/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix004_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-28 16:41:46,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-28 16:41:46,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-28 16:41:46,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-28 16:41:47,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-28 16:41:47,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-28 16:41:47,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-28 16:41:47,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-28 16:41:47,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-28 16:41:47,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-28 16:41:47,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-28 16:41:47,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-28 16:41:47,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-28 16:41:47,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-28 16:41:47,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-28 16:41:47,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-28 16:41:47,031 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-28 16:41:47,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-28 16:41:47,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-28 16:41:47,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-28 16:41:47,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-28 16:41:47,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-28 16:41:47,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-28 16:41:47,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-28 16:41:47,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-04-28 16:41:47,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-04-28 16:41:47,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-04-28 16:41:47,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-04-28 16:41:47,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-04-28 16:41:47,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-04-28 16:41:47,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-04-28 16:41:47,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-04-28 16:41:47,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-04-28 16:41:47,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-04-28 16:41:47,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-04-28 16:41:47,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-04-28 16:41:47,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-04-28 16:41:47,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-04-28 16:41:47,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-28 16:41:47,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-28 16:41:47,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-28 16:41:47,085 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf [2021-04-28 16:41:47,139 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-28 16:41:47,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-28 16:41:47,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-28 16:41:47,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-28 16:41:47,141 INFO L138 SettingsManager]: * Use SBE=true [2021-04-28 16:41:47,141 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-28 16:41:47,142 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-28 16:41:47,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-28 16:41:47,142 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-28 16:41:47,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-28 16:41:47,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-28 16:41:47,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-28 16:41:47,143 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-28 16:41:47,143 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-28 16:41:47,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-28 16:41:47,144 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-28 16:41:47,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-28 16:41:47,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-28 16:41:47,144 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-28 16:41:47,145 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-28 16:41:47,145 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-28 16:41:47,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-28 16:41:47,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-28 16:41:47,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-28 16:41:47,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-28 16:41:47,146 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-28 16:41:47,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-28 16:41:47,146 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-28 16:41:47,146 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-28 16:41:47,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-28 16:41:47,147 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-28 16:41:47,501 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-28 16:41:47,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-28 16:41:47,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-28 16:41:47,537 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-28 16:41:47,538 INFO L275 PluginConnector]: CDTParser initialized [2021-04-28 16:41:47,539 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix004_tso.opt.i [2021-04-28 16:41:47,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d5977615/d38f4d58ffb240bc9809059079a5666d/FLAG78fd9e9de [2021-04-28 16:41:48,467 INFO L306 CDTParser]: Found 1 translation units. [2021-04-28 16:41:48,468 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix004_tso.opt.i [2021-04-28 16:41:48,484 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d5977615/d38f4d58ffb240bc9809059079a5666d/FLAG78fd9e9de [2021-04-28 16:41:48,702 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d5977615/d38f4d58ffb240bc9809059079a5666d [2021-04-28 16:41:48,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-28 16:41:48,751 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-28 16:41:48,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-28 16:41:48,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-28 16:41:48,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-28 16:41:48,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 04:41:48" (1/1) ... [2021-04-28 16:41:48,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a23a6ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:41:48, skipping insertion in model container [2021-04-28 16:41:48,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 04:41:48" (1/1) ... [2021-04-28 16:41:48,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-28 16:41:48,811 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-28 16:41:48,979 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix004_tso.opt.i[948,961] [2021-04-28 16:41:49,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 16:41:49,403 INFO L203 MainTranslator]: Completed pre-run [2021-04-28 16:41:49,419 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix004_tso.opt.i[948,961] [2021-04-28 16:41:49,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 16:41:49,696 INFO L208 MainTranslator]: Completed translation [2021-04-28 16:41:49,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:41:49 WrapperNode [2021-04-28 16:41:49,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-28 16:41:49,700 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-28 16:41:49,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-28 16:41:49,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-28 16:41:49,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:41:49" (1/1) ... [2021-04-28 16:41:49,762 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:41:49" (1/1) ... [2021-04-28 16:41:49,827 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-28 16:41:49,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-28 16:41:49,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-28 16:41:49,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-28 16:41:49,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:41:49" (1/1) ... [2021-04-28 16:41:49,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:41:49" (1/1) ... [2021-04-28 16:41:49,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:41:49" (1/1) ... [2021-04-28 16:41:49,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:41:49" (1/1) ... [2021-04-28 16:41:49,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:41:49" (1/1) ... [2021-04-28 16:41:49,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:41:49" (1/1) ... [2021-04-28 16:41:49,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:41:49" (1/1) ... [2021-04-28 16:41:49,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-28 16:41:49,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-28 16:41:49,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-28 16:41:49,919 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-28 16:41:49,923 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:41:49" (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 [2021-04-28 16:41:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-28 16:41:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-04-28 16:41:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-28 16:41:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-28 16:41:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-04-28 16:41:50,047 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-04-28 16:41:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-04-28 16:41:50,048 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-04-28 16:41:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-04-28 16:41:50,048 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-04-28 16:41:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-04-28 16:41:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-04-28 16:41:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-28 16:41:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-04-28 16:41:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-28 16:41:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-28 16:41:50,051 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-28 16:41:52,914 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-28 16:41:52,914 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-04-28 16:41:52,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 04:41:52 BoogieIcfgContainer [2021-04-28 16:41:52,916 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-28 16:41:52,918 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-28 16:41:52,918 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-28 16:41:52,921 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-28 16:41:52,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.04 04:41:48" (1/3) ... [2021-04-28 16:41:52,923 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1345f562 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 04:41:52, skipping insertion in model container [2021-04-28 16:41:52,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:41:49" (2/3) ... [2021-04-28 16:41:52,923 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1345f562 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 04:41:52, skipping insertion in model container [2021-04-28 16:41:52,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 04:41:52" (3/3) ... [2021-04-28 16:41:52,925 INFO L111 eAbstractionObserver]: Analyzing ICFG mix004_tso.opt.i [2021-04-28 16:41:52,932 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-28 16:41:52,938 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-04-28 16:41:52,939 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-28 16:41:52,985 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,986 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,986 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,986 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,986 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,986 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,987 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,987 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,987 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,987 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,987 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,988 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,988 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,988 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,988 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,988 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,989 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,989 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,990 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,990 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,991 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,991 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,991 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,991 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,991 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,991 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,992 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,992 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,992 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,992 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,992 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,992 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,993 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,993 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,993 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,993 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,993 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,993 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,994 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,994 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,994 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,994 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,994 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,994 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,994 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,995 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,995 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,995 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,995 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,995 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,995 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,996 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,996 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,996 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,996 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,996 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,996 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,996 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,997 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,997 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,997 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,997 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,997 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:52,997 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,000 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,000 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,000 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,000 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,000 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,001 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,001 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,001 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,001 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,001 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,001 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,001 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,002 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,002 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,002 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,002 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,002 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,002 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,002 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,003 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,003 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,003 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,003 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,003 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,003 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,003 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,004 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,004 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,004 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,004 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,004 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,004 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,005 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,005 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,005 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,005 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,005 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,005 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,008 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,008 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,008 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,008 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,009 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,009 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,009 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,009 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,009 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,010 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,010 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,010 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,010 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,010 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,010 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,011 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,011 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,011 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,011 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,011 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,012 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,012 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,012 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,012 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,012 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,012 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,013 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,013 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,013 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,013 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,013 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,013 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,013 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,014 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,014 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,014 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,014 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,014 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,014 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,014 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,015 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,015 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,015 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,015 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,015 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,015 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,015 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,016 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,017 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,017 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,017 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,019 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,019 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,019 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,019 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,019 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,020 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,020 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,020 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,020 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,020 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,020 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,021 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,022 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,023 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,024 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,024 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,024 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,024 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,024 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,024 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,033 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,033 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,033 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,034 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,034 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,034 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,034 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,034 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,035 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,035 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,035 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,035 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,035 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,035 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,036 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,036 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,036 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,036 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,039 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,039 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,039 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,043 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,044 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,047 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,047 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,047 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,048 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,048 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,048 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,048 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,048 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,048 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,049 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,049 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,049 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,049 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,049 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,049 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,050 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,050 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,050 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,050 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,050 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,050 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,051 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,051 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,051 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,051 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,051 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,052 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,053 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,053 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,054 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,054 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,054 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,054 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,054 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,054 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,055 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,055 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,055 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,055 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,055 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,055 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,056 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,056 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,056 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,056 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,056 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,056 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,057 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,057 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,057 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,057 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,057 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,057 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,058 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,058 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,058 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,058 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,058 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,059 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,059 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,059 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,059 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:41:53,061 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-04-28 16:41:53,083 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-04-28 16:41:53,108 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-28 16:41:53,108 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-28 16:41:53,109 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-28 16:41:53,109 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-28 16:41:53,109 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-28 16:41:53,109 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-28 16:41:53,109 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-28 16:41:53,109 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-28 16:41:53,124 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 129 places, 118 transitions, 256 flow [2021-04-28 16:41:53,177 INFO L129 PetriNetUnfolder]: 2/114 cut-off events. [2021-04-28 16:41:53,177 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 16:41:53,182 INFO L84 FinitePrefix]: Finished finitePrefix Result has 127 conditions, 114 events. 2/114 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 83 event pairs, 0 based on Foata normal form. 0/110 useless extension candidates. Maximal degree in co-relation 75. Up to 2 conditions per place. [2021-04-28 16:41:53,183 INFO L82 GeneralOperation]: Start removeDead. Operand has 129 places, 118 transitions, 256 flow [2021-04-28 16:41:53,189 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 125 places, 114 transitions, 240 flow [2021-04-28 16:41:53,191 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:41:53,207 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 125 places, 114 transitions, 240 flow [2021-04-28 16:41:53,211 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 125 places, 114 transitions, 240 flow [2021-04-28 16:41:53,214 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 125 places, 114 transitions, 240 flow [2021-04-28 16:41:53,243 INFO L129 PetriNetUnfolder]: 2/114 cut-off events. [2021-04-28 16:41:53,243 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 16:41:53,244 INFO L84 FinitePrefix]: Finished finitePrefix Result has 127 conditions, 114 events. 2/114 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 82 event pairs, 0 based on Foata normal form. 0/110 useless extension candidates. Maximal degree in co-relation 75. Up to 2 conditions per place. [2021-04-28 16:41:53,248 INFO L146 LiptonReduction]: Number of co-enabled transitions 2502 [2021-04-28 16:41:56,626 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-04-28 16:41:56,745 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 16:41:57,356 WARN L205 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 90 [2021-04-28 16:41:57,598 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-28 16:42:07,904 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 16:42:10,843 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-28 16:42:14,932 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 16:42:15,056 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 16:42:15,184 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 16:42:15,312 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 16:42:15,427 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 16:42:15,536 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 16:42:15,683 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 16:42:15,797 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 16:42:16,233 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:42:16,357 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:42:16,472 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:42:16,588 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:42:16,701 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 16:42:16,819 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 16:42:16,934 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 16:42:17,050 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 16:42:17,994 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 16:42:18,104 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 16:42:18,212 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 16:42:18,388 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 16:42:18,518 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 16:42:18,645 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 16:42:18,780 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 16:42:19,285 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:42:20,353 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 16:42:20,455 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 16:42:20,557 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 16:42:21,407 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-28 16:42:21,574 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-28 16:42:21,742 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-28 16:42:21,907 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-28 16:42:22,021 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:42:22,129 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:42:22,241 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:42:22,352 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:42:22,464 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:42:22,575 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:42:22,690 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:42:22,801 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:42:22,907 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:42:23,106 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:42:23,212 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:42:23,323 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:42:23,434 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:42:23,545 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:42:23,655 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:42:23,975 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 16:42:24,498 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-28 16:42:24,654 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-28 16:42:24,810 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-28 16:42:24,966 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-28 16:42:25,078 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:42:25,189 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:42:25,291 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:42:25,402 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:42:25,566 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 16:42:25,724 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 16:42:25,887 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 16:42:26,047 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 16:42:26,176 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:42:26,315 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:42:26,452 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:42:26,587 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:42:26,709 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:42:26,865 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:42:26,988 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:42:27,111 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:42:27,221 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 16:42:27,329 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 16:42:27,433 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 16:42:27,536 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 16:42:27,677 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:42:27,815 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:42:27,953 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:42:28,086 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:42:28,243 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 16:42:28,397 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 16:42:28,545 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 16:42:28,697 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 16:42:28,850 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 16:42:29,000 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 16:42:29,147 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 16:42:29,300 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 16:42:29,441 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 16:42:29,583 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 16:42:29,721 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 16:42:29,859 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 16:42:29,980 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:42:30,129 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:42:30,262 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:42:30,393 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:42:30,630 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 16:42:30,840 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 16:42:31,055 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 16:42:31,242 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 16:42:31,453 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 16:42:31,669 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 16:42:31,895 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 16:42:32,119 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 16:42:32,343 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 16:42:32,562 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 16:42:32,785 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 16:42:33,010 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 16:42:33,116 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 16:42:33,221 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 16:42:33,324 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 16:42:33,429 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 16:42:33,627 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 16:42:33,838 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 16:42:34,038 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 16:42:34,234 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 16:42:34,463 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 16:42:34,692 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 16:42:34,920 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 16:42:35,146 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 16:42:35,315 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 16:42:35,481 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 16:42:35,649 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 16:42:35,817 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 16:42:36,001 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 16:42:36,189 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 16:42:36,370 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 16:42:36,554 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 16:42:36,727 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 16:42:36,902 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 16:42:37,076 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 16:42:37,256 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 16:42:37,830 WARN L205 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 128 [2021-04-28 16:42:38,099 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-04-28 16:42:38,653 WARN L205 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 128 [2021-04-28 16:42:38,913 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-04-28 16:42:39,121 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 16:42:39,331 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 16:42:39,543 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 16:42:39,752 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 16:42:39,964 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 16:42:40,177 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 16:42:40,387 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 16:42:40,596 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 16:42:40,794 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 16:42:40,993 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 16:42:41,209 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 16:42:41,415 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 16:42:41,620 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 16:42:41,835 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 16:42:42,061 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 16:42:42,288 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 16:42:42,520 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 16:42:42,749 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 16:42:42,985 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 16:42:43,215 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-04-28 16:42:43,766 WARN L205 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 123 [2021-04-28 16:42:44,029 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-04-28 16:42:44,581 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 123 [2021-04-28 16:42:44,864 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-04-28 16:42:44,924 INFO L158 LiptonReduction]: Checked pairs total: 24310 [2021-04-28 16:42:44,925 INFO L160 LiptonReduction]: Total number of compositions: 289 [2021-04-28 16:42:44,930 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 51741 [2021-04-28 16:42:44,957 INFO L129 PetriNetUnfolder]: 0/93 cut-off events. [2021-04-28 16:42:44,958 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 16:42:44,958 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:42:44,959 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 16:42:44,959 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:42:44,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:42:44,965 INFO L82 PathProgramCache]: Analyzing trace with hash 216641568, now seen corresponding path program 1 times [2021-04-28 16:42:44,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:42:44,975 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644708458] [2021-04-28 16:42:44,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:42:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:42:45,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:42:45,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:42:45,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:42:45,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644708458] [2021-04-28 16:42:45,291 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:42:45,291 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 16:42:45,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802853126] [2021-04-28 16:42:45,301 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 16:42:45,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:42:45,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 16:42:45,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 16:42:45,325 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 336 out of 407 [2021-04-28 16:42:45,334 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 140 transitions, 292 flow. Second operand has 3 states, 3 states have (on average 336.6666666666667) internal successors, (1010), 3 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:45,334 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:42:45,334 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 336 of 407 [2021-04-28 16:42:45,335 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:42:45,447 INFO L129 PetriNetUnfolder]: 13/174 cut-off events. [2021-04-28 16:42:45,447 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 16:42:45,448 INFO L84 FinitePrefix]: Finished finitePrefix Result has 226 conditions, 174 events. 13/174 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 1039 event pairs, 1 based on Foata normal form. 16/74 useless extension candidates. Maximal degree in co-relation 148. Up to 25 conditions per place. [2021-04-28 16:42:45,450 INFO L132 encePairwiseOnDemand]: 392/407 looper letters, 6 selfloop transitions, 2 changer transitions 64/138 dead transitions. [2021-04-28 16:42:45,451 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 138 transitions, 322 flow [2021-04-28 16:42:45,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 16:42:45,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 16:42:45,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1032 transitions. [2021-04-28 16:42:45,471 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8452088452088452 [2021-04-28 16:42:45,472 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1032 transitions. [2021-04-28 16:42:45,472 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1032 transitions. [2021-04-28 16:42:45,476 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:42:45,479 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1032 transitions. [2021-04-28 16:42:45,486 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 344.0) internal successors, (1032), 3 states have internal predecessors, (1032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:45,499 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 407.0) internal successors, (1628), 4 states have internal predecessors, (1628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:45,500 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 407.0) internal successors, (1628), 4 states have internal predecessors, (1628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:45,503 INFO L185 Difference]: Start difference. First operand has 152 places, 140 transitions, 292 flow. Second operand 3 states and 1032 transitions. [2021-04-28 16:42:45,504 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 138 transitions, 322 flow [2021-04-28 16:42:45,508 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 138 transitions, 318 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-04-28 16:42:45,511 INFO L241 Difference]: Finished difference. Result has 147 places, 72 transitions, 156 flow [2021-04-28 16:42:45,513 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=407, PETRI_DIFFERENCE_MINUEND_FLOW=280, PETRI_DIFFERENCE_MINUEND_PLACES=145, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=136, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=134, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=156, PETRI_PLACES=147, PETRI_TRANSITIONS=72} [2021-04-28 16:42:45,514 INFO L343 CegarLoopForPetriNet]: 152 programPoint places, -5 predicate places. [2021-04-28 16:42:45,514 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:42:45,515 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 147 places, 72 transitions, 156 flow [2021-04-28 16:42:45,515 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 147 places, 72 transitions, 156 flow [2021-04-28 16:42:45,516 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 83 places, 72 transitions, 156 flow [2021-04-28 16:42:45,528 INFO L129 PetriNetUnfolder]: 0/72 cut-off events. [2021-04-28 16:42:45,528 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 16:42:45,528 INFO L84 FinitePrefix]: Finished finitePrefix Result has 84 conditions, 72 events. 0/72 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 339 event pairs, 0 based on Foata normal form. 0/27 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-04-28 16:42:45,530 INFO L146 LiptonReduction]: Number of co-enabled transitions 2690 [2021-04-28 16:42:45,714 INFO L158 LiptonReduction]: Checked pairs total: 3616 [2021-04-28 16:42:45,714 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:42:45,714 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 200 [2021-04-28 16:42:45,717 INFO L480 AbstractCegarLoop]: Abstraction has has 83 places, 72 transitions, 156 flow [2021-04-28 16:42:45,718 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 336.6666666666667) internal successors, (1010), 3 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:45,718 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:42:45,718 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 16:42:45,718 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-28 16:42:45,718 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:42:45,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:42:45,719 INFO L82 PathProgramCache]: Analyzing trace with hash 2034184079, now seen corresponding path program 1 times [2021-04-28 16:42:45,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:42:45,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870776545] [2021-04-28 16:42:45,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:42:45,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:42:45,816 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-04-28 16:42:45,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-28 16:42:45,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:42:45,831 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870776545] [2021-04-28 16:42:45,832 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:42:45,832 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 16:42:45,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261569291] [2021-04-28 16:42:45,833 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 16:42:45,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:42:45,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 16:42:45,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 16:42:45,837 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 259 out of 407 [2021-04-28 16:42:45,838 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 72 transitions, 156 flow. Second operand has 3 states, 3 states have (on average 259.6666666666667) internal successors, (779), 3 states have internal predecessors, (779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:45,838 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:42:45,838 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 259 of 407 [2021-04-28 16:42:45,839 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:42:47,160 INFO L129 PetriNetUnfolder]: 2761/6165 cut-off events. [2021-04-28 16:42:47,161 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 16:42:47,184 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10328 conditions, 6165 events. 2761/6165 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 919. Compared 63334 event pairs, 1136 based on Foata normal form. 0/4136 useless extension candidates. Maximal degree in co-relation 10319. Up to 3707 conditions per place. [2021-04-28 16:42:47,196 INFO L132 encePairwiseOnDemand]: 385/407 looper letters, 7 selfloop transitions, 5 changer transitions 50/101 dead transitions. [2021-04-28 16:42:47,196 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 101 transitions, 338 flow [2021-04-28 16:42:47,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 16:42:47,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 16:42:47,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 836 transitions. [2021-04-28 16:42:47,201 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6846846846846847 [2021-04-28 16:42:47,201 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 836 transitions. [2021-04-28 16:42:47,201 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 836 transitions. [2021-04-28 16:42:47,202 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:42:47,202 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 836 transitions. [2021-04-28 16:42:47,205 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 278.6666666666667) internal successors, (836), 3 states have internal predecessors, (836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:47,209 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 407.0) internal successors, (1628), 4 states have internal predecessors, (1628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:47,211 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 407.0) internal successors, (1628), 4 states have internal predecessors, (1628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:47,211 INFO L185 Difference]: Start difference. First operand has 83 places, 72 transitions, 156 flow. Second operand 3 states and 836 transitions. [2021-04-28 16:42:47,211 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 101 transitions, 338 flow [2021-04-28 16:42:47,214 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 101 transitions, 334 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 16:42:47,216 INFO L241 Difference]: Finished difference. Result has 84 places, 51 transitions, 139 flow [2021-04-28 16:42:47,216 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=407, PETRI_DIFFERENCE_MINUEND_FLOW=152, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=139, PETRI_PLACES=84, PETRI_TRANSITIONS=51} [2021-04-28 16:42:47,216 INFO L343 CegarLoopForPetriNet]: 152 programPoint places, -68 predicate places. [2021-04-28 16:42:47,217 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:42:47,217 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 84 places, 51 transitions, 139 flow [2021-04-28 16:42:47,218 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 84 places, 51 transitions, 139 flow [2021-04-28 16:42:47,219 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 51 transitions, 139 flow [2021-04-28 16:42:47,277 INFO L129 PetriNetUnfolder]: 129/368 cut-off events. [2021-04-28 16:42:47,277 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 16:42:47,279 INFO L84 FinitePrefix]: Finished finitePrefix Result has 583 conditions, 368 events. 129/368 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 2236 event pairs, 75 based on Foata normal form. 0/256 useless extension candidates. Maximal degree in co-relation 575. Up to 200 conditions per place. [2021-04-28 16:42:47,289 INFO L146 LiptonReduction]: Number of co-enabled transitions 1458 [2021-04-28 16:42:47,410 INFO L158 LiptonReduction]: Checked pairs total: 585 [2021-04-28 16:42:47,411 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:42:47,411 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 194 [2021-04-28 16:42:47,413 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 51 transitions, 139 flow [2021-04-28 16:42:47,414 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 259.6666666666667) internal successors, (779), 3 states have internal predecessors, (779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:47,414 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:42:47,414 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 16:42:47,414 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-28 16:42:47,415 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:42:47,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:42:47,415 INFO L82 PathProgramCache]: Analyzing trace with hash 640694011, now seen corresponding path program 1 times [2021-04-28 16:42:47,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:42:47,415 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587656177] [2021-04-28 16:42:47,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:42:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:42:47,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:42:47,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:42:47,477 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-04-28 16:42:47,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-28 16:42:47,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:42:47,494 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587656177] [2021-04-28 16:42:47,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:42:47,494 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 16:42:47,494 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541077396] [2021-04-28 16:42:47,494 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 16:42:47,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:42:47,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 16:42:47,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 16:42:47,498 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 259 out of 407 [2021-04-28 16:42:47,499 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 51 transitions, 139 flow. Second operand has 4 states, 4 states have (on average 259.75) internal successors, (1039), 4 states have internal predecessors, (1039), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:47,500 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:42:47,500 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 259 of 407 [2021-04-28 16:42:47,500 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:42:47,592 INFO L129 PetriNetUnfolder]: 101/315 cut-off events. [2021-04-28 16:42:47,592 INFO L130 PetriNetUnfolder]: For 18/95 co-relation queries the response was YES. [2021-04-28 16:42:47,593 INFO L84 FinitePrefix]: Finished finitePrefix Result has 653 conditions, 315 events. 101/315 cut-off events. For 18/95 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 1766 event pairs, 38 based on Foata normal form. 10/234 useless extension candidates. Maximal degree in co-relation 643. Up to 161 conditions per place. [2021-04-28 16:42:47,596 INFO L132 encePairwiseOnDemand]: 404/407 looper letters, 13 selfloop transitions, 3 changer transitions 0/55 dead transitions. [2021-04-28 16:42:47,596 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 55 transitions, 187 flow [2021-04-28 16:42:47,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 16:42:47,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 16:42:47,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 790 transitions. [2021-04-28 16:42:47,599 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.647010647010647 [2021-04-28 16:42:47,600 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 790 transitions. [2021-04-28 16:42:47,600 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 790 transitions. [2021-04-28 16:42:47,600 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:42:47,600 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 790 transitions. [2021-04-28 16:42:47,603 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 263.3333333333333) internal successors, (790), 3 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:47,606 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 407.0) internal successors, (1628), 4 states have internal predecessors, (1628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:47,607 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 407.0) internal successors, (1628), 4 states have internal predecessors, (1628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:47,607 INFO L185 Difference]: Start difference. First operand has 59 places, 51 transitions, 139 flow. Second operand 3 states and 790 transitions. [2021-04-28 16:42:47,608 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 55 transitions, 187 flow [2021-04-28 16:42:47,609 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 55 transitions, 182 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-28 16:42:47,610 INFO L241 Difference]: Finished difference. Result has 61 places, 51 transitions, 145 flow [2021-04-28 16:42:47,610 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=407, PETRI_DIFFERENCE_MINUEND_FLOW=134, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=145, PETRI_PLACES=61, PETRI_TRANSITIONS=51} [2021-04-28 16:42:47,611 INFO L343 CegarLoopForPetriNet]: 152 programPoint places, -91 predicate places. [2021-04-28 16:42:47,611 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:42:47,611 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 61 places, 51 transitions, 145 flow [2021-04-28 16:42:47,611 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 61 places, 51 transitions, 145 flow [2021-04-28 16:42:47,612 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 51 transitions, 145 flow [2021-04-28 16:42:47,663 INFO L129 PetriNetUnfolder]: 101/348 cut-off events. [2021-04-28 16:42:47,663 INFO L130 PetriNetUnfolder]: For 36/39 co-relation queries the response was YES. [2021-04-28 16:42:47,665 INFO L84 FinitePrefix]: Finished finitePrefix Result has 570 conditions, 348 events. 101/348 cut-off events. For 36/39 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 2220 event pairs, 83 based on Foata normal form. 0/223 useless extension candidates. Maximal degree in co-relation 560. Up to 161 conditions per place. [2021-04-28 16:42:47,673 INFO L146 LiptonReduction]: Number of co-enabled transitions 1454 [2021-04-28 16:42:47,684 INFO L158 LiptonReduction]: Checked pairs total: 583 [2021-04-28 16:42:47,684 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:42:47,684 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 73 [2021-04-28 16:42:47,686 INFO L480 AbstractCegarLoop]: Abstraction has has 61 places, 51 transitions, 145 flow [2021-04-28 16:42:47,687 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 259.75) internal successors, (1039), 4 states have internal predecessors, (1039), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:47,687 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:42:47,687 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 16:42:47,688 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-28 16:42:47,688 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:42:47,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:42:47,688 INFO L82 PathProgramCache]: Analyzing trace with hash -1584580488, now seen corresponding path program 1 times [2021-04-28 16:42:47,688 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:42:47,689 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251399825] [2021-04-28 16:42:47,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:42:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:42:47,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:42:47,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:42:47,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:42:47,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251399825] [2021-04-28 16:42:47,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:42:47,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 16:42:47,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52222500] [2021-04-28 16:42:47,743 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 16:42:47,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:42:47,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 16:42:47,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 16:42:47,748 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 407 [2021-04-28 16:42:47,750 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 51 transitions, 145 flow. Second operand has 3 states, 3 states have (on average 279.6666666666667) internal successors, (839), 3 states have internal predecessors, (839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:47,750 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:42:47,750 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 407 [2021-04-28 16:42:47,750 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:42:47,812 INFO L129 PetriNetUnfolder]: 81/246 cut-off events. [2021-04-28 16:42:47,812 INFO L130 PetriNetUnfolder]: For 108/125 co-relation queries the response was YES. [2021-04-28 16:42:47,813 INFO L84 FinitePrefix]: Finished finitePrefix Result has 462 conditions, 246 events. 81/246 cut-off events. For 108/125 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 1276 event pairs, 42 based on Foata normal form. 5/184 useless extension candidates. Maximal degree in co-relation 450. Up to 133 conditions per place. [2021-04-28 16:42:47,815 INFO L132 encePairwiseOnDemand]: 404/407 looper letters, 1 selfloop transitions, 3 changer transitions 0/51 dead transitions. [2021-04-28 16:42:47,816 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 51 transitions, 153 flow [2021-04-28 16:42:47,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 16:42:47,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 16:42:47,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 841 transitions. [2021-04-28 16:42:47,819 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6887796887796888 [2021-04-28 16:42:47,820 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 841 transitions. [2021-04-28 16:42:47,820 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 841 transitions. [2021-04-28 16:42:47,821 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:42:47,821 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 841 transitions. [2021-04-28 16:42:47,823 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:47,826 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 407.0) internal successors, (1628), 4 states have internal predecessors, (1628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:47,828 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 407.0) internal successors, (1628), 4 states have internal predecessors, (1628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:47,828 INFO L185 Difference]: Start difference. First operand has 61 places, 51 transitions, 145 flow. Second operand 3 states and 841 transitions. [2021-04-28 16:42:47,828 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 51 transitions, 153 flow [2021-04-28 16:42:47,830 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 51 transitions, 147 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 16:42:47,832 INFO L241 Difference]: Finished difference. Result has 62 places, 51 transitions, 150 flow [2021-04-28 16:42:47,832 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=407, PETRI_DIFFERENCE_MINUEND_FLOW=139, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=150, PETRI_PLACES=62, PETRI_TRANSITIONS=51} [2021-04-28 16:42:47,833 INFO L343 CegarLoopForPetriNet]: 152 programPoint places, -90 predicate places. [2021-04-28 16:42:47,833 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:42:47,833 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 62 places, 51 transitions, 150 flow [2021-04-28 16:42:47,833 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 62 places, 51 transitions, 150 flow [2021-04-28 16:42:47,834 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 62 places, 51 transitions, 150 flow [2021-04-28 16:42:47,874 INFO L129 PetriNetUnfolder]: 81/266 cut-off events. [2021-04-28 16:42:47,874 INFO L130 PetriNetUnfolder]: For 52/52 co-relation queries the response was YES. [2021-04-28 16:42:47,876 INFO L84 FinitePrefix]: Finished finitePrefix Result has 481 conditions, 266 events. 81/266 cut-off events. For 52/52 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 1455 event pairs, 50 based on Foata normal form. 0/178 useless extension candidates. Maximal degree in co-relation 470. Up to 133 conditions per place. [2021-04-28 16:42:47,883 INFO L146 LiptonReduction]: Number of co-enabled transitions 1450 [2021-04-28 16:42:48,063 INFO L158 LiptonReduction]: Checked pairs total: 581 [2021-04-28 16:42:48,063 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:42:48,063 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 230 [2021-04-28 16:42:48,067 INFO L480 AbstractCegarLoop]: Abstraction has has 62 places, 51 transitions, 150 flow [2021-04-28 16:42:48,068 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 279.6666666666667) internal successors, (839), 3 states have internal predecessors, (839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:48,069 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:42:48,069 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 16:42:48,069 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-28 16:42:48,069 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:42:48,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:42:48,070 INFO L82 PathProgramCache]: Analyzing trace with hash 1555789436, now seen corresponding path program 1 times [2021-04-28 16:42:48,070 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:42:48,070 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922268061] [2021-04-28 16:42:48,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:42:48,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:42:48,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:42:48,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:42:48,236 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 16:42:48,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 16:42:48,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:42:48,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 16:42:48,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:42:48,247 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922268061] [2021-04-28 16:42:48,247 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:42:48,247 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 16:42:48,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535417389] [2021-04-28 16:42:48,248 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 16:42:48,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:42:48,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 16:42:48,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 16:42:48,250 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 311 out of 407 [2021-04-28 16:42:48,253 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 51 transitions, 150 flow. Second operand has 4 states, 4 states have (on average 311.75) internal successors, (1247), 4 states have internal predecessors, (1247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:48,253 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:42:48,253 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 311 of 407 [2021-04-28 16:42:48,253 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:42:52,474 INFO L129 PetriNetUnfolder]: 23437/35122 cut-off events. [2021-04-28 16:42:52,474 INFO L130 PetriNetUnfolder]: For 1836/1890 co-relation queries the response was YES. [2021-04-28 16:42:52,742 INFO L84 FinitePrefix]: Finished finitePrefix Result has 71396 conditions, 35122 events. 23437/35122 cut-off events. For 1836/1890 co-relation queries the response was YES. Maximal size of possible extension queue 5148. Compared 305553 event pairs, 12268 based on Foata normal form. 649/10424 useless extension candidates. Maximal degree in co-relation 71383. Up to 21949 conditions per place. [2021-04-28 16:42:52,895 INFO L132 encePairwiseOnDemand]: 387/407 looper letters, 34 selfloop transitions, 33 changer transitions 0/95 dead transitions. [2021-04-28 16:42:52,895 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 95 transitions, 372 flow [2021-04-28 16:42:52,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 16:42:52,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 16:42:52,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1621 transitions. [2021-04-28 16:42:52,901 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7965601965601966 [2021-04-28 16:42:52,901 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1621 transitions. [2021-04-28 16:42:52,901 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1621 transitions. [2021-04-28 16:42:52,903 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:42:52,903 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1621 transitions. [2021-04-28 16:42:52,907 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 324.2) internal successors, (1621), 5 states have internal predecessors, (1621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:52,913 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 407.0) internal successors, (2442), 6 states have internal predecessors, (2442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:52,915 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 407.0) internal successors, (2442), 6 states have internal predecessors, (2442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:42:52,915 INFO L185 Difference]: Start difference. First operand has 62 places, 51 transitions, 150 flow. Second operand 5 states and 1621 transitions. [2021-04-28 16:42:52,915 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 95 transitions, 372 flow [2021-04-28 16:42:52,923 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 95 transitions, 366 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 16:42:52,926 INFO L241 Difference]: Finished difference. Result has 67 places, 82 transitions, 390 flow [2021-04-28 16:42:52,926 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=407, PETRI_DIFFERENCE_MINUEND_FLOW=144, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=390, PETRI_PLACES=67, PETRI_TRANSITIONS=82} [2021-04-28 16:42:52,926 INFO L343 CegarLoopForPetriNet]: 152 programPoint places, -85 predicate places. [2021-04-28 16:42:52,926 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:42:52,927 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 67 places, 82 transitions, 390 flow [2021-04-28 16:42:52,927 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 67 places, 82 transitions, 390 flow [2021-04-28 16:42:52,928 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 82 transitions, 390 flow [2021-04-28 16:42:56,148 INFO L129 PetriNetUnfolder]: 20428/31192 cut-off events. [2021-04-28 16:42:56,148 INFO L130 PetriNetUnfolder]: For 7899/69787 co-relation queries the response was YES. [2021-04-28 16:42:56,284 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89042 conditions, 31192 events. 20428/31192 cut-off events. For 7899/69787 co-relation queries the response was YES. Maximal size of possible extension queue 5242. Compared 288972 event pairs, 11332 based on Foata normal form. 10/9333 useless extension candidates. Maximal degree in co-relation 89028. Up to 28742 conditions per place. [2021-04-28 16:42:56,596 INFO L146 LiptonReduction]: Number of co-enabled transitions 1992 [2021-04-28 16:43:04,576 INFO L158 LiptonReduction]: Checked pairs total: 1006 [2021-04-28 16:43:04,576 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:43:04,576 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 11650 [2021-04-28 16:43:04,578 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 82 transitions, 390 flow [2021-04-28 16:43:04,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 311.75) internal successors, (1247), 4 states have internal predecessors, (1247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:43:04,579 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:43:04,580 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 16:43:04,580 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-28 16:43:04,580 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:43:04,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:43:04,580 INFO L82 PathProgramCache]: Analyzing trace with hash -1295069935, now seen corresponding path program 1 times [2021-04-28 16:43:04,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:43:04,581 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535925709] [2021-04-28 16:43:04,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:43:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:43:04,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:43:04,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:43:04,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:43:04,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:43:04,719 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 16:43:04,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 16:43:04,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:43:04,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 16:43:04,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:43:04,731 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535925709] [2021-04-28 16:43:04,731 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:43:04,731 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 16:43:04,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371711273] [2021-04-28 16:43:04,731 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 16:43:04,731 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:43:04,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 16:43:04,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-28 16:43:04,734 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 311 out of 407 [2021-04-28 16:43:04,737 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 82 transitions, 390 flow. Second operand has 5 states, 5 states have (on average 311.8) internal successors, (1559), 5 states have internal predecessors, (1559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:43:04,737 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:43:04,737 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 311 of 407 [2021-04-28 16:43:04,737 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:43:08,718 INFO L129 PetriNetUnfolder]: 25012/39844 cut-off events. [2021-04-28 16:43:08,718 INFO L130 PetriNetUnfolder]: For 14658/470385 co-relation queries the response was YES. [2021-04-28 16:43:08,869 INFO L84 FinitePrefix]: Finished finitePrefix Result has 152089 conditions, 39844 events. 25012/39844 cut-off events. For 14658/470385 co-relation queries the response was YES. Maximal size of possible extension queue 6129. Compared 372145 event pairs, 4846 based on Foata normal form. 821/13258 useless extension candidates. Maximal degree in co-relation 152073. Up to 36518 conditions per place. [2021-04-28 16:43:09,150 INFO L132 encePairwiseOnDemand]: 387/407 looper letters, 35 selfloop transitions, 64 changer transitions 0/127 dead transitions. [2021-04-28 16:43:09,151 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 127 transitions, 837 flow [2021-04-28 16:43:09,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 16:43:09,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 16:43:09,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 2273 transitions. [2021-04-28 16:43:09,158 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7978237978237979 [2021-04-28 16:43:09,158 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 2273 transitions. [2021-04-28 16:43:09,159 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 2273 transitions. [2021-04-28 16:43:09,160 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:43:09,161 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 2273 transitions. [2021-04-28 16:43:09,167 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 324.7142857142857) internal successors, (2273), 7 states have internal predecessors, (2273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:43:09,173 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 407.0) internal successors, (3256), 8 states have internal predecessors, (3256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:43:09,175 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 407.0) internal successors, (3256), 8 states have internal predecessors, (3256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:43:09,175 INFO L185 Difference]: Start difference. First operand has 67 places, 82 transitions, 390 flow. Second operand 7 states and 2273 transitions. [2021-04-28 16:43:09,175 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 127 transitions, 837 flow [2021-04-28 16:43:09,271 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 127 transitions, 837 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 16:43:09,274 INFO L241 Difference]: Finished difference. Result has 76 places, 113 transitions, 832 flow [2021-04-28 16:43:09,274 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=407, PETRI_DIFFERENCE_MINUEND_FLOW=390, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=82, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=832, PETRI_PLACES=76, PETRI_TRANSITIONS=113} [2021-04-28 16:43:09,274 INFO L343 CegarLoopForPetriNet]: 152 programPoint places, -76 predicate places. [2021-04-28 16:43:09,274 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:43:09,274 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 76 places, 113 transitions, 832 flow [2021-04-28 16:43:09,275 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 76 places, 113 transitions, 832 flow [2021-04-28 16:43:09,276 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 113 transitions, 832 flow [2021-04-28 16:43:12,608 INFO L129 PetriNetUnfolder]: 23003/37180 cut-off events. [2021-04-28 16:43:12,609 INFO L130 PetriNetUnfolder]: For 32932/256697 co-relation queries the response was YES. [2021-04-28 16:43:12,768 INFO L84 FinitePrefix]: Finished finitePrefix Result has 174788 conditions, 37180 events. 23003/37180 cut-off events. For 32932/256697 co-relation queries the response was YES. Maximal size of possible extension queue 6523. Compared 366793 event pairs, 4773 based on Foata normal form. 21/11250 useless extension candidates. Maximal degree in co-relation 174769. Up to 34940 conditions per place. [2021-04-28 16:43:13,217 INFO L146 LiptonReduction]: Number of co-enabled transitions 2826 [2021-04-28 16:43:28,397 INFO L158 LiptonReduction]: Checked pairs total: 1917 [2021-04-28 16:43:28,398 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:43:28,398 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 19124 [2021-04-28 16:43:28,400 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 113 transitions, 832 flow [2021-04-28 16:43:28,401 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 311.8) internal successors, (1559), 5 states have internal predecessors, (1559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:43:28,401 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:43:28,401 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 16:43:28,401 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-28 16:43:28,401 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:43:28,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:43:28,402 INFO L82 PathProgramCache]: Analyzing trace with hash -1750612816, now seen corresponding path program 1 times [2021-04-28 16:43:28,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:43:28,402 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330982532] [2021-04-28 16:43:28,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:43:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:43:28,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:43:28,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:43:28,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:43:28,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:43:28,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:43:28,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:43:28,535 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 16:43:28,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 16:43:28,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:43:28,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 16:43:28,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:43:28,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330982532] [2021-04-28 16:43:28,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:43:28,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 16:43:28,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403831816] [2021-04-28 16:43:28,547 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-28 16:43:28,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:43:28,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-28 16:43:28,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-04-28 16:43:28,551 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 311 out of 407 [2021-04-28 16:43:28,553 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 113 transitions, 832 flow. Second operand has 6 states, 6 states have (on average 311.8333333333333) internal successors, (1871), 6 states have internal predecessors, (1871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:43:28,553 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:43:28,553 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 311 of 407 [2021-04-28 16:43:28,553 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:43:32,654 INFO L129 PetriNetUnfolder]: 23068/39088 cut-off events. [2021-04-28 16:43:32,655 INFO L130 PetriNetUnfolder]: For 49811/1456702 co-relation queries the response was YES. [2021-04-28 16:43:32,880 INFO L84 FinitePrefix]: Finished finitePrefix Result has 220570 conditions, 39088 events. 23068/39088 cut-off events. For 49811/1456702 co-relation queries the response was YES. Maximal size of possible extension queue 6252. Compared 390289 event pairs, 832 based on Foata normal form. 902/12843 useless extension candidates. Maximal degree in co-relation 220549. Up to 36410 conditions per place. [2021-04-28 16:43:33,090 INFO L132 encePairwiseOnDemand]: 387/407 looper letters, 24 selfloop transitions, 95 changer transitions 12/159 dead transitions. [2021-04-28 16:43:33,090 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 159 transitions, 1504 flow [2021-04-28 16:43:33,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-28 16:43:33,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-28 16:43:33,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2925 transitions. [2021-04-28 16:43:33,100 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7985257985257985 [2021-04-28 16:43:33,101 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2925 transitions. [2021-04-28 16:43:33,101 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2925 transitions. [2021-04-28 16:43:33,103 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:43:33,103 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2925 transitions. [2021-04-28 16:43:33,111 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 325.0) internal successors, (2925), 9 states have internal predecessors, (2925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:43:33,119 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 407.0) internal successors, (4070), 10 states have internal predecessors, (4070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:43:33,121 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 407.0) internal successors, (4070), 10 states have internal predecessors, (4070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:43:33,122 INFO L185 Difference]: Start difference. First operand has 76 places, 113 transitions, 832 flow. Second operand 9 states and 2925 transitions. [2021-04-28 16:43:33,122 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 159 transitions, 1504 flow [2021-04-28 16:43:38,658 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 159 transitions, 1341 flow, removed 54 selfloop flow, removed 3 redundant places. [2021-04-28 16:43:38,663 INFO L241 Difference]: Finished difference. Result has 84 places, 144 transitions, 1260 flow [2021-04-28 16:43:38,664 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=407, PETRI_DIFFERENCE_MINUEND_FLOW=670, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=76, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1260, PETRI_PLACES=84, PETRI_TRANSITIONS=144} [2021-04-28 16:43:38,664 INFO L343 CegarLoopForPetriNet]: 152 programPoint places, -68 predicate places. [2021-04-28 16:43:38,664 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:43:38,664 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 84 places, 144 transitions, 1260 flow [2021-04-28 16:43:38,665 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 84 places, 144 transitions, 1260 flow [2021-04-28 16:43:38,667 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 84 places, 144 transitions, 1260 flow [2021-04-28 16:43:42,425 INFO L129 PetriNetUnfolder]: 16738/30705 cut-off events. [2021-04-28 16:43:42,426 INFO L130 PetriNetUnfolder]: For 115638/287827 co-relation queries the response was YES. [2021-04-28 16:43:42,598 INFO L84 FinitePrefix]: Finished finitePrefix Result has 175481 conditions, 30705 events. 16738/30705 cut-off events. For 115638/287827 co-relation queries the response was YES. Maximal size of possible extension queue 6163. Compared 348493 event pairs, 761 based on Foata normal form. 1/9121 useless extension candidates. Maximal degree in co-relation 175459. Up to 24220 conditions per place. [2021-04-28 16:43:43,181 INFO L146 LiptonReduction]: Number of co-enabled transitions 3330 [2021-04-28 16:44:13,731 INFO L158 LiptonReduction]: Checked pairs total: 2867 [2021-04-28 16:44:13,731 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:44:13,731 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 35067 [2021-04-28 16:44:13,733 INFO L480 AbstractCegarLoop]: Abstraction has has 84 places, 144 transitions, 1260 flow [2021-04-28 16:44:13,734 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 311.8333333333333) internal successors, (1871), 6 states have internal predecessors, (1871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:44:13,734 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:44:13,734 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 16:44:13,734 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-04-28 16:44:13,734 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:44:13,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:44:13,735 INFO L82 PathProgramCache]: Analyzing trace with hash 148023627, now seen corresponding path program 1 times [2021-04-28 16:44:13,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:44:13,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90092218] [2021-04-28 16:44:13,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:44:13,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:44:13,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:44:13,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:44:13,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:44:13,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:44:13,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:44:13,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:44:13,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:44:13,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:44:13,865 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 16:44:13,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 16:44:13,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:44:13,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 16:44:13,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:44:13,878 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90092218] [2021-04-28 16:44:13,878 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:44:13,878 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-28 16:44:13,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285366739] [2021-04-28 16:44:13,879 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-28 16:44:13,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:44:13,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-28 16:44:13,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-04-28 16:44:13,883 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 311 out of 407 [2021-04-28 16:44:13,885 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 144 transitions, 1260 flow. Second operand has 7 states, 7 states have (on average 311.85714285714283) internal successors, (2183), 7 states have internal predecessors, (2183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:44:13,886 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:44:13,886 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 311 of 407 [2021-04-28 16:44:13,886 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:44:17,658 INFO L129 PetriNetUnfolder]: 17047/31366 cut-off events. [2021-04-28 16:44:17,659 INFO L130 PetriNetUnfolder]: For 88648/1007923 co-relation queries the response was YES. [2021-04-28 16:44:17,844 INFO L84 FinitePrefix]: Finished finitePrefix Result has 208159 conditions, 31366 events. 17047/31366 cut-off events. For 88648/1007923 co-relation queries the response was YES. Maximal size of possible extension queue 5883. Compared 336516 event pairs, 22 based on Foata normal form. 621/9700 useless extension candidates. Maximal degree in co-relation 208135. Up to 24301 conditions per place. [2021-04-28 16:44:18,022 INFO L132 encePairwiseOnDemand]: 387/407 looper letters, 6 selfloop transitions, 113 changer transitions 20/167 dead transitions. [2021-04-28 16:44:18,023 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 167 transitions, 1748 flow [2021-04-28 16:44:18,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-28 16:44:18,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-04-28 16:44:18,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 3553 transitions. [2021-04-28 16:44:18,036 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7936117936117936 [2021-04-28 16:44:18,036 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 3553 transitions. [2021-04-28 16:44:18,037 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 3553 transitions. [2021-04-28 16:44:18,040 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:44:18,040 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 3553 transitions. [2021-04-28 16:44:18,050 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 323.0) internal successors, (3553), 11 states have internal predecessors, (3553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:44:18,070 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 407.0) internal successors, (4884), 12 states have internal predecessors, (4884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:44:18,078 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 407.0) internal successors, (4884), 12 states have internal predecessors, (4884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:44:18,078 INFO L185 Difference]: Start difference. First operand has 84 places, 144 transitions, 1260 flow. Second operand 11 states and 3553 transitions. [2021-04-28 16:44:18,078 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 167 transitions, 1748 flow [2021-04-28 16:45:09,926 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 167 transitions, 1403 flow, removed 111 selfloop flow, removed 7 redundant places. [2021-04-28 16:45:09,929 INFO L241 Difference]: Finished difference. Result has 90 places, 144 transitions, 1198 flow [2021-04-28 16:45:09,930 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=407, PETRI_DIFFERENCE_MINUEND_FLOW=916, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=112, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=1198, PETRI_PLACES=90, PETRI_TRANSITIONS=144} [2021-04-28 16:45:09,930 INFO L343 CegarLoopForPetriNet]: 152 programPoint places, -62 predicate places. [2021-04-28 16:45:09,930 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:45:09,930 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 90 places, 144 transitions, 1198 flow [2021-04-28 16:45:09,931 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 90 places, 144 transitions, 1198 flow [2021-04-28 16:45:09,932 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 88 places, 144 transitions, 1198 flow [2021-04-28 16:45:11,782 INFO L129 PetriNetUnfolder]: 13981/26681 cut-off events. [2021-04-28 16:45:11,782 INFO L130 PetriNetUnfolder]: For 66516/132649 co-relation queries the response was YES. [2021-04-28 16:45:11,953 INFO L84 FinitePrefix]: Finished finitePrefix Result has 118910 conditions, 26681 events. 13981/26681 cut-off events. For 66516/132649 co-relation queries the response was YES. Maximal size of possible extension queue 6445. Compared 316883 event pairs, 25 based on Foata normal form. 1/7679 useless extension candidates. Maximal degree in co-relation 118887. Up to 15552 conditions per place. [2021-04-28 16:45:12,212 INFO L146 LiptonReduction]: Number of co-enabled transitions 3236 [2021-04-28 16:46:05,655 INFO L158 LiptonReduction]: Checked pairs total: 2784 [2021-04-28 16:46:05,656 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:46:05,656 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 55726 [2021-04-28 16:46:05,657 INFO L480 AbstractCegarLoop]: Abstraction has has 88 places, 144 transitions, 1198 flow [2021-04-28 16:46:05,658 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 311.85714285714283) internal successors, (2183), 7 states have internal predecessors, (2183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:46:05,658 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:46:05,659 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 16:46:05,659 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-04-28 16:46:05,659 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:46:05,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:46:05,659 INFO L82 PathProgramCache]: Analyzing trace with hash 1552830775, now seen corresponding path program 1 times [2021-04-28 16:46:05,659 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:46:05,660 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008583544] [2021-04-28 16:46:05,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:46:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:46:05,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:46:05,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 16:46:05,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:46:05,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:46:05,745 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-04-28 16:46:05,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-28 16:46:05,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:46:05,764 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008583544] [2021-04-28 16:46:05,764 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:46:05,764 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 16:46:05,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931684437] [2021-04-28 16:46:05,765 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 16:46:05,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:46:05,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 16:46:05,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 16:46:05,768 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 407 [2021-04-28 16:46:05,769 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 144 transitions, 1198 flow. Second operand has 4 states, 4 states have (on average 256.25) internal successors, (1025), 4 states have internal predecessors, (1025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:46:05,769 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:46:05,769 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 407 [2021-04-28 16:46:05,769 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:46:09,745 INFO L129 PetriNetUnfolder]: 24627/46619 cut-off events. [2021-04-28 16:46:09,746 INFO L130 PetriNetUnfolder]: For 141315/330489 co-relation queries the response was YES. [2021-04-28 16:46:10,017 INFO L84 FinitePrefix]: Finished finitePrefix Result has 208301 conditions, 46619 events. 24627/46619 cut-off events. For 141315/330489 co-relation queries the response was YES. Maximal size of possible extension queue 9162. Compared 547037 event pairs, 20 based on Foata normal form. 93/13333 useless extension candidates. Maximal degree in co-relation 208276. Up to 27648 conditions per place. [2021-04-28 16:46:10,229 INFO L132 encePairwiseOnDemand]: 398/407 looper letters, 11 selfloop transitions, 15 changer transitions 0/157 dead transitions. [2021-04-28 16:46:10,230 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 157 transitions, 1300 flow [2021-04-28 16:46:10,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 16:46:10,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 16:46:10,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1294 transitions. [2021-04-28 16:46:10,235 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6358722358722358 [2021-04-28 16:46:10,236 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1294 transitions. [2021-04-28 16:46:10,236 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1294 transitions. [2021-04-28 16:46:10,237 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:46:10,237 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1294 transitions. [2021-04-28 16:46:10,240 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 258.8) internal successors, (1294), 5 states have internal predecessors, (1294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:46:10,247 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 407.0) internal successors, (2442), 6 states have internal predecessors, (2442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:46:10,247 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 407.0) internal successors, (2442), 6 states have internal predecessors, (2442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:46:10,248 INFO L185 Difference]: Start difference. First operand has 88 places, 144 transitions, 1198 flow. Second operand 5 states and 1294 transitions. [2021-04-28 16:46:10,248 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 157 transitions, 1300 flow [2021-04-28 16:49:17,594 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 157 transitions, 937 flow, removed 80 selfloop flow, removed 10 redundant places. [2021-04-28 16:49:17,597 INFO L241 Difference]: Finished difference. Result has 84 places, 153 transitions, 931 flow [2021-04-28 16:49:17,597 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=407, PETRI_DIFFERENCE_MINUEND_FLOW=835, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=133, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=931, PETRI_PLACES=84, PETRI_TRANSITIONS=153} [2021-04-28 16:49:17,598 INFO L343 CegarLoopForPetriNet]: 152 programPoint places, -68 predicate places. [2021-04-28 16:49:17,598 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:49:17,598 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 84 places, 153 transitions, 931 flow [2021-04-28 16:49:17,598 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 84 places, 153 transitions, 931 flow [2021-04-28 16:49:17,599 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 84 places, 153 transitions, 931 flow [2021-04-28 16:49:21,067 INFO L129 PetriNetUnfolder]: 26281/50030 cut-off events. [2021-04-28 16:49:21,068 INFO L130 PetriNetUnfolder]: For 32748/33798 co-relation queries the response was YES. [2021-04-28 16:49:21,346 INFO L84 FinitePrefix]: Finished finitePrefix Result has 191664 conditions, 50030 events. 26281/50030 cut-off events. For 32748/33798 co-relation queries the response was YES. Maximal size of possible extension queue 10763. Compared 616414 event pairs, 32 based on Foata normal form. 3/15093 useless extension candidates. Maximal degree in co-relation 191642. Up to 29376 conditions per place. [2021-04-28 16:49:21,836 INFO L146 LiptonReduction]: Number of co-enabled transitions 4158 [2021-04-28 16:52:16,660 INFO L158 LiptonReduction]: Checked pairs total: 3222 [2021-04-28 16:52:16,663 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:52:16,663 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 179065 [2021-04-28 16:52:16,664 INFO L480 AbstractCegarLoop]: Abstraction has has 84 places, 153 transitions, 931 flow [2021-04-28 16:52:16,665 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 256.25) internal successors, (1025), 4 states have internal predecessors, (1025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:52:16,665 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:52:16,665 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 16:52:16,665 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-04-28 16:52:16,665 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:52:16,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:52:16,666 INFO L82 PathProgramCache]: Analyzing trace with hash 2007194905, now seen corresponding path program 1 times [2021-04-28 16:52:16,666 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:52:16,666 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192882643] [2021-04-28 16:52:16,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:52:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:52:16,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:52:16,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 16:52:16,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:52:16,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:52:16,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:52:16,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:52:16,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:52:16,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192882643] [2021-04-28 16:52:16,767 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:52:16,767 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 16:52:16,767 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28532130] [2021-04-28 16:52:16,767 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 16:52:16,768 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:52:16,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 16:52:16,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 16:52:16,770 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 407 [2021-04-28 16:52:16,771 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 153 transitions, 931 flow. Second operand has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:52:16,771 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:52:16,772 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 407 [2021-04-28 16:52:16,772 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:52:22,159 INFO L129 PetriNetUnfolder]: 33006/61696 cut-off events. [2021-04-28 16:52:22,159 INFO L130 PetriNetUnfolder]: For 40345/46371 co-relation queries the response was YES. [2021-04-28 16:52:22,456 INFO L84 FinitePrefix]: Finished finitePrefix Result has 236750 conditions, 61696 events. 33006/61696 cut-off events. For 40345/46371 co-relation queries the response was YES. Maximal size of possible extension queue 12249. Compared 748932 event pairs, 22 based on Foata normal form. 84/18002 useless extension candidates. Maximal degree in co-relation 236726. Up to 38016 conditions per place. [2021-04-28 16:52:22,530 INFO L132 encePairwiseOnDemand]: 404/407 looper letters, 3 selfloop transitions, 1 changer transitions 10/153 dead transitions. [2021-04-28 16:52:22,530 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 153 transitions, 943 flow [2021-04-28 16:52:22,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 16:52:22,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 16:52:22,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1114 transitions. [2021-04-28 16:52:22,535 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6842751842751843 [2021-04-28 16:52:22,535 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1114 transitions. [2021-04-28 16:52:22,535 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1114 transitions. [2021-04-28 16:52:22,536 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:52:22,536 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1114 transitions. [2021-04-28 16:52:22,539 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 278.5) internal successors, (1114), 4 states have internal predecessors, (1114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:52:22,542 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 407.0) internal successors, (2035), 5 states have internal predecessors, (2035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:52:22,542 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 407.0) internal successors, (2035), 5 states have internal predecessors, (2035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 16:52:22,542 INFO L185 Difference]: Start difference. First operand has 84 places, 153 transitions, 931 flow. Second operand 4 states and 1114 transitions. [2021-04-28 16:52:22,543 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 153 transitions, 943 flow [2021-04-28 16:54:52,151 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 153 transitions, 943 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 16:54:52,154 INFO L241 Difference]: Finished difference. Result has 88 places, 143 transitions, 858 flow [2021-04-28 16:54:52,155 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=407, PETRI_DIFFERENCE_MINUEND_FLOW=931, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=153, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=152, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=858, PETRI_PLACES=88, PETRI_TRANSITIONS=143} [2021-04-28 16:54:52,155 INFO L343 CegarLoopForPetriNet]: 152 programPoint places, -64 predicate places. [2021-04-28 16:54:52,155 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:54:52,155 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 88 places, 143 transitions, 858 flow [2021-04-28 16:54:52,155 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 88 places, 143 transitions, 858 flow [2021-04-28 16:54:52,156 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 86 places, 143 transitions, 858 flow [2021-04-28 16:54:54,136 INFO L129 PetriNetUnfolder]: 14116/27131 cut-off events. [2021-04-28 16:54:54,136 INFO L130 PetriNetUnfolder]: For 17907/19483 co-relation queries the response was YES. [2021-04-28 16:54:54,287 INFO L84 FinitePrefix]: Finished finitePrefix Result has 103883 conditions, 27131 events. 14116/27131 cut-off events. For 17907/19483 co-relation queries the response was YES. Maximal size of possible extension queue 5845. Compared 318082 event pairs, 26 based on Foata normal form. 1/8155 useless extension candidates. Maximal degree in co-relation 103859. Up to 15552 conditions per place. [2021-04-28 16:54:54,524 INFO L146 LiptonReduction]: Number of co-enabled transitions 3092 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown