/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix057_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-12 20:55:55,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-12 20:55:55,960 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-12 20:55:55,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-12 20:55:55,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-12 20:55:55,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-12 20:55:55,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-12 20:55:56,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-12 20:55:56,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-12 20:55:56,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-12 20:55:56,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-12 20:55:56,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-12 20:55:56,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-12 20:55:56,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-12 20:55:56,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-12 20:55:56,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-12 20:55:56,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-12 20:55:56,019 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-12 20:55:56,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-12 20:55:56,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-12 20:55:56,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-12 20:55:56,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-12 20:55:56,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-12 20:55:56,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-12 20:55:56,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-12 20:55:56,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-12 20:55:56,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-12 20:55:56,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-12 20:55:56,046 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-12 20:55:56,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-12 20:55:56,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-12 20:55:56,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-12 20:55:56,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-12 20:55:56,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-12 20:55:56,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-12 20:55:56,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-12 20:55:56,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-12 20:55:56,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-12 20:55:56,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-12 20:55:56,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-12 20:55:56,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-12 20:55:56,056 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2021-08-12 20:55:56,231 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-12 20:55:56,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-12 20:55:56,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-12 20:55:56,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-12 20:55:56,235 INFO L138 SettingsManager]: * Use SBE=true [2021-08-12 20:55:56,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-12 20:55:56,236 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-12 20:55:56,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-12 20:55:56,236 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-12 20:55:56,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-12 20:55:56,237 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-12 20:55:56,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-12 20:55:56,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-12 20:55:56,237 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-12 20:55:56,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-12 20:55:56,237 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-12 20:55:56,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-12 20:55:56,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-12 20:55:56,238 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-12 20:55:56,238 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-12 20:55:56,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-12 20:55:56,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-12 20:55:56,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-12 20:55:56,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-12 20:55:56,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-12 20:55:56,239 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-12 20:55:56,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-12 20:55:56,239 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-12 20:55:56,240 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-08-12 20:55:56,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-12 20:55:56,240 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-12 20:55:56,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-12 20:55:56,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-12 20:55:56,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-12 20:55:56,590 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-12 20:55:56,591 INFO L275 PluginConnector]: CDTParser initialized [2021-08-12 20:55:56,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix057_power.oepc.i [2021-08-12 20:55:56,651 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c045c58a1/a979522dfc5e4bed844a8b66d4be816c/FLAG4faa45860 [2021-08-12 20:55:57,417 INFO L306 CDTParser]: Found 1 translation units. [2021-08-12 20:55:57,418 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix057_power.oepc.i [2021-08-12 20:55:57,438 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c045c58a1/a979522dfc5e4bed844a8b66d4be816c/FLAG4faa45860 [2021-08-12 20:55:57,514 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c045c58a1/a979522dfc5e4bed844a8b66d4be816c [2021-08-12 20:55:57,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-12 20:55:57,517 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-12 20:55:57,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-12 20:55:57,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-12 20:55:57,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-12 20:55:57,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 08:55:57" (1/1) ... [2021-08-12 20:55:57,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70fc3698 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:55:57, skipping insertion in model container [2021-08-12 20:55:57,523 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 08:55:57" (1/1) ... [2021-08-12 20:55:57,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-12 20:55:57,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-12 20:55:57,703 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix057_power.oepc.i[951,964] [2021-08-12 20:55:57,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 20:55:57,929 INFO L203 MainTranslator]: Completed pre-run [2021-08-12 20:55:57,937 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix057_power.oepc.i[951,964] [2021-08-12 20:55:57,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 20:55:58,032 INFO L208 MainTranslator]: Completed translation [2021-08-12 20:55:58,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:55:58 WrapperNode [2021-08-12 20:55:58,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-12 20:55:58,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-12 20:55:58,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-12 20:55:58,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-12 20:55:58,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:55:58" (1/1) ... [2021-08-12 20:55:58,055 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:55:58" (1/1) ... [2021-08-12 20:55:58,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-12 20:55:58,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-12 20:55:58,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-12 20:55:58,078 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-12 20:55:58,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:55:58" (1/1) ... [2021-08-12 20:55:58,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:55:58" (1/1) ... [2021-08-12 20:55:58,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:55:58" (1/1) ... [2021-08-12 20:55:58,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:55:58" (1/1) ... [2021-08-12 20:55:58,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:55:58" (1/1) ... [2021-08-12 20:55:58,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:55:58" (1/1) ... [2021-08-12 20:55:58,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:55:58" (1/1) ... [2021-08-12 20:55:58,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-12 20:55:58,111 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-12 20:55:58,111 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-12 20:55:58,111 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-12 20:55:58,111 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:55:58" (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 [2021-08-12 20:55:58,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-12 20:55:58,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-12 20:55:58,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-12 20:55:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-12 20:55:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-12 20:55:58,177 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-12 20:55:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-12 20:55:58,177 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-12 20:55:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-12 20:55:58,177 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-12 20:55:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-08-12 20:55:58,177 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-08-12 20:55:58,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-12 20:55:58,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-12 20:55:58,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-12 20:55:58,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-12 20:55:58,179 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-12 20:55:59,982 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-12 20:55:59,983 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-12 20:55:59,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 08:55:59 BoogieIcfgContainer [2021-08-12 20:55:59,985 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-12 20:55:59,986 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-12 20:55:59,986 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-12 20:55:59,988 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-12 20:55:59,988 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.08 08:55:57" (1/3) ... [2021-08-12 20:55:59,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64cf8f6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 08:55:59, skipping insertion in model container [2021-08-12 20:55:59,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:55:58" (2/3) ... [2021-08-12 20:55:59,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64cf8f6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 08:55:59, skipping insertion in model container [2021-08-12 20:55:59,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 08:55:59" (3/3) ... [2021-08-12 20:55:59,991 INFO L111 eAbstractionObserver]: Analyzing ICFG mix057_power.oepc.i [2021-08-12 20:55:59,996 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-12 20:55:59,996 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-12 20:55:59,997 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-12 20:56:00,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,031 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,032 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,032 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,032 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,032 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,032 