reduction 21, result has 79.8 percent of original size [2021-03-24 11:08:48,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-24 11:08:48,623 INFO L142 QuantifierPusher]: treesize reduction 32, result has 41.8 percent of original size [2021-03-24 11:08:48,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 11:08:48,644 INFO L142 QuantifierPusher]: treesize reduction 23, result has 70.1 percent of original size [2021-03-24 11:08:48,647 INFO L147 QuantifierPusher]: treesize reduction 15, result has 72.2 percent of original size 39 [2021-03-24 11:08:48,711 INFO L142 QuantifierPusher]: treesize reduction 23, result has 68.9 percent of original size [2021-03-24 11:08:48,712 INFO L147 QuantifierPusher]: treesize reduction 15, result has 70.6 percent of original size 36 [2021-03-24 11:08:48,773 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 11:08:48,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 11:08:48,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:08:48,783 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079051025] [2021-03-24 11:08:48,784 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:08:48,784 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-03-24 11:08:48,784 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617292187] [2021-03-24 11:08:48,784 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-24 11:08:48,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:08:48,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-24 11:08:48,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-03-24 11:08:48,786 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 165 [2021-03-24 11:08:48,787 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 68 transitions, 482 flow. Second operand has 13 states, 13 states have (on average 114.3076923076923) internal successors, (1486), 13 states have internal predecessors, (1486), 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) [2021-03-24 11:08:48,787 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:08:48,787 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 165 [2021-03-24 11:08:48,787 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:08:49,945 INFO L129 PetriNetUnfolder]: 524/1436 cut-off events. [2021-03-24 11:08:49,946 INFO L130 PetriNetUnfolder]: For 10710/11159 co-relation queries the response was YES. [2021-03-24 11:08:49,956 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7241 conditions, 1436 events. 524/1436 cut-off events. For 10710/11159 co-relation queries the response was YES. Maximal size of possible extension queue 174. Compared 11860 event pairs, 32 based on Foata normal form. 239/1630 useless extension candidates. Maximal degree in co-relation 7178. Up to 413 conditions per place. [2021-03-24 11:08:49,962 INFO L132 encePairwiseOnDemand]: 153/165 looper letters, 46 selfloop transitions, 25 changer transitions 30/132 dead transitions. [2021-03-24 11:08:49,962 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 132 transitions, 1520 flow [2021-03-24 11:08:49,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-24 11:08:49,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-24 11:08:49,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1561 transitions. [2021-03-24 11:08:49,967 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7277389277389278 [2021-03-24 11:08:49,967 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1561 transitions. [2021-03-24 11:08:49,967 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1561 transitions. [2021-03-24 11:08:49,968 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:08:49,968 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1561 transitions. [2021-03-24 11:08:49,971 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 120.07692307692308) internal successors, (1561), 13 states have internal predecessors, (1561), 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) [2021-03-24 11:08:49,974 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 165.0) internal successors, (2310), 14 states have internal predecessors, (2310), 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) [2021-03-24 11:08:49,975 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 165.0) internal successors, (2310), 14 states have internal predecessors, (2310), 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) [2021-03-24 11:08:49,975 INFO L185 Difference]: Start difference. First operand has 104 places, 68 transitions, 482 flow. Second operand 13 states and 1561 transitions. [2021-03-24 11:08:49,975 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 105 places, 132 transitions, 1520 flow [2021-03-24 11:08:50,009 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 132 transitions, 1424 flow, removed 37 selfloop flow, removed 17 redundant places. [2021-03-24 11:08:50,011 INFO L241 Difference]: Finished difference. Result has 97 places, 80 transitions, 731 flow [2021-03-24 11:08:50,011 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=429, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=731, PETRI_PLACES=97, PETRI_TRANSITIONS=80} [2021-03-24 11:08:50,011 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 43 predicate places. [2021-03-24 11:08:50,011 INFO L480 AbstractCegarLoop]: Abstraction has has 97 places, 80 transitions, 731 flow [2021-03-24 11:08:50,012 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 114.3076923076923) internal successors, (1486), 13 states have internal predecessors, (1486), 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) [2021-03-24 11:08:50,012 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:08:50,012 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, 1, 1, 1, 1] [2021-03-24 11:08:50,012 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-24 11:08:50,012 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:08:50,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:08:50,013 INFO L82 PathProgramCache]: Analyzing trace with hash -1250090102, now seen corresponding path program 3 times [2021-03-24 11:08:50,013 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:08:50,013 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922404991] [2021-03-24 11:08:50,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:08:50,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:08:50,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:50,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:50,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:50,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:50,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:50,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:50,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:50,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:50,135 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 11:08:50,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 11:08:50,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:50,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:50,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:08:50,146 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922404991] [2021-03-24 11:08:50,146 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:08:50,146 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-24 11:08:50,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506093999] [2021-03-24 11:08:50,147 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 11:08:50,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:08:50,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 11:08:50,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-24 11:08:50,149 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 136 out of 165 [2021-03-24 11:08:50,149 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 80 transitions, 731 flow. Second operand has 6 states, 6 states have (on average 136.83333333333334) internal successors, (821), 6 states have internal predecessors, (821), 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) [2021-03-24 11:08:50,149 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:08:50,150 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 136 of 165 [2021-03-24 11:08:50,150 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:08:50,326 INFO L129 PetriNetUnfolder]: 219/694 cut-off events. [2021-03-24 11:08:50,327 INFO L130 PetriNetUnfolder]: For 9721/11491 co-relation queries the response was YES. [2021-03-24 11:08:50,331 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3678 conditions, 694 events. 219/694 cut-off events. For 9721/11491 co-relation queries the response was YES. Maximal size of possible extension queue 88. Compared 5081 event pairs, 23 based on Foata normal form. 722/1385 useless extension candidates. Maximal degree in co-relation 3629. Up to 165 conditions per place. [2021-03-24 11:08:50,335 INFO L132 encePairwiseOnDemand]: 159/165 looper letters, 2 selfloop transitions, 19 changer transitions 3/83 dead transitions. [2021-03-24 11:08:50,335 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 83 transitions, 796 flow [2021-03-24 11:08:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 11:08:50,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 11:08:50,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1250 transitions. [2021-03-24 11:08:50,339 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8417508417508418 [2021-03-24 11:08:50,339 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1250 transitions. [2021-03-24 11:08:50,339 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1250 transitions. [2021-03-24 11:08:50,340 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:08:50,340 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1250 transitions. [2021-03-24 11:08:50,342 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 138.88888888888889) internal successors, (1250), 9 states have internal predecessors, (1250), 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) [2021-03-24 11:08:50,345 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 165.0) internal successors, (1650), 10 states have internal predecessors, (1650), 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) [2021-03-24 11:08:50,357 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 165.0) internal successors, (1650), 10 states have internal predecessors, (1650), 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) [2021-03-24 11:08:50,357 INFO L185 Difference]: Start difference. First operand has 97 places, 80 transitions, 731 flow. Second operand 9 states and 1250 transitions. [2021-03-24 11:08:50,357 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 83 transitions, 796 flow [2021-03-24 11:08:50,374 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 83 transitions, 685 flow, removed 42 selfloop flow, removed 10 redundant places. [2021-03-24 11:08:50,375 INFO L241 Difference]: Finished difference. Result has 94 places, 80 transitions, 668 flow [2021-03-24 11:08:50,376 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=607, PETRI_DIFFERENCE_MINUEND_PLACES=83, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=668, PETRI_PLACES=94, PETRI_TRANSITIONS=80} [2021-03-24 11:08:50,376 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 40 predicate places. [2021-03-24 11:08:50,376 INFO L480 AbstractCegarLoop]: Abstraction has has 94 places, 80 transitions, 668 flow [2021-03-24 11:08:50,376 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 136.83333333333334) internal successors, (821), 6 states have internal predecessors, (821), 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) [2021-03-24 11:08:50,377 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:08:50,377 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:08:50,377 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-24 11:08:50,377 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:08:50,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:08:50,377 INFO L82 PathProgramCache]: Analyzing trace with hash -1013457200, now seen corresponding path program 1 times [2021-03-24 11:08:50,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:08:50,377 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223407684] [2021-03-24 11:08:50,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:08:50,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:08:50,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:50,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:50,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:50,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:50,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:50,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:50,475 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 11:08:50,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 11:08:50,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:08:50,481 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223407684] [2021-03-24 11:08:50,481 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:08:50,481 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 11:08:50,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775356635] [2021-03-24 11:08:50,482 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 11:08:50,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:08:50,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 11:08:50,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 11:08:50,483 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 142 out of 165 [2021-03-24 11:08:50,484 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 80 transitions, 668 flow. Second operand has 5 states, 5 states have (on average 143.2) internal successors, (716), 5 states have internal predecessors, (716), 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) [2021-03-24 11:08:50,484 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:08:50,484 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 142 of 165 [2021-03-24 11:08:50,484 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:08:50,647 INFO L129 PetriNetUnfolder]: 314/1014 cut-off events. [2021-03-24 11:08:50,647 INFO L130 PetriNetUnfolder]: For 10401/10886 co-relation queries the response was YES. [2021-03-24 11:08:50,653 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5043 conditions, 1014 events. 314/1014 cut-off events. For 10401/10886 co-relation queries the response was YES. Maximal size of possible extension queue 146. Compared 8475 event pairs, 57 based on Foata normal form. 170/1135 useless extension candidates. Maximal degree in co-relation 4994. Up to 238 conditions per place. [2021-03-24 11:08:50,661 INFO L132 encePairwiseOnDemand]: 161/165 looper letters, 5 selfloop transitions, 1 changer transitions 20/82 dead transitions. [2021-03-24 11:08:50,661 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 82 transitions, 688 flow [2021-03-24 11:08:50,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 11:08:50,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 11:08:50,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 719 transitions. [2021-03-24 11:08:50,665 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8715151515151515 [2021-03-24 11:08:50,665 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 719 transitions. [2021-03-24 11:08:50,665 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 719 transitions. [2021-03-24 11:08:50,666 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:08:50,666 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 719 transitions. [2021-03-24 11:08:50,668 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 143.8) internal successors, (719), 5 states have internal predecessors, (719), 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) [2021-03-24 11:08:50,672 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 165.0) internal successors, (990), 6 states have internal predecessors, (990), 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) [2021-03-24 11:08:50,672 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 165.0) internal successors, (990), 6 states have internal predecessors, (990), 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) [2021-03-24 11:08:50,672 INFO L185 Difference]: Start difference. First operand has 94 places, 80 transitions, 668 flow. Second operand 5 states and 719 transitions. [2021-03-24 11:08:50,673 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 82 transitions, 688 flow [2021-03-24 11:08:50,715 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 82 transitions, 558 flow, removed 48 selfloop flow, removed 12 redundant places. [2021-03-24 11:08:50,717 INFO L241 Difference]: Finished difference. Result has 88 places, 62 transitions, 384 flow [2021-03-24 11:08:50,717 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=538, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=80, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=384, PETRI_PLACES=88, PETRI_TRANSITIONS=62} [2021-03-24 11:08:50,717 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 34 predicate places. [2021-03-24 11:08:50,717 INFO L480 AbstractCegarLoop]: Abstraction has has 88 places, 62 transitions, 384 flow [2021-03-24 11:08:50,718 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 143.2) internal successors, (716), 5 states have internal predecessors, (716), 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) [2021-03-24 11:08:50,719 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:08:50,719 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:08:50,719 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-24 11:08:50,719 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:08:50,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:08:50,719 INFO L82 PathProgramCache]: Analyzing trace with hash 1768739276, now seen corresponding path program 2 times [2021-03-24 11:08:50,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:08:50,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032571619] [2021-03-24 11:08:50,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:08:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:08:50,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:50,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:50,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:50,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:50,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:50,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 11:08:50,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:50,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:08:50,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:50,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 11:08:50,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:50,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 11:08:50,882 INFO L142 QuantifierPusher]: treesize reduction 6, result has 91.0 percent of original size [2021-03-24 11:08:50,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-24 11:08:50,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:50,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:50,897 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 11:08:50,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 11:08:50,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:08:50,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032571619] [2021-03-24 11:08:50,906 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:08:50,906 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-24 11:08:50,906 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627925002] [2021-03-24 11:08:50,907 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-24 11:08:50,907 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:08:50,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-24 11:08:50,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-03-24 11:08:50,909 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 165 [2021-03-24 11:08:50,909 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 62 transitions, 384 flow. Second operand has 9 states, 9 states have (on average 125.0) internal successors, (1125), 9 states have internal predecessors, (1125), 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) [2021-03-24 11:08:50,909 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:08:50,909 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 165 [2021-03-24 11:08:50,909 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:08:51,205 INFO L129 PetriNetUnfolder]: 177/653 cut-off events. [2021-03-24 11:08:51,206 INFO L130 PetriNetUnfolder]: For 2519/2748 co-relation queries the response was YES. [2021-03-24 11:08:51,209 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2732 conditions, 653 events. 177/653 cut-off events. For 2519/2748 co-relation queries the response was YES. Maximal size of possible extension queue 125. Compared 5162 event pairs, 16 based on Foata normal form. 117/740 useless extension candidates. Maximal degree in co-relation 2702. Up to 170 conditions per place. [2021-03-24 11:08:51,210 INFO L132 encePairwiseOnDemand]: 155/165 looper letters, 19 selfloop transitions, 9 changer transitions 14/76 dead transitions. [2021-03-24 11:08:51,210 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 76 transitions, 606 flow [2021-03-24 11:08:51,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 11:08:51,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 11:08:51,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1143 transitions. [2021-03-24 11:08:51,214 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7696969696969697 [2021-03-24 11:08:51,214 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1143 transitions. [2021-03-24 11:08:51,214 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1143 transitions. [2021-03-24 11:08:51,214 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:08:51,214 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1143 transitions. [2021-03-24 11:08:51,216 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 127.0) internal successors, (1143), 9 states have internal predecessors, (1143), 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) [2021-03-24 11:08:51,218 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 165.0) internal successors, (1650), 10 states have internal predecessors, (1650), 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) [2021-03-24 11:08:51,218 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 165.0) internal successors, (1650), 10 states have internal predecessors, (1650), 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) [2021-03-24 11:08:51,218 INFO L185 Difference]: Start difference. First operand has 88 places, 62 transitions, 384 flow. Second operand 9 states and 1143 transitions. [2021-03-24 11:08:51,218 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 76 transitions, 606 flow [2021-03-24 11:08:51,232 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 76 transitions, 552 flow, removed 18 selfloop flow, removed 8 redundant places. [2021-03-24 11:08:51,234 INFO L241 Difference]: Finished difference. Result has 90 places, 61 transitions, 375 flow [2021-03-24 11:08:51,234 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=342, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=375, PETRI_PLACES=90, PETRI_TRANSITIONS=61} [2021-03-24 11:08:51,234 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 36 predicate places. [2021-03-24 11:08:51,234 INFO L480 AbstractCegarLoop]: Abstraction has has 90 places, 61 transitions, 375 flow [2021-03-24 11:08:51,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 125.0) internal successors, (1125), 9 states have internal predecessors, (1125), 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) [2021-03-24 11:08:51,235 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:08:51,235 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:08:51,235 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-24 11:08:51,235 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:08:51,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:08:51,235 INFO L82 PathProgramCache]: Analyzing trace with hash -1648404086, now seen corresponding path program 3 times [2021-03-24 11:08:51,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:08:51,237 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624598135] [2021-03-24 11:08:51,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:08:51,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:08:51,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:51,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:51,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:51,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 11:08:51,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:51,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 11:08:51,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:51,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:08:51,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:51,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 11:08:51,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:51,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 11:08:51,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:51,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 11:08:51,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:51,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 11:08:51,499 INFO L142 QuantifierPusher]: treesize reduction 10, result has 85.5 percent of original size [2021-03-24 11:08:51,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-24 11:08:51,507 INFO L142 QuantifierPusher]: treesize reduction 10, result has 87.2 percent of original size [2021-03-24 11:08:51,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-24 11:08:51,555 INFO L142 QuantifierPusher]: treesize reduction 39, result has 66.4 percent of original size [2021-03-24 11:08:51,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-03-24 11:08:51,623 INFO L142 QuantifierPusher]: treesize reduction 166, result has 31.7 percent of original size [2021-03-24 11:08:51,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-03-24 11:08:51,684 INFO L142 QuantifierPusher]: treesize reduction 169, result has 18.0 percent of original size [2021-03-24 11:08:51,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 11:08:51,747 INFO L142 QuantifierPusher]: treesize reduction 459, result has 14.8 percent of original size [2021-03-24 11:08:51,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-24 11:08:51,816 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 11:08:51,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 11:08:51,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:08:51,827 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624598135] [2021-03-24 11:08:51,827 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:08:51,828 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-03-24 11:08:51,828 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365639356] [2021-03-24 11:08:51,828 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-24 11:08:51,828 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:08:51,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-24 11:08:51,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-03-24 11:08:51,830 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 165 [2021-03-24 11:08:51,831 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 61 transitions, 375 flow. Second operand has 14 states, 14 states have (on average 112.42857142857143) internal successors, (1574), 14 states have internal predecessors, (1574), 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) [2021-03-24 11:08:51,831 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:08:51,831 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 165 [2021-03-24 11:08:51,831 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:08:52,354 INFO L129 PetriNetUnfolder]: 102/394 cut-off events. [2021-03-24 11:08:52,355 INFO L130 PetriNetUnfolder]: For 1780/1915 co-relation queries the response was YES. [2021-03-24 11:08:52,356 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1642 conditions, 394 events. 102/394 cut-off events. For 1780/1915 co-relation queries the response was YES. Maximal size of possible extension queue 71. Compared 2627 event pairs, 3 based on Foata normal form. 75/451 useless extension candidates. Maximal degree in co-relation 1616. Up to 95 conditions per place. [2021-03-24 11:08:52,357 INFO L132 encePairwiseOnDemand]: 154/165 looper letters, 15 selfloop transitions, 10 changer transitions 13/70 dead transitions. [2021-03-24 11:08:52,357 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 70 transitions, 535 flow [2021-03-24 11:08:52,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-24 11:08:52,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-24 11:08:52,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1144 transitions. [2021-03-24 11:08:52,359 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6933333333333334 [2021-03-24 11:08:52,360 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1144 transitions. [2021-03-24 11:08:52,360 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1144 transitions. [2021-03-24 11:08:52,360 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:08:52,360 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1144 transitions. [2021-03-24 11:08:52,361 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 114.4) internal successors, (1144), 10 states have internal predecessors, (1144), 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) [2021-03-24 11:08:52,363 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 165.0) internal successors, (1815), 11 states have internal predecessors, (1815), 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) [2021-03-24 11:08:52,364 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 165.0) internal successors, (1815), 11 states have internal predecessors, (1815), 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) [2021-03-24 11:08:52,364 INFO L185 Difference]: Start difference. First operand has 90 places, 61 transitions, 375 flow. Second operand 10 states and 1144 transitions. [2021-03-24 11:08:52,364 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 70 transitions, 535 flow [2021-03-24 11:08:52,371 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 70 transitions, 495 flow, removed 14 selfloop flow, removed 8 redundant places. [2021-03-24 11:08:52,373 INFO L241 Difference]: Finished difference. Result has 89 places, 54 transitions, 316 flow [2021-03-24 11:08:52,373 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=345, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=316, PETRI_PLACES=89, PETRI_TRANSITIONS=54} [2021-03-24 11:08:52,373 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 35 predicate places. [2021-03-24 11:08:52,373 INFO L480 AbstractCegarLoop]: Abstraction has has 89 places, 54 transitions, 316 flow [2021-03-24 11:08:52,373 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 112.42857142857143) internal successors, (1574), 14 states have internal predecessors, (1574), 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) [2021-03-24 11:08:52,373 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:08:52,374 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:08:52,374 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-03-24 11:08:52,374 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:08:52,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:08:52,374 INFO L82 PathProgramCache]: Analyzing trace with hash 690307530, now seen corresponding path program 4 times [2021-03-24 11:08:52,374 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:08:52,374 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802335235] [2021-03-24 11:08:52,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:08:52,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:08:52,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:52,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:08:52,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:52,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:08:52,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:52,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 11:08:52,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:52,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 11:08:52,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:52,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 11:08:52,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:08:52,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 11:08:52,559 INFO L142 QuantifierPusher]: treesize reduction 22, result has 42.1 percent of original size [2021-03-24 11:08:52,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 11:08:52,561 INFO L142 QuantifierPusher]: treesize reduction 122, result has 40.8 percent of original size [2021-03-24 11:08:52,562 INFO L147 QuantifierPusher]: treesize reduction 34, result has 59.5 percent of original size 50 [2021-03-24 11:08:52,649 INFO L142 QuantifierPusher]: treesize reduction 88, result has 47.3 percent of original size [2021-03-24 11:08:52,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-24 11:08:52,733 INFO L142 QuantifierPusher]: treesize reduction 97, result has 33.6 percent of original size [2021-03-24 11:08:52,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-24 11:08:52,795 INFO L142 QuantifierPusher]: treesize reduction 110, result has 54.2 percent of original size [2021-03-24 11:08:52,796 INFO L147 QuantifierPusher]: treesize reduction 31, result has 76.2 percent of original size 99 [2021-03-24 11:08:52,880 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 11:08:52,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 11:08:52,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:08:52,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802335235] [2021-03-24 11:08:52,890 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:08:52,890 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-03-24 11:08:52,890 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144965727] [2021-03-24 11:08:52,890 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 11:08:52,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:08:52,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 11:08:52,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-03-24 11:08:52,892 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 165 [2021-03-24 11:08:52,893 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 54 transitions, 316 flow. Second operand has 11 states, 11 states have (on average 115.72727272727273) internal successors, (1273), 11 states have internal predecessors, (1273), 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) [2021-03-24 11:08:52,893 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:08:52,893 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 165 [2021-03-24 11:08:52,893 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:08:53,226 INFO L129 PetriNetUnfolder]: 84/314 cut-off events. [2021-03-24 11:08:53,226 INFO L130 PetriNetUnfolder]: For 1130/1216 co-relation queries the response was YES. [2021-03-24 11:08:53,228 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1297 conditions, 314 events. 84/314 cut-off events. For 1130/1216 co-relation queries the response was YES. Maximal size of possible extension queue 68. Compared 1975 event pairs, 4 based on Foata normal form. 51/356 useless extension candidates. Maximal degree in co-relation 1276. Up to 85 conditions per place. [2021-03-24 11:08:53,228 INFO L132 encePairwiseOnDemand]: 155/165 looper letters, 0 selfloop transitions, 0 changer transitions 60/60 dead transitions. [2021-03-24 11:08:53,228 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 60 transitions, 438 flow [2021-03-24 11:08:53,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 11:08:53,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 11:08:53,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1053 transitions. [2021-03-24 11:08:53,229 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7090909090909091 [2021-03-24 11:08:53,229 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1053 transitions. [2021-03-24 11:08:53,229 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1053 transitions. [2021-03-24 11:08:53,229 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:08:53,229 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1053 transitions. [2021-03-24 11:08:53,230 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 117.0) internal successors, (1053), 9 states have internal predecessors, (1053), 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) [2021-03-24 11:08:53,232 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 165.0) internal successors, (1650), 10 states have internal predecessors, (1650), 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) [2021-03-24 11:08:53,232 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 165.0) internal successors, (1650), 10 states have internal predecessors, (1650), 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) [2021-03-24 11:08:53,232 INFO L185 Difference]: Start difference. First operand has 89 places, 54 transitions, 316 flow. Second operand 9 states and 1053 transitions. [2021-03-24 11:08:53,232 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 60 transitions, 438 flow [2021-03-24 11:08:53,237 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 60 transitions, 365 flow, removed 27 selfloop flow, removed 13 redundant places. [2021-03-24 11:08:53,238 INFO L241 Difference]: Finished difference. Result has 78 places, 0 transitions, 0 flow [2021-03-24 11:08:53,238 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=261, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=0, PETRI_PLACES=78, PETRI_TRANSITIONS=0} [2021-03-24 11:08:53,238 INFO L343 CegarLoopForPetriNet]: 54 programPoint places, 24 predicate places. [2021-03-24 11:08:53,238 INFO L480 AbstractCegarLoop]: Abstraction has has 78 places, 0 transitions, 0 flow [2021-03-24 11:08:53,239 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 115.72727272727273) internal successors, (1273), 11 states have internal predecessors, (1273), 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) [2021-03-24 11:08:53,239 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-24 11:08:53,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.03 11:08:53 BasicIcfg [2021-03-24 11:08:53,242 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-24 11:08:53,242 INFO L168 Benchmark]: Toolchain (without parser) took 32961.12 ms. Allocated memory was 360.7 MB in the beginning and 989.9 MB in the end (delta: 629.1 MB). Free memory was 322.8 MB in the beginning and 582.3 MB in the end (delta: -259.6 MB). Peak memory consumption was 371.7 MB. Max. memory is 16.0 GB. [2021-03-24 11:08:53,242 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 360.7 MB. Free memory was 342.0 MB in the beginning and 341.9 MB in the end (delta: 75.2 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 11:08:53,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 510.52 ms. Allocated memory is still 360.7 MB. Free memory was 322.6 MB in the beginning and 314.4 MB in the end (delta: 8.2 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.0 GB. [2021-03-24 11:08:53,243 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.53 ms. Allocated memory is still 360.7 MB. Free memory was 314.4 MB in the beginning and 311.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-24 11:08:53,243 INFO L168 Benchmark]: Boogie Preprocessor took 54.74 ms. Allocated memory is still 360.7 MB. Free memory was 311.3 MB in the beginning and 307.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-24 11:08:53,243 INFO L168 Benchmark]: RCFGBuilder took 3706.89 ms. Allocated memory was 360.7 MB in the beginning and 440.4 MB in the end (delta: 79.7 MB). Free memory was 307.1 MB in the beginning and 275.7 MB in the end (delta: 31.4 MB). Peak memory consumption was 168.7 MB. Max. memory is 16.0 GB. [2021-03-24 11:08:53,243 INFO L168 Benchmark]: TraceAbstraction took 28627.30 ms. Allocated memory was 440.4 MB in the beginning and 989.9 MB in the end (delta: 549.5 MB). Free memory was 275.7 MB in the beginning and 582.3 MB in the end (delta: -306.7 MB). Peak memory consumption was 243.8 MB. Max. memory is 16.0 GB. [2021-03-24 11:08:53,244 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 360.7 MB. Free memory was 342.0 MB in the beginning and 341.9 MB in the end (delta: 75.2 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 510.52 ms. Allocated memory is still 360.7 MB. Free memory was 322.6 MB in the beginning and 314.4 MB in the end (delta: 8.2 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 57.53 ms. Allocated memory is still 360.7 MB. Free memory was 314.4 MB in the beginning and 311.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 54.74 ms. Allocated memory is still 360.7 MB. Free memory was 311.3 MB in the beginning and 307.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 3706.89 ms. Allocated memory was 360.7 MB in the beginning and 440.4 MB in the end (delta: 79.7 MB). Free memory was 307.1 MB in the beginning and 275.7 MB in the end (delta: 31.4 MB). Peak memory consumption was 168.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 28627.30 ms. Allocated memory was 440.4 MB in the beginning and 989.9 MB in the end (delta: 549.5 MB). Free memory was 275.7 MB in the beginning and 582.3 MB in the end (delta: -306.7 MB). Peak memory consumption was 243.8 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 15692.8ms, 107 PlacesBefore, 54 PlacesAfterwards, 99 TransitionsBefore, 45 TransitionsAfterwards, 1958 CoEnabledTransitionPairs, 4 FixpointIterations, 25 TrivialSequentialCompositions, 33 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 1 ChoiceCompositions, 63 TotalNumberOfCompositions, 3518 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1211, positive: 1122, positive conditional: 0, positive unconditional: 1122, negative: 89, negative conditional: 0, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 824, positive: 794, positive conditional: 0, positive unconditional: 794, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 824, positive: 794, positive conditional: 0, positive unconditional: 794, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1211, positive: 328, positive conditional: 0, positive unconditional: 328, negative: 59, negative conditional: 0, negative unconditional: 59, unknown: 824, unknown conditional: 0, unknown unconditional: 824] , Statistics on independence cache: Total cache size (in pairs): 45, Positive cache size: 27, Positive conditional cache size: 0, Positive unconditional cache size: 27, Negative cache size: 18, Negative conditional cache size: 0, Negative unconditional cache size: 18 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 101 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 5.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 28433.9ms, OverallIterations: 15, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 7939.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15764.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 121 SDtfs, 183 SDslu, 274 SDs, 0 SdLazy, 1902 SolverSat, 573 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2756.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 168 GetRequests, 22 SyntacticMatches, 2 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 327 ImplicationChecksByTransitivity, 3392.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=731occurred in iteration=10, InterpolantAutomatonStates: 128, 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: 75.7ms SsaConstructionTime, 879.1ms SatisfiabilityAnalysisTime, 3536.7ms InterpolantComputationTime, 444 NumberOfCodeBlocks, 444 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 429 ConstructedInterpolants, 0 QuantifiedInterpolants, 3679 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...