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,032 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,032 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,033 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,033 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,033 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,033 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,033 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,033 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,033 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,034 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,034 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,034 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,034 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,034 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,034 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,034 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,035 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,035 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,035 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,035 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,035 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,035 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,036 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,036 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,036 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,036 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,036 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,036 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,036 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,037 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,037 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,037 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,037 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,037 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,037 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,037 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,037 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,038 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,038 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,038 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,038 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,038 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,038 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,038 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,038 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,039 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,039 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,039 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,039 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,039 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,039 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,040 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,040 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,040 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,040 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,040 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,040 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,040 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,040 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,041 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,041 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,041 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,041 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,041 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,041 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,041 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,041 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,042 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,042 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,042 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,042 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,042 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,042 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,042 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,043 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,043 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,043 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,043 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,043 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,044 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,044 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,044 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,044 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,044 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,044 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,044 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,044 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,044 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,045 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,045 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,045 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,045 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,045 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,045 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,045 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,045 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,045 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,046 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,046 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,046 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,046 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,046 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,046 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,046 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,046 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,046 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,047 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,047 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,047 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,047 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,047 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,047 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,047 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,047 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,047 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,048 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,048 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,048 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,048 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,048 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,048 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,048 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,048 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,048 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,050 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,050 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,050 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,050 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,050 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,050 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,050 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,051 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,051 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,051 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,051 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,051 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,051 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,051 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,051 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,051 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,051 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,051 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,052 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,052 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,052 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,052 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,052 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,052 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,052 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,052 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,052 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,052 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,052 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,052 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,053 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,053 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,053 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,053 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,053 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,053 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,053 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,053 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,055 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,055 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,055 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,055 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,055 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,056 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,056 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,056 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,056 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,056 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,056 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,056 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,056 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,056 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,057 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,057 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,057 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,057 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,059 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,059 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,059 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,059 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,060 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,060 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,060 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,060 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,060 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,060 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,060 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,060 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,062 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,062 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,062 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,062 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,062 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,063 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,063 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,063 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,063 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,063 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,063 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,063 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,063 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,064 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,064 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,064 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,064 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,064 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,064 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,064 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,065 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,065 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,065 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,065 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,065 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,065 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,065 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,065 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,066 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,066 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,066 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,066 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,066 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,067 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,067 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,069 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,070 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,070 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,070 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,070 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,070 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,070 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,070 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,070 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,070 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:56:00,071 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 20:56:00,090 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-12 20:56:00,106 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 20:56:00,107 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-12 20:56:00,107 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 20:56:00,107 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 20:56:00,107 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 20:56:00,107 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 20:56:00,107 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 20:56:00,107 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 20:56:00,117 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 137 places, 126 transitions, 272 flow [2021-08-12 20:56:00,155 INFO L129 PetriNetUnfolder]: 2/122 cut-off events. [2021-08-12 20:56:00,155 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 20:56:00,159 INFO L84 FinitePrefix]: Finished finitePrefix Result has 135 conditions, 122 events. 2/122 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 69 event pairs, 0 based on Foata normal form. 0/118 useless extension candidates. Maximal degree in co-relation 86. Up to 2 conditions per place. [2021-08-12 20:56:00,159 INFO L82 GeneralOperation]: Start removeDead. Operand has 137 places, 126 transitions, 272 flow [2021-08-12 20:56:00,163 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 133 places, 122 transitions, 256 flow [2021-08-12 20:56:00,171 INFO L129 PetriNetUnfolder]: 0/45 cut-off events. [2021-08-12 20:56:00,171 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 20:56:00,172 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:56:00,172 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:56:00,173 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:56:00,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:56:00,177 INFO L82 PathProgramCache]: Analyzing trace with hash -1580227812, now seen corresponding path program 1 times [2021-08-12 20:56:00,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:56:00,184 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994513171] [2021-08-12 20:56:00,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:56:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:56:00,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:00,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:56:00,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:00,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:56:00,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:56:00,486 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:56:00,487 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994513171] [2021-08-12 20:56:00,487 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994513171] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:56:00,519 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:56:00,519 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-12 20:56:00,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672208577] [2021-08-12 20:56:00,528 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-12 20:56:00,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:56:00,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-12 20:56:00,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-12 20:56:00,545 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 126 [2021-08-12 20:56:00,551 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 122 transitions, 256 flow. Second operand has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:00,551 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:56:00,552 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 126 [2021-08-12 20:56:00,553 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:56:00,756 INFO L129 PetriNetUnfolder]: 133/483 cut-off events. [2021-08-12 20:56:00,757 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 20:56:00,763 INFO L84 FinitePrefix]: Finished finitePrefix Result has 702 conditions, 483 events. 133/483 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 2537 event pairs, 110 based on Foata normal form. 45/495 useless extension candidates. Maximal degree in co-relation 651. Up to 153 conditions per place. [2021-08-12 20:56:00,767 INFO L132 encePairwiseOnDemand]: 121/126 looper letters, 11 selfloop transitions, 2 changer transitions 0/123 dead transitions. [2021-08-12 20:56:00,767 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 123 transitions, 284 flow [2021-08-12 20:56:00,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-12 20:56:00,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-08-12 20:56:00,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 360 transitions. [2021-08-12 20:56:00,783 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9523809523809523 [2021-08-12 20:56:00,784 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 360 transitions. [2021-08-12 20:56:00,784 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 360 transitions. [2021-08-12 20:56:00,787 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:56:00,789 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 360 transitions. [2021-08-12 20:56:00,794 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:00,800 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 126.0) internal successors, (504), 4 states have internal predecessors, (504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:00,800 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 126.0) internal successors, (504), 4 states have internal predecessors, (504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:00,801 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 0 predicate places. [2021-08-12 20:56:00,801 INFO L482 AbstractCegarLoop]: Abstraction has has 133 places, 123 transitions, 284 flow [2021-08-12 20:56:00,801 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:00,802 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:56:00,802 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:56:00,802 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-12 20:56:00,802 INFO L430 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:56:00,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:56:00,803 INFO L82 PathProgramCache]: Analyzing trace with hash -1353395829, now seen corresponding path program 1 times [2021-08-12 20:56:00,803 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:56:00,804 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493007738] [2021-08-12 20:56:00,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:56:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:56:00,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:00,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:56:00,930 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-12 20:56:00,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-12 20:56:00,942 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:56:00,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:56:00,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:00,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:56:00,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:00,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:56:00,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:00,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:56:00,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:56:00,980 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:56:00,981 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493007738] [2021-08-12 20:56:00,981 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493007738] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:56:00,982 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:56:00,982 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 20:56:00,982 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914299051] [2021-08-12 20:56:00,983 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 20:56:00,984 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:56:00,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 20:56:00,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-12 20:56:00,988 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-12 20:56:00,990 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 123 transitions, 284 flow. Second operand has 6 states, 6 states have (on average 106.66666666666667) internal successors, (640), 6 states have internal predecessors, (640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:00,990 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:56:00,990 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-12 20:56:00,990 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:56:04,405 INFO L129 PetriNetUnfolder]: 6836/18624 cut-off events. [2021-08-12 20:56:04,406 INFO L130 PetriNetUnfolder]: For 1296/2116 co-relation queries the response was YES. [2021-08-12 20:56:04,537 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30979 conditions, 18624 events. 6836/18624 cut-off events. For 1296/2116 co-relation queries the response was YES. Maximal size of possible extension queue 1217. Compared 221866 event pairs, 2541 based on Foata normal form. 31/17236 useless extension candidates. Maximal degree in co-relation 30922. Up to 4172 conditions per place. [2021-08-12 20:56:04,647 INFO L132 encePairwiseOnDemand]: 114/126 looper letters, 51 selfloop transitions, 38 changer transitions 0/193 dead transitions. [2021-08-12 20:56:04,647 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 193 transitions, 630 flow [2021-08-12 20:56:04,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-12 20:56:04,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-12 20:56:04,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1028 transitions. [2021-08-12 20:56:04,651 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9065255731922398 [2021-08-12 20:56:04,652 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1028 transitions. [2021-08-12 20:56:04,652 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1028 transitions. [2021-08-12 20:56:04,653 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:56:04,653 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1028 transitions. [2021-08-12 20:56:04,656 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 114.22222222222223) internal successors, (1028), 9 states have internal predecessors, (1028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:04,660 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 126.0) internal successors, (1260), 10 states have internal predecessors, (1260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:04,661 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 126.0) internal successors, (1260), 10 states have internal predecessors, (1260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:04,661 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 8 predicate places. [2021-08-12 20:56:04,661 INFO L482 AbstractCegarLoop]: Abstraction has has 141 places, 193 transitions, 630 flow [2021-08-12 20:56:04,662 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 106.66666666666667) internal successors, (640), 6 states have internal predecessors, (640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:04,662 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:56:04,662 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:56:04,663 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-12 20:56:04,663 INFO L430 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:56:04,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:56:04,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1305749516, now seen corresponding path program 1 times [2021-08-12 20:56:04,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:56:04,672 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073459759] [2021-08-12 20:56:04,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:56:04,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:56:04,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:04,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:56:04,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:04,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:56:04,828 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-12 20:56:04,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-12 20:56:04,839 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:56:04,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:56:04,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:04,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:56:04,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:04,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:56:04,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:04,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:56:04,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:56:04,882 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:56:04,883 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073459759] [2021-08-12 20:56:04,883 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073459759] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:56:04,883 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:56:04,883 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 20:56:04,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596112252] [2021-08-12 20:56:04,884 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 20:56:04,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:56:04,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 20:56:04,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 20:56:04,887 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-12 20:56:04,888 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 193 transitions, 630 flow. Second operand has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:04,888 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:56:04,888 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-12 20:56:04,888 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:56:08,412 INFO L129 PetriNetUnfolder]: 7801/22251 cut-off events. [2021-08-12 20:56:08,412 INFO L130 PetriNetUnfolder]: For 2887/12724 co-relation queries the response was YES. [2021-08-12 20:56:08,511 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45265 conditions, 22251 events. 7801/22251 cut-off events. For 2887/12724 co-relation queries the response was YES. Maximal size of possible extension queue 1490. Compared 279534 event pairs, 2104 based on Foata normal form. 214/20626 useless extension candidates. Maximal degree in co-relation 45202. Up to 4855 conditions per place. [2021-08-12 20:56:08,601 INFO L132 encePairwiseOnDemand]: 113/126 looper letters, 136 selfloop transitions, 99 changer transitions 12/351 dead transitions. [2021-08-12 20:56:08,601 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 153 places, 351 transitions, 1780 flow [2021-08-12 20:56:08,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-12 20:56:08,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-12 20:56:08,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1478 transitions. [2021-08-12 20:56:08,605 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9023199023199023 [2021-08-12 20:56:08,605 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1478 transitions. [2021-08-12 20:56:08,605 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1478 transitions. [2021-08-12 20:56:08,606 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:56:08,606 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1478 transitions. [2021-08-12 20:56:08,609 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 113.6923076923077) internal successors, (1478), 13 states have internal predecessors, (1478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:08,612 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:08,612 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:08,613 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 20 predicate places. [2021-08-12 20:56:08,613 INFO L482 AbstractCegarLoop]: Abstraction has has 153 places, 351 transitions, 1780 flow [2021-08-12 20:56:08,613 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:08,613 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:56:08,613 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:56:08,613 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-12 20:56:08,614 INFO L430 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:56:08,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:56:08,614 INFO L82 PathProgramCache]: Analyzing trace with hash -1235721524, now seen corresponding path program 1 times [2021-08-12 20:56:08,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:56:08,615 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947783858] [2021-08-12 20:56:08,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:56:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:56:08,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:08,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:56:08,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:08,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:56:08,750 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-12 20:56:08,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-12 20:56:08,764 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:56:08,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:56:08,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:08,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:56:08,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:08,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:56:08,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:08,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:56:08,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:56:08,803 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:56:08,803 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947783858] [2021-08-12 20:56:08,804 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947783858] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:56:08,804 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:56:08,804 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 20:56:08,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930973016] [2021-08-12 20:56:08,805 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 20:56:08,805 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:56:08,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 20:56:08,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 20:56:08,807 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-12 20:56:08,808 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 351 transitions, 1780 flow. Second operand has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:08,808 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:56:08,808 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-12 20:56:08,808 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:56:12,468 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1098] L800-->L807: Formula: (let ((.cse12 (= (mod v_~a$w_buff0_used~0_472 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_380 256) 0)) (.cse13 (= (mod v_~a$r_buff0_thd3~0_68 256) 0)) (.cse11 (= (mod v_~a$w_buff0_used~0_471 256) 0))) (let ((.cse7 (or .cse13 .cse11)) (.cse3 (not .cse11)) (.cse4 (not .cse14)) (.cse5 (not .cse10)) (.cse6 (or .cse10 .cse14)) (.cse0 (or .cse13 .cse12)) (.cse1 (not .cse13)) (.cse2 (not .cse12))) (and (or (and .cse0 (= v_~a$w_buff0_used~0_472 v_~a$w_buff0_used~0_471)) (and .cse1 (= v_~a$w_buff0_used~0_471 0) .cse2)) (or (and (= v_~a$w_buff1_used~0_379 0) (or (and .cse1 .cse3) (and .cse4 .cse5))) (and .cse6 .cse7 (= v_~a$w_buff1_used~0_379 v_~a$w_buff1_used~0_380))) (let ((.cse9 (= (mod v_~a$w_buff1_used~0_379 256) 0)) (.cse8 (= (mod v_~a$r_buff0_thd3~0_67 256) 0))) (or (and (or (and (not .cse8) .cse3) (and .cse5 (not .cse9))) (= v_~a$r_buff1_thd3~0_51 0)) (and (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51) (or .cse10 .cse9) (or .cse11 .cse8)))) (or (and .cse7 (= v_~a$r_buff0_thd3~0_68 v_~a$r_buff0_thd3~0_67)) (and .cse1 .cse3 (= v_~a$r_buff0_thd3~0_67 0))) (or (and (or (and .cse4 .cse5 (= |v_P2_#t~ite17_49| v_~a$w_buff1~0_126)) (and .cse6 (= |v_P2_#t~ite17_49| v_~a~0_183))) .cse0 (= |v_P2_#t~ite17_49| v_~a~0_182)) (and (= v_~a~0_182 v_~a$w_buff0~0_115) .cse1 (= |v_P2_#t~ite17_49| |v_P2Thread1of1ForFork3_#t~ite17_1|) .cse2))))) InVars {~a~0=v_~a~0_183, ~a$w_buff1~0=v_~a$w_buff1~0_126, ~a$w_buff0~0=v_~a$w_buff0~0_115, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_472, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_68, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_380, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_1|} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_471, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_67, P2Thread1of1ForFork3_#t~ite22=|v_P2Thread1of1ForFork3_#t~ite22_1|, ~a~0=v_~a~0_182, ~a$w_buff1~0=v_~a$w_buff1~0_126, ~a$w_buff0~0=v_~a$w_buff0~0_115, P2Thread1of1ForFork3_#t~ite20=|v_P2Thread1of1ForFork3_#t~ite20_1|, P2Thread1of1ForFork3_#t~ite21=|v_P2Thread1of1ForFork3_#t~ite21_1|, P2Thread1of1ForFork3_#t~ite19=|v_P2Thread1of1ForFork3_#t~ite19_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_379, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_2|, P2Thread1of1ForFork3_#t~ite18=|v_P2Thread1of1ForFork3_#t~ite18_1|} AuxVars[|v_P2_#t~ite17_49|] AssignedVars[P2Thread1of1ForFork3_#t~ite22, ~a~0, P2Thread1of1ForFork3_#t~ite20, ~a$r_buff1_thd3~0, P2Thread1of1ForFork3_#t~ite21, P2Thread1of1ForFork3_#t~ite19, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork3_#t~ite17, P2Thread1of1ForFork3_#t~ite18][87], [131#L767true, 37#L787true, 134#true, 136#true, 9#L18-1true, 138#true, 140#true, 141#true, 147#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 86#L840true, 184#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression|)) (or (<= 1 ULTIMATE.start___VERIFIER_assert_~expression) (<= (+ ULTIMATE.start___VERIFIER_assert_~expression 255) 0))), 27#L807true, 189#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0)))]) [2021-08-12 20:56:12,468 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-08-12 20:56:12,468 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-12 20:56:12,469 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-12 20:56:12,469 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-12 20:56:12,592 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1098] L800-->L807: Formula: (let ((.cse12 (= (mod v_~a$w_buff0_used~0_472 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_380 256) 0)) (.cse13 (= (mod v_~a$r_buff0_thd3~0_68 256) 0)) (.cse11 (= (mod v_~a$w_buff0_used~0_471 256) 0))) (let ((.cse7 (or .cse13 .cse11)) (.cse3 (not .cse11)) (.cse4 (not .cse14)) (.cse5 (not .cse10)) (.cse6 (or .cse10 .cse14)) (.cse0 (or .cse13 .cse12)) (.cse1 (not .cse13)) (.cse2 (not .cse12))) (and (or (and .cse0 (= v_~a$w_buff0_used~0_472 v_~a$w_buff0_used~0_471)) (and .cse1 (= v_~a$w_buff0_used~0_471 0) .cse2)) (or (and (= v_~a$w_buff1_used~0_379 0) (or (and .cse1 .cse3) (and .cse4 .cse5))) (and .cse6 .cse7 (= v_~a$w_buff1_used~0_379 v_~a$w_buff1_used~0_380))) (let ((.cse9 (= (mod v_~a$w_buff1_used~0_379 256) 0)) (.cse8 (= (mod v_~a$r_buff0_thd3~0_67 256) 0))) (or (and (or (and (not .cse8) .cse3) (and .cse5 (not .cse9))) (= v_~a$r_buff1_thd3~0_51 0)) (and (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51) (or .cse10 .cse9) (or .cse11 .cse8)))) (or (and .cse7 (= v_~a$r_buff0_thd3~0_68 v_~a$r_buff0_thd3~0_67)) (and .cse1 .cse3 (= v_~a$r_buff0_thd3~0_67 0))) (or (and (or (and .cse4 .cse5 (= |v_P2_#t~ite17_49| v_~a$w_buff1~0_126)) (and .cse6 (= |v_P2_#t~ite17_49| v_~a~0_183))) .cse0 (= |v_P2_#t~ite17_49| v_~a~0_182)) (and (= v_~a~0_182 v_~a$w_buff0~0_115) .cse1 (= |v_P2_#t~ite17_49| |v_P2Thread1of1ForFork3_#t~ite17_1|) .cse2))))) InVars {~a~0=v_~a~0_183, ~a$w_buff1~0=v_~a$w_buff1~0_126, ~a$w_buff0~0=v_~a$w_buff0~0_115, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_472, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_68, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_380, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_1|} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_471, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_67, P2Thread1of1ForFork3_#t~ite22=|v_P2Thread1of1ForFork3_#t~ite22_1|, ~a~0=v_~a~0_182, ~a$w_buff1~0=v_~a$w_buff1~0_126, ~a$w_buff0~0=v_~a$w_buff0~0_115, P2Thread1of1ForFork3_#t~ite20=|v_P2Thread1of1ForFork3_#t~ite20_1|, P2Thread1of1ForFork3_#t~ite21=|v_P2Thread1of1ForFork3_#t~ite21_1|, P2Thread1of1ForFork3_#t~ite19=|v_P2Thread1of1ForFork3_#t~ite19_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_379, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_2|, P2Thread1of1ForFork3_#t~ite18=|v_P2Thread1of1ForFork3_#t~ite18_1|} AuxVars[|v_P2_#t~ite17_49|] AssignedVars[P2Thread1of1ForFork3_#t~ite22, ~a~0, P2Thread1of1ForFork3_#t~ite20, ~a$r_buff1_thd3~0, P2Thread1of1ForFork3_#t~ite21, P2Thread1of1ForFork3_#t~ite19, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork3_#t~ite17, P2Thread1of1ForFork3_#t~ite18][87], [131#L767true, 37#L787true, 134#true, 136#true, 138#true, 140#true, 141#true, 17#L18-5true, 147#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 86#L840true, 184#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression|)) (or (<= 1 ULTIMATE.start___VERIFIER_assert_~expression) (<= (+ ULTIMATE.start___VERIFIER_assert_~expression 255) 0))), 27#L807true, 189#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0)))]) [2021-08-12 20:56:12,592 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-08-12 20:56:12,592 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-12 20:56:12,592 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-12 20:56:12,592 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-12 20:56:13,200 INFO L129 PetriNetUnfolder]: 10834/31196 cut-off events. [2021-08-12 20:56:13,200 INFO L130 PetriNetUnfolder]: For 6243/20872 co-relation queries the response was YES. [2021-08-12 20:56:13,364 INFO L84 FinitePrefix]: Finished finitePrefix Result has 75214 conditions, 31196 events. 10834/31196 cut-off events. For 6243/20872 co-relation queries the response was YES. Maximal size of possible extension queue 2268. Compared 415012 event pairs, 2478 based on Foata normal form. 300/28980 useless extension candidates. Maximal degree in co-relation 75145. Up to 7002 conditions per place. [2021-08-12 20:56:13,486 INFO L132 encePairwiseOnDemand]: 114/126 looper letters, 272 selfloop transitions, 226 changer transitions 69/671 dead transitions. [2021-08-12 20:56:13,487 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 671 transitions, 4962 flow [2021-08-12 20:56:13,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-12 20:56:13,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-12 20:56:13,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1478 transitions. [2021-08-12 20:56:13,490 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9023199023199023 [2021-08-12 20:56:13,490 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1478 transitions. [2021-08-12 20:56:13,490 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1478 transitions. [2021-08-12 20:56:13,491 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:56:13,491 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1478 transitions. [2021-08-12 20:56:13,494 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 113.6923076923077) internal successors, (1478), 13 states have internal predecessors, (1478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:13,496 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:13,497 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:13,497 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 32 predicate places. [2021-08-12 20:56:13,497 INFO L482 AbstractCegarLoop]: Abstraction has has 165 places, 671 transitions, 4962 flow [2021-08-12 20:56:13,498 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:13,498 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:56:13,498 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:56:13,498 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-12 20:56:13,498 INFO L430 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:56:13,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:56:13,499 INFO L82 PathProgramCache]: Analyzing trace with hash 1578110315, now seen corresponding path program 1 times [2021-08-12 20:56:13,499 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:56:13,499 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291228039] [2021-08-12 20:56:13,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:56:13,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:56:13,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:13,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:56:13,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:13,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:56:13,586 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-12 20:56:13,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-12 20:56:13,601 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:56:13,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:56:13,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:13,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:56:13,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:13,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:56:13,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:13,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:56:13,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:56:13,643 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:56:13,643 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291228039] [2021-08-12 20:56:13,643 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291228039] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:56:13,643 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:56:13,644 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 20:56:13,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720728107] [2021-08-12 20:56:13,644 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 20:56:13,644 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:56:13,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 20:56:13,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 20:56:13,646 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-12 20:56:13,647 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 671 transitions, 4962 flow. Second operand has 7 states, 7 states have (on average 106.71428571428571) internal successors, (747), 7 states have internal predecessors, (747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:13,647 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:56:13,647 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-12 20:56:13,647 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:56:20,474 INFO L129 PetriNetUnfolder]: 14781/44477 cut-off events. [2021-08-12 20:56:20,474 INFO L130 PetriNetUnfolder]: For 12645/38376 co-relation queries the response was YES. [2021-08-12 20:56:20,872 INFO L84 FinitePrefix]: Finished finitePrefix Result has 118837 conditions, 44477 events. 14781/44477 cut-off events. For 12645/38376 co-relation queries the response was YES. Maximal size of possible extension queue 3307. Compared 638113 event pairs, 3730 based on Foata normal form. 497/41871 useless extension candidates. Maximal degree in co-relation 118762. Up to 10171 conditions per place. [2021-08-12 20:56:20,971 INFO L132 encePairwiseOnDemand]: 113/126 looper letters, 457 selfloop transitions, 405 changer transitions 163/1129 dead transitions. [2021-08-12 20:56:20,971 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 1129 transitions, 10878 flow [2021-08-12 20:56:20,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-12 20:56:20,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-12 20:56:20,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1478 transitions. [2021-08-12 20:56:20,975 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9023199023199023 [2021-08-12 20:56:20,975 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1478 transitions. [2021-08-12 20:56:20,975 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1478 transitions. [2021-08-12 20:56:20,975 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:56:20,976 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1478 transitions. [2021-08-12 20:56:20,978 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 113.6923076923077) internal successors, (1478), 13 states have internal predecessors, (1478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:20,981 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:20,981 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:20,981 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 44 predicate places. [2021-08-12 20:56:20,982 INFO L482 AbstractCegarLoop]: Abstraction has has 177 places, 1129 transitions, 10878 flow [2021-08-12 20:56:20,982 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.71428571428571) internal successors, (747), 7 states have internal predecessors, (747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:20,982 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:56:20,982 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:56:20,982 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-12 20:56:20,982 INFO L430 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:56:20,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:56:20,983 INFO L82 PathProgramCache]: Analyzing trace with hash 931234561, now seen corresponding path program 1 times [2021-08-12 20:56:20,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:56:20,983 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41260651] [2021-08-12 20:56:20,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:56:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:56:21,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:21,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:56:21,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:21,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:56:21,046 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-12 20:56:21,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-12 20:56:21,055 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:56:21,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:56:21,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:21,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:56:21,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:21,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:56:21,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:21,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:56:21,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:56:21,087 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:56:21,087 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41260651] [2021-08-12 20:56:21,087 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41260651] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:56:21,087 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:56:21,087 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 20:56:21,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511494672] [2021-08-12 20:56:21,088 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 20:56:21,088 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:56:21,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 20:56:21,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 20:56:21,089 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-12 20:56:21,090 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 1129 transitions, 10878 flow. Second operand has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:21,090 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:56:21,090 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-12 20:56:21,090 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:56:31,364 INFO L129 PetriNetUnfolder]: 19804/61133 cut-off events. [2021-08-12 20:56:31,364 INFO L130 PetriNetUnfolder]: For 25858/82738 co-relation queries the response was YES. [2021-08-12 20:56:31,712 INFO L84 FinitePrefix]: Finished finitePrefix Result has 176922 conditions, 61133 events. 19804/61133 cut-off events. For 25858/82738 co-relation queries the response was YES. Maximal size of possible extension queue 4810. Compared 928189 event pairs, 5988 based on Foata normal form. 893/57499 useless extension candidates. Maximal degree in co-relation 176841. Up to 15255 conditions per place. [2021-08-12 20:56:31,841 INFO L132 encePairwiseOnDemand]: 114/126 looper letters, 642 selfloop transitions, 436 changer transitions 299/1481 dead transitions. [2021-08-12 20:56:31,841 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 1481 transitions, 17340 flow [2021-08-12 20:56:31,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-12 20:56:31,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-12 20:56:31,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1479 transitions. [2021-08-12 20:56:31,854 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9029304029304029 [2021-08-12 20:56:31,854 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1479 transitions. [2021-08-12 20:56:31,854 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1479 transitions. [2021-08-12 20:56:31,855 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:56:31,855 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1479 transitions. [2021-08-12 20:56:31,858 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 113.76923076923077) internal successors, (1479), 13 states have internal predecessors, (1479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:31,861 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:31,862 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:31,862 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 56 predicate places. [2021-08-12 20:56:31,862 INFO L482 AbstractCegarLoop]: Abstraction has has 189 places, 1481 transitions, 17340 flow [2021-08-12 20:56:31,862 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:31,862 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:56:31,862 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:56:31,863 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-12 20:56:31,863 INFO L430 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:56:31,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:56:31,863 INFO L82 PathProgramCache]: Analyzing trace with hash 1531097702, now seen corresponding path program 1 times [2021-08-12 20:56:31,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:56:31,863 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280831337] [2021-08-12 20:56:31,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:56:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:56:31,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:31,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:56:31,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:31,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:56:31,910 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:56:31,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:56:31,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:31,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:56:31,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:31,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:56:31,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:31,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:56:31,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:56:31,940 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:56:31,940 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280831337] [2021-08-12 20:56:31,940 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280831337] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:56:31,940 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:56:31,940 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 20:56:31,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568704032] [2021-08-12 20:56:31,943 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 20:56:31,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:56:31,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 20:56:31,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-12 20:56:31,944 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 126 [2021-08-12 20:56:31,945 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 1481 transitions, 17340 flow. Second operand has 6 states, 6 states have (on average 114.33333333333333) internal successors, (686), 6 states have internal predecessors, (686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:31,945 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:56:31,945 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 126 [2021-08-12 20:56:31,945 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:56:46,056 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1091] L780-->L787: Formula: (let ((.cse12 (= (mod v_~a$w_buff0_used~0_456 256) 0)) (.cse11 (= 0 (mod v_~a$w_buff0_used~0_455 256))) (.cse13 (= (mod v_~a$r_buff0_thd2~0_70 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= 0 (mod v_~a$w_buff1_used~0_364 256)))) (let ((.cse1 (or .cse10 .cse14)) (.cse2 (not .cse14)) (.cse6 (or .cse11 .cse13)) (.cse0 (or .cse12 .cse13)) (.cse4 (not .cse13)) (.cse5 (not .cse12)) (.cse7 (not .cse11)) (.cse3 (not .cse10))) (and (or (and .cse0 (= v_~a~0_166 |v_P1_#t~ite11_49|) (or (and (= v_~a~0_167 |v_P1_#t~ite11_49|) .cse1) (and .cse2 .cse3 (= |v_P1_#t~ite11_49| v_~a$w_buff1~0_116)))) (and (= v_~a~0_166 v_~a$w_buff0~0_109) .cse4 (= |v_P1_#t~ite11_49| |v_P1Thread1of1ForFork2_#t~ite11_1|) .cse5)) (or (and (= v_~a$w_buff1_used~0_364 v_~a$w_buff1_used~0_363) .cse1 .cse6) (and (or (and .cse4 .cse7) (and .cse2 .cse3)) (= v_~a$w_buff1_used~0_363 0))) (or (and .cse4 .cse7 (= v_~a$r_buff0_thd2~0_69 0)) (and (= v_~a$r_buff0_thd2~0_69 v_~a$r_buff0_thd2~0_70) .cse6)) (or (and .cse0 (= v_~a$w_buff0_used~0_456 v_~a$w_buff0_used~0_455)) (and .cse4 .cse5 (= v_~a$w_buff0_used~0_455 0))) (let ((.cse9 (= 0 (mod v_~a$w_buff1_used~0_363 256))) (.cse8 (= (mod v_~a$r_buff0_thd2~0_69 256) 0))) (or (and (or (and .cse7 (not .cse8)) (and (not .cse9) .cse3)) (= v_~a$r_buff1_thd2~0_51 0)) (and (or .cse10 .cse9) (or .cse11 .cse8) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51))))))) InVars {~a~0=v_~a~0_167, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_70, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_456, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_364} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_69, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_455, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_166, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_363} AuxVars[|v_P1_#t~ite11_49|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][66], [131#L767true, 37#L787true, 165#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 134#true, 136#true, 10#L18true, 138#true, 140#true, 236#(= ~y~0 1), 141#true, 271#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression|))), 147#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 213#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 86#L840true, 27#L807true, 189#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0)))]) [2021-08-12 20:56:46,057 INFO L384 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2021-08-12 20:56:46,057 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2021-08-12 20:56:46,057 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2021-08-12 20:56:46,057 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2021-08-12 20:56:47,567 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1091] L780-->L787: Formula: (let ((.cse12 (= (mod v_~a$w_buff0_used~0_456 256) 0)) (.cse11 (= 0 (mod v_~a$w_buff0_used~0_455 256))) (.cse13 (= (mod v_~a$r_buff0_thd2~0_70 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= 0 (mod v_~a$w_buff1_used~0_364 256)))) (let ((.cse1 (or .cse10 .cse14)) (.cse2 (not .cse14)) (.cse6 (or .cse11 .cse13)) (.cse0 (or .cse12 .cse13)) (.cse4 (not .cse13)) (.cse5 (not .cse12)) (.cse7 (not .cse11)) (.cse3 (not .cse10))) (and (or (and .cse0 (= v_~a~0_166 |v_P1_#t~ite11_49|) (or (and (= v_~a~0_167 |v_P1_#t~ite11_49|) .cse1) (and .cse2 .cse3 (= |v_P1_#t~ite11_49| v_~a$w_buff1~0_116)))) (and (= v_~a~0_166 v_~a$w_buff0~0_109) .cse4 (= |v_P1_#t~ite11_49| |v_P1Thread1of1ForFork2_#t~ite11_1|) .cse5)) (or (and (= v_~a$w_buff1_used~0_364 v_~a$w_buff1_used~0_363) .cse1 .cse6) (and (or (and .cse4 .cse7) (and .cse2 .cse3)) (= v_~a$w_buff1_used~0_363 0))) (or (and .cse4 .cse7 (= v_~a$r_buff0_thd2~0_69 0)) (and (= v_~a$r_buff0_thd2~0_69 v_~a$r_buff0_thd2~0_70) .cse6)) (or (and .cse0 (= v_~a$w_buff0_used~0_456 v_~a$w_buff0_used~0_455)) (and .cse4 .cse5 (= v_~a$w_buff0_used~0_455 0))) (let ((.cse9 (= 0 (mod v_~a$w_buff1_used~0_363 256))) (.cse8 (= (mod v_~a$r_buff0_thd2~0_69 256) 0))) (or (and (or (and .cse7 (not .cse8)) (and (not .cse9) .cse3)) (= v_~a$r_buff1_thd2~0_51 0)) (and (or .cse10 .cse9) (or .cse11 .cse8) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51))))))) InVars {~a~0=v_~a~0_167, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_70, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_456, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_364} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_69, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_455, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_166, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_363} AuxVars[|v_P1_#t~ite11_49|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][66], [131#L767true, 37#L787true, 165#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 134#true, 136#true, 9#L18-1true, 138#true, 140#true, 236#(= ~y~0 1), 141#true, 147#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 275#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression|)) (or (<= 1 ULTIMATE.start___VERIFIER_assert_~expression) (<= (+ ULTIMATE.start___VERIFIER_assert_~expression 255) 0))), 213#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 86#L840true, 27#L807true, 189#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0)))]) [2021-08-12 20:56:47,567 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-08-12 20:56:47,567 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-12 20:56:47,567 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-12 20:56:47,567 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-12 20:56:48,751 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1091] L780-->L787: Formula: (let ((.cse12 (= (mod v_~a$w_buff0_used~0_456 256) 0)) (.cse11 (= 0 (mod v_~a$w_buff0_used~0_455 256))) (.cse13 (= (mod v_~a$r_buff0_thd2~0_70 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= 0 (mod v_~a$w_buff1_used~0_364 256)))) (let ((.cse1 (or .cse10 .cse14)) (.cse2 (not .cse14)) (.cse6 (or .cse11 .cse13)) (.cse0 (or .cse12 .cse13)) (.cse4 (not .cse13)) (.cse5 (not .cse12)) (.cse7 (not .cse11)) (.cse3 (not .cse10))) (and (or (and .cse0 (= v_~a~0_166 |v_P1_#t~ite11_49|) (or (and (= v_~a~0_167 |v_P1_#t~ite11_49|) .cse1) (and .cse2 .cse3 (= |v_P1_#t~ite11_49| v_~a$w_buff1~0_116)))) (and (= v_~a~0_166 v_~a$w_buff0~0_109) .cse4 (= |v_P1_#t~ite11_49| |v_P1Thread1of1ForFork2_#t~ite11_1|) .cse5)) (or (and (= v_~a$w_buff1_used~0_364 v_~a$w_buff1_used~0_363) .cse1 .cse6) (and (or (and .cse4 .cse7) (and .cse2 .cse3)) (= v_~a$w_buff1_used~0_363 0))) (or (and .cse4 .cse7 (= v_~a$r_buff0_thd2~0_69 0)) (and (= v_~a$r_buff0_thd2~0_69 v_~a$r_buff0_thd2~0_70) .cse6)) (or (and .cse0 (= v_~a$w_buff0_used~0_456 v_~a$w_buff0_used~0_455)) (and .cse4 .cse5 (= v_~a$w_buff0_used~0_455 0))) (let ((.cse9 (= 0 (mod v_~a$w_buff1_used~0_363 256))) (.cse8 (= (mod v_~a$r_buff0_thd2~0_69 256) 0))) (or (and (or (and .cse7 (not .cse8)) (and (not .cse9) .cse3)) (= v_~a$r_buff1_thd2~0_51 0)) (and (or .cse10 .cse9) (or .cse11 .cse8) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51))))))) InVars {~a~0=v_~a~0_167, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_70, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_456, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_364} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_69, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_455, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_166, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_363} AuxVars[|v_P1_#t~ite11_49|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][66], [131#L767true, 37#L787true, 165#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 134#true, 136#true, 138#true, 236#(= ~y~0 1), 140#true, 141#true, 17#L18-5true, 275#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression|)) (or (<= 1 ULTIMATE.start___VERIFIER_assert_~expression) (<= (+ ULTIMATE.start___VERIFIER_assert_~expression 255) 0))), 147#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 213#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 86#L840true, 27#L807true, 189#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0)))]) [2021-08-12 20:56:48,751 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-08-12 20:56:48,751 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-12 20:56:48,751 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-12 20:56:48,751 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-12 20:56:51,189 INFO L129 PetriNetUnfolder]: 30651/96996 cut-off events. [2021-08-12 20:56:51,189 INFO L130 PetriNetUnfolder]: For 47406/107454 co-relation queries the response was YES. [2021-08-12 20:56:51,848 INFO L84 FinitePrefix]: Finished finitePrefix Result has 272117 conditions, 96996 events. 30651/96996 cut-off events. For 47406/107454 co-relation queries the response was YES. Maximal size of possible extension queue 8356. Compared 1596418 event pairs, 11767 based on Foata normal form. 480/90792 useless extension candidates. Maximal degree in co-relation 272033. Up to 26950 conditions per place. [2021-08-12 20:56:52,062 INFO L132 encePairwiseOnDemand]: 120/126 looper letters, 522 selfloop transitions, 252 changer transitions 297/1771 dead transitions. [2021-08-12 20:56:52,062 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 1771 transitions, 22560 flow [2021-08-12 20:56:52,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-12 20:56:52,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-12 20:56:52,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1047 transitions. [2021-08-12 20:56:52,066 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9232804232804233 [2021-08-12 20:56:52,066 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1047 transitions. [2021-08-12 20:56:52,066 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1047 transitions. [2021-08-12 20:56:52,066 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:56:52,066 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1047 transitions. [2021-08-12 20:56:52,257 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 116.33333333333333) internal successors, (1047), 9 states have internal predecessors, (1047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:52,259 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 126.0) internal successors, (1260), 10 states have internal predecessors, (1260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:52,259 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 126.0) internal successors, (1260), 10 states have internal predecessors, (1260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:52,259 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 64 predicate places. [2021-08-12 20:56:52,259 INFO L482 AbstractCegarLoop]: Abstraction has has 197 places, 1771 transitions, 22560 flow [2021-08-12 20:56:52,260 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 114.33333333333333) internal successors, (686), 6 states have internal predecessors, (686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:52,260 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:56:52,260 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:56:52,260 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-12 20:56:52,260 INFO L430 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:56:52,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:56:52,261 INFO L82 PathProgramCache]: Analyzing trace with hash -1137895318, now seen corresponding path program 1 times [2021-08-12 20:56:52,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:56:52,261 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330927952] [2021-08-12 20:56:52,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:56:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:56:52,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:52,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:56:52,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:52,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:56:52,377 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 20:56:52,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 20:56:52,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:52,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 20:56:52,399 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 20:56:52,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:56:52,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:56:52,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:56:52,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:56:52,417 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:56:52,417 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330927952] [2021-08-12 20:56:52,418 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330927952] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:56:52,418 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:56:52,418 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 20:56:52,418 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132080692] [2021-08-12 20:56:52,418 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 20:56:52,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:56:52,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 20:56:52,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-12 20:56:52,420 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 126 [2021-08-12 20:56:52,421 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 197 places, 1771 transitions, 22560 flow. Second operand has 6 states, 6 states have (on average 112.16666666666667) internal successors, (673), 6 states have internal predecessors, (673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:56:52,421 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:56:52,421 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 126 [2021-08-12 20:56:52,421 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:57:18,691 INFO L129 PetriNetUnfolder]: 33972/106473 cut-off events. [2021-08-12 20:57:18,691 INFO L130 PetriNetUnfolder]: For 39255/51136 co-relation queries the response was YES. [2021-08-12 20:57:19,619 INFO L84 FinitePrefix]: Finished finitePrefix Result has 290204 conditions, 106473 events. 33972/106473 cut-off events. For 39255/51136 co-relation queries the response was YES. Maximal size of possible extension queue 6212. Compared 1722682 event pairs, 7397 based on Foata normal form. 387/100000 useless extension candidates. Maximal degree in co-relation 290117. Up to 18982 conditions per place. [2021-08-12 20:57:19,881 INFO L132 encePairwiseOnDemand]: 115/126 looper letters, 29 selfloop transitions, 20 changer transitions 271/1314 dead transitions. [2021-08-12 20:57:19,882 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 206 places, 1314 transitions, 16116 flow [2021-08-12 20:57:19,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-12 20:57:19,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-12 20:57:19,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1161 transitions. [2021-08-12 20:57:19,884 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9214285714285714 [2021-08-12 20:57:19,885 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1161 transitions. [2021-08-12 20:57:19,885 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1161 transitions. [2021-08-12 20:57:19,885 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:57:19,885 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1161 transitions. [2021-08-12 20:57:19,888 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 116.1) internal successors, (1161), 10 states have internal predecessors, (1161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:57:19,890 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 126.0) internal successors, (1386), 11 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:57:19,891 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 126.0) internal successors, (1386), 11 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:57:19,891 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 73 predicate places. [2021-08-12 20:57:19,891 INFO L482 AbstractCegarLoop]: Abstraction has has 206 places, 1314 transitions, 16116 flow [2021-08-12 20:57:19,891 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 112.16666666666667) internal successors, (673), 6 states have internal predecessors, (673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:57:19,891 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:57:19,891 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:57:19,891 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-12 20:57:19,892 INFO L430 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:57:19,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:57:19,892 INFO L82 PathProgramCache]: Analyzing trace with hash -1976725387, now seen corresponding path program 1 times [2021-08-12 20:57:19,892 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:57:19,892 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869147617] [2021-08-12 20:57:19,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:57:19,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:57:19,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:57:19,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:57:19,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:57:19,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:57:19,960 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-12 20:57:19,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-12 20:57:19,972 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 20:57:19,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 20:57:19,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:57:19,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:57:19,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:57:20,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:57:20,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:57:20,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:57:20,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:57:20,009 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:57:20,009 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869147617] [2021-08-12 20:57:20,009 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869147617] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:57:20,011 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:57:20,011 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 20:57:20,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502714173] [2021-08-12 20:57:20,012 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 20:57:20,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:57:20,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 20:57:20,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 20:57:20,013 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-12 20:57:20,014 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 206 places, 1314 transitions, 16116 flow. Second operand has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:57:20,014 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:57:20,014 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-12 20:57:20,014 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:58:05,775 INFO L129 PetriNetUnfolder]: 53388/171859 cut-off events. [2021-08-12 20:58:05,776 INFO L130 PetriNetUnfolder]: For 79807/115163 co-relation queries the response was YES. [2021-08-12 20:58:07,123 INFO L84 FinitePrefix]: Finished finitePrefix Result has 489164 conditions, 171859 events. 53388/171859 cut-off events. For 79807/115163 co-relation queries the response was YES. Maximal size of possible extension queue 10944. Compared 2985467 event pairs, 14027 based on Foata normal form. 1721/162337 useless extension candidates. Maximal degree in co-relation 489071. Up to 32793 conditions per place. [2021-08-12 20:58:07,552 INFO L132 encePairwiseOnDemand]: 114/126 looper letters, 937 selfloop transitions, 510 changer transitions 604/2192 dead transitions. [2021-08-12 20:58:07,552 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 218 places, 2192 transitions, 32242 flow [2021-08-12 20:58:07,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-12 20:58:07,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-12 20:58:07,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1483 transitions. [2021-08-12 20:58:07,556 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9053724053724054 [2021-08-12 20:58:07,556 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1483 transitions. [2021-08-12 20:58:07,556 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1483 transitions. [2021-08-12 20:58:07,557 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:58:07,557 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1483 transitions. [2021-08-12 20:58:07,560 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 114.07692307692308) internal successors, (1483), 13 states have internal predecessors, (1483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:58:07,562 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:58:07,562 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:58:07,563 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 85 predicate places. [2021-08-12 20:58:07,563 INFO L482 AbstractCegarLoop]: Abstraction has has 218 places, 2192 transitions, 32242 flow [2021-08-12 20:58:07,563 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:58:07,563 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:58:07,563 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:58:07,563 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-12 20:58:07,563 INFO L430 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:58:07,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:58:07,564 INFO L82 PathProgramCache]: Analyzing trace with hash 2040697379, now seen corresponding path program 1 times [2021-08-12 20:58:07,564 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:58:07,564 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424721249] [2021-08-12 20:58:07,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:58:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:58:07,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:58:07,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:58:07,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:58:07,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:58:07,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:58:07,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:58:07,627 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 20:58:07,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 20:58:07,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:58:07,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 20:58:07,650 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 20:58:07,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:58:07,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:58:07,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:58:07,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:58:07,666 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:58:07,666 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424721249] [2021-08-12 20:58:07,666 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424721249] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:58:07,667 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:58:07,667 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 20:58:07,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675402559] [2021-08-12 20:58:07,667 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 20:58:07,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:58:07,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 20:58:07,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 20:58:07,669 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 126 [2021-08-12 20:58:07,670 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 218 places, 2192 transitions, 32242 flow. Second operand has 7 states, 7 states have (on average 112.14285714285714) internal successors, (785), 7 states have internal predecessors, (785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:58:07,670 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:58:07,670 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 126 [2021-08-12 20:58:07,670 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:58:33,201 INFO L129 PetriNetUnfolder]: 25595/83628 cut-off events. [2021-08-12 20:58:33,202 INFO L130 PetriNetUnfolder]: For 31490/59279 co-relation queries the response was YES. [2021-08-12 20:58:33,732 INFO L84 FinitePrefix]: Finished finitePrefix Result has 235688 conditions, 83628 events. 25595/83628 cut-off events. For 31490/59279 co-relation queries the response was YES. Maximal size of possible extension queue 5911. Compared 1328736 event pairs, 2280 based on Foata normal form. 5107/83665 useless extension candidates. Maximal degree in co-relation 235592. Up to 18080 conditions per place. [2021-08-12 20:58:33,852 INFO L132 encePairwiseOnDemand]: 115/126 looper letters, 52 selfloop transitions, 54 changer transitions 690/1283 dead transitions. [2021-08-12 20:58:33,853 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 1283 transitions, 17742 flow [2021-08-12 20:58:33,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-12 20:58:33,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-12 20:58:33,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1511 transitions. [2021-08-12 20:58:33,856 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9224664224664225 [2021-08-12 20:58:33,856 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1511 transitions. [2021-08-12 20:58:33,856 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1511 transitions. [2021-08-12 20:58:33,857 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:58:33,857 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1511 transitions. [2021-08-12 20:58:33,861 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 116.23076923076923) internal successors, (1511), 13 states have internal predecessors, (1511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:58:33,864 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:58:33,864 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:58:33,865 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 97 predicate places. [2021-08-12 20:58:33,865 INFO L482 AbstractCegarLoop]: Abstraction has has 230 places, 1283 transitions, 17742 flow [2021-08-12 20:58:33,865 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 112.14285714285714) internal successors, (785), 7 states have internal predecessors, (785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:58:33,865 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:58:33,865 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:58:33,865 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-12 20:58:33,865 INFO L430 AbstractCegarLoop]: === Iteration 11 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:58:33,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:58:33,867 INFO L82 PathProgramCache]: Analyzing trace with hash 10279123, now seen corresponding path program 1 times [2021-08-12 20:58:33,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:58:33,867 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872858555] [2021-08-12 20:58:33,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:58:33,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:58:33,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:58:33,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:58:33,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:58:33,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:58:33,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:58:33,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:58:33,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:58:33,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:58:33,940 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-12 20:58:33,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-12 20:58:33,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:58:33,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 20:58:33,967 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-12 20:58:33,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-12 20:58:33,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:58:33,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:58:33,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 20:58:33,976 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:58:33,977 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872858555] [2021-08-12 20:58:33,977 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872858555] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:58:33,977 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:58:33,977 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-12 20:58:33,977 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285240889] [2021-08-12 20:58:33,977 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-12 20:58:33,977 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:58:33,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-12 20:58:33,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-12 20:58:33,979 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 126 [2021-08-12 20:58:33,979 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 230 places, 1283 transitions, 17742 flow. Second operand has 8 states, 8 states have (on average 112.125) internal successors, (897), 8 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 20:58:33,980 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:58:33,980 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 126 [2021-08-12 20:58:33,980 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